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  <xsd:element name="PlantAndMachineryMember" id="gsm_PlantAndMachineryMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ToolsMember" id="gsm_ToolsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsFurnitureAndFixturesMember" id="gsm_IfrsFurnitureAndFixturesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AmortisationPeriodOfIntangibleAssetsMaterialToEntity" id="gsm_AmortisationPeriodOfIntangibleAssetsMaterialToEntity" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfInformationAboutPropertyPlantAndEquipmentAbstract" id="gsm_DisclosureOfInformationAboutPropertyPlantAndEquipmentAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" id="gsm_IfrsScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsCashFlowsStatementTableTextBlock" id="gsm_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsCashFlowsStatementTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="WeightedAverageSharesAbstract" id="gsm_WeightedAverageSharesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NetIncomeLossDilutedNumeratorAbstract" id="gsm_NetIncomeLossDilutedNumeratorAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" id="gsm_IfrsAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GeneralInformationAbstract" id="gsm_GeneralInformationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfGeneralInformationAboutEntityTextBlock" id="gsm_DisclosureOfGeneralInformationAboutEntityTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfOrganizationAndSubsidiariesAbstract" id="gsm_DisclosureOfOrganizationAndSubsidiariesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfBasisOfPresentationAndBasisOfConsolidationAbstract" id="gsm_DisclosureOfBasisOfPresentationAndBasisOfConsolidationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfBasisOfPresentationAndBasisOfConsolidationTextBlock" id="gsm_DisclosureOfBasisOfPresentationAndBasisOfConsolidationTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfValuationAdjustmentsTableTextBlock" id="gsm_DisclosureOfValuationAdjustmentsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfNonControllingInterestChangesExplanatoryTableTextBlock" id="gsm_DisclosureOfNonControllingInterestChangesExplanatoryTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfNonControllingInterestFinancialInformationExplanatoryTableTextBlock" id="gsm_DisclosureOfNonControllingInterestFinancialInformationExplanatoryTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ClassMember" id="gsm_ClassMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrupoVillarMirSauMember" id="gsm_GrupoVillarMirSauMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrupoFerroatlanticaSauMember" id="gsm_GrupoFerroatlanticaSauMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfConsolidatedShares" id="gsm_NumberOfConsolidatedShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ParValuePerConsolidatedShare" id="gsm_ParValuePerConsolidatedShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfOutstandingSharesOwned" id="gsm_PercentageOfOutstandingSharesOwned" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ActuarialGainLossValuationAdjustment" id="gsm_ActuarialGainLossValuationAdjustment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="HedgingInstrumentAndOtherValuationAdjustment" id="gsm_HedgingInstrumentAndOtherValuationAdjustment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="QuebecSiliconLimitedPartnershipMember" id="gsm_QuebecSiliconLimitedPartnershipMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="WvaManufacturingLlcMember" id="gsm_WvaManufacturingLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OperatingAgreementAdditionalCostPerMetricTon" id="gsm_OperatingAgreementAdditionalCostPerMetricTon" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="PercentageMembershipInterestSold" id="gsm_PercentageMembershipInterestSold" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfProductionOutputSold" id="gsm_PercentageOfProductionOutputSold" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SeniorNotesDue2022Member" id="gsm_SeniorNotesDue2022Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SeniorNotesDue2022IssuedByFerroglobePlcMember" id="gsm_SeniorNotesDue2022IssuedByFerroglobePlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsLineOfCreditFacilityMaximumBorrowingCapacity" id="gsm_IfrsLineOfCreditFacilityMaximumBorrowingCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="IfrsDebtInstrumentRedemptionPricePercentage" id="gsm_IfrsDebtInstrumentRedemptionPricePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfRemunerationAndOtherBenefitsPaidToKeyManagementPersonnelAbstract" id="gsm_DisclosureOfRemunerationAndOtherBenefitsPaidToKeyManagementPersonnelAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfRemunerationAndOtherBenefitsPaidToKeyManagementPersonnelTextBlock" id="gsm_DisclosureOfRemunerationAndOtherBenefitsPaidToKeyManagementPersonnelTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="KeyManagementPersonnelCompensationFixedRemuneration" id="gsm_KeyManagementPersonnelCompensationFixedRemuneration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="KeyManagementPersonnelCompensationVariableRemuneration" id="gsm_KeyManagementPersonnelCompensationVariableRemuneration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="KeyManagementPersonnelCompensationContributionsToPensionPlansAndInsurancePolicies" id="gsm_KeyManagementPersonnelCompensationContributionsToPensionPlansAndInsurancePolicies" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="KeyManagementPersonnelLoansAndAdvancesGranted" id="gsm_KeyManagementPersonnelLoansAndAdvancesGranted" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DisclosureOfDetailedInformationAboutBorrowingsByCurrencyTableTextBlock" id="gsm_DisclosureOfDetailedInformationAboutBorrowingsByCurrencyTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfDetailedInformationAboutNoncurrentBorrowingsByMaturityTableTextBlock" id="gsm_DisclosureOfDetailedInformationAboutNoncurrentBorrowingsByMaturityTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfLoanInstallmentsPayable" id="gsm_NumberOfLoanInstallmentsPayable" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ScheduleOfTradeAndOtherPayablesTableTextBlock" id="gsm_ScheduleOfTradeAndOtherPayablesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsScheduleOfSegmentReportingInformationBySegmentTableTextBlock" id="gsm_IfrsScheduleOfSegmentReportingInformationBySegmentTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TopTenCustomersMember" id="gsm_TopTenCustomersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfIncomeAndExpensesTextBlock" id="gsm_DisclosureOfIncomeAndExpensesTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfGainLossOnDisposalOfNonCurrentAssetsTableTextBlock" id="gsm_DisclosureOfGainLossOnDisposalOfNonCurrentAssetsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EuropeanCountriesOtherThanSpainGermanyItalyMember" id="gsm_EuropeanCountriesOtherThanSpainGermanyItalyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfAssumptionsUsedInDeterminationOfRecoverableValueOfBusinessAcquisitionsTableTextBlock" id="gsm_DisclosureOfAssumptionsUsedInDeterminationOfRecoverableValueOfBusinessAcquisitionsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LongTermGrowthRateSignificantUnobservableInputsAssets" id="gsm_LongTermGrowthRateSignificantUnobservableInputsAssets" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NormalizedTaxRateSignificantUnobservableInputsAssets" id="gsm_NormalizedTaxRateSignificantUnobservableInputsAssets" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SensitivityOnDiscountRateDecreaseByTenPercentMember" id="gsm_SensitivityOnDiscountRateDecreaseByTenPercentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SensitivityOnDiscountRateIncreaseByTenPercentMember" id="gsm_SensitivityOnDiscountRateIncreaseByTenPercentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureShowingBreakdownOfNonCurrentAndCurrentProvisionsTableTextBlock" id="gsm_DisclosureShowingBreakdownOfNonCurrentAndCurrentProvisionsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureShowingChangesInProvisionsTableTextBlock" id="gsm_DisclosureShowingChangesInProvisionsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureShowingPercentageBreakdownOfPlanAssetsTableTextBlock" id="gsm_DisclosureShowingPercentageBreakdownOfPlanAssetsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfBenefitObligationsAndFundedStatusTableTextBlock" id="gsm_DisclosureOfBenefitObligationsAndFundedStatusTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProvisionsForPensionsMember" id="gsm_ProvisionsForPensionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProvisionsForThirdPartyLiabilityMember" id="gsm_ProvisionsForThirdPartyLiabilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProvisionAgainstEquity" id="gsm_ProvisionAgainstEquity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="EstimatedFutureBenefitPaymentsAbstract" id="gsm_EstimatedFutureBenefitPaymentsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EstimatedFutureBenefitPaymentsFromDefinedBenefitPensionPlans" id="gsm_EstimatedFutureBenefitPaymentsFromDefinedBenefitPensionPlans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfReasonablyPossibleChangeInCostOfMedicalAid" id="gsm_PercentageOfReasonablyPossibleChangeInCostOfMedicalAid" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="IfrsDefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" id="gsm_IfrsDefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanInterestIncomeOnPlanAssets" id="gsm_DefinedBenefitPlanInterestIncomeOnPlanAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="IfrsDefinedBenefitPlanBenefitsPaid" id="gsm_IfrsDefinedBenefitPlanBenefitsPaid" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseInDefinedBenefitPlanAssetsDueToActuarialDifferences" id="gsm_IncreaseDecreaseInDefinedBenefitPlanAssetsDueToActuarialDifferences" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseInDefinedBenefitPlanAssetsDueToOther" id="gsm_IncreaseDecreaseInDefinedBenefitPlanAssetsDueToOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="IfrsDefinedBenefitPlanActualReturnOnPlanAssets" id="gsm_IfrsDefinedBenefitPlanActualReturnOnPlanAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NumberOfYearsOfEmployeeServiceAccumulated" id="gsm_NumberOfYearsOfEmployeeServiceAccumulated" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfBasicSalaryPaymentGuaranteed" id="gsm_PercentageOfBasicSalaryPaymentGuaranteed" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ActuarialAssumptionsUsedToCalculateDefinedBenefitObligationAbstract" id="gsm_ActuarialAssumptionsUsedToCalculateDefinedBenefitObligationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PostRetirementPlansMember" id="gsm_PostRetirementPlansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReconciliationOfBenefitObligationPlanAssetsAndFundedStatusAbstract" id="gsm_ReconciliationOfBenefitObligationPlanAssetsAndFundedStatusAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsPostEmploymentBenefitsLiability" id="gsm_IfrsPostEmploymentBenefitsLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DecreaseThroughExpensesInNetDefinedBenefitLiabilityAsset" id="gsm_DecreaseThroughExpensesInNetDefinedBenefitLiabilityAsset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="OtherBenefitPlansAbstract" id="gsm_OtherBenefitPlansAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsDefinedContributionPlanEmployerMatchingContributionPercentOfMatch" id="gsm_IfrsDefinedContributionPlanEmployerMatchingContributionPercentOfMatch" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsDefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" id="gsm_IfrsDefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroPemSASMember" id="gsm_FerroPemSASMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfReasonablePossibleChangeInCostOfProvision" id="gsm_PercentageOfReasonablePossibleChangeInCostOfProvision" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleChangeInCostOfProvision" id="gsm_IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleChangeInCostOfProvision" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="FinanceIncomeAbstract" id="gsm_FinanceIncomeAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinanceCostsAbstract" id="gsm_FinanceCostsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InterestExpenseOnNoteAndBillDiscounting" id="gsm_InterestExpenseOnNoteAndBillDiscounting" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="GainsLossesRecognisedInProfitOrLossFairValueMeasurementOfOtherAssets" id="gsm_GainsLossesRecognisedInProfitOrLossFairValueMeasurementOfOtherAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="NumberSharesBeneficiallyOwned" id="gsm_NumberSharesBeneficiallyOwned" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GlobeMetallurgicalIncMember" id="gsm_GlobeMetallurgicalIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NewSharesIssuedAfterConsolidation" id="gsm_NewSharesIssuedAfterConsolidation" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="IncreaseDecreaseInFloatingRateOfBorrowingsPercentage" id="gsm_IncreaseDecreaseInFloatingRateOfBorrowingsPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="AdditionalBorrowingCostChangeInFloatingInterestRate" id="gsm_AdditionalBorrowingCostChangeInFloatingInterestRate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfMajorityShareholdersTableTextBlock" id="gsm_DisclosureOfMajorityShareholdersTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="WorldOtherThanEuropeanAndUSMember" id="gsm_WorldOtherThanEuropeanAndUSMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanEstimatedFutureBenefitPaymentsTableTextBlock" id="gsm_DefinedBenefitPlanEstimatedFutureBenefitPaymentsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="KeyManagementPersonnelCompensationOtherRemuneration" id="gsm_KeyManagementPersonnelCompensationOtherRemuneration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="PurchaseCommitmentsAndCollateralAbstract" id="gsm_PurchaseCommitmentsAndCollateralAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherLiabilitiesIncomeTaxLiabilitiesAndMiscellaneousLiabilities" id="gsm_OtherLiabilitiesIncomeTaxLiabilitiesAndMiscellaneousLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="EarningsPerShareNumeratorAbstract" id="gsm_EarningsPerShareNumeratorAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
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  <xsd:element name="FinancialLoansFromGovernmentAgenciesUndiscountedCashFlows" id="gsm_FinancialLoansFromGovernmentAgenciesUndiscountedCashFlows" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
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  <xsd:element name="ShareBasedPaymentsOptionsReceivableBasedOnCompanyPerformanceAsPercentage" id="gsm_ShareBasedPaymentsOptionsReceivableBasedOnCompanyPerformanceAsPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
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  <xsd:element name="IfrsForeignCurrencyGainLossMember" id="gsm_IfrsForeignCurrencyGainLossMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
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  <xsd:element name="KintukSasAndKintukAsMember" id="gsm_KintukSasAndKintukAsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CurrencyOtherThanUsdMember" id="gsm_CurrencyOtherThanUsdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroglobeManganNorgeMember" id="gsm_FerroglobeManganNorgeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroglobeManganeseFranceMember" id="gsm_FerroglobeManganeseFranceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DiscountRateUsedInSignificantUnobservableInputs" id="gsm_DiscountRateUsedInSignificantUnobservableInputs" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherFinancialAssetsMember" id="gsm_OtherFinancialAssetsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReceivablesFromRelatedPartiesMember" id="gsm_ReceivablesFromRelatedPartiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherReceivablesMember" id="gsm_OtherReceivablesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProvisionsForCo2EmissionsAllowancesMember" id="gsm_ProvisionsForCo2EmissionsAllowancesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LongtermBorrowingsGross" id="gsm_LongtermBorrowingsGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="ContingentConsiderationCurrent" id="gsm_ContingentConsiderationCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="ContingentConsiderationNonCurrent" id="gsm_ContingentConsiderationNonCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="ContingentConsiderationCurrentAndNonCurrent" id="gsm_ContingentConsiderationCurrentAndNonCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="NumberOfShareOptionsExpiredOrForfeitedInShareBasedPaymentArrangement" id="gsm_NumberOfShareOptionsExpiredOrForfeitedInShareBasedPaymentArrangement" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroglobePlcEquityIncentivePlanMember" id="gsm_FerroglobePlcEquityIncentivePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CurrentTradeReceivablesGross" id="gsm_CurrentTradeReceivablesGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FerroglobeManganNorgeAndFerroglobeManganeseFranceMember" id="gsm_FerroglobeManganNorgeAndFerroglobeManganeseFranceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfClassificationOfFinancialAssetsTextBlock" id="gsm_DisclosureOfClassificationOfFinancialAssetsTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RemunerationPayableNonCurrent" id="gsm_RemunerationPayableNonCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="CompanyTotalShareholderReturnAtGrantDate" id="gsm_CompanyTotalShareholderReturnAtGrantDate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfCreditFacilitiesTableTextBlock" id="gsm_DisclosureOfCreditFacilitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AverageSimulatedRevenueUsedInSignificantUnobservableInputs" id="gsm_AverageSimulatedRevenueUsedInSignificantUnobservableInputs" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedPaymentArrangementsGrantDateAxis" id="gsm_ShareBasedPaymentArrangementsGrantDateAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedPaymentArrangementsGrantDateMember" id="gsm_ShareBasedPaymentArrangementsGrantDateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrantDate1Member" id="gsm_GrantDate1Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrantDate2Member" id="gsm_GrantDate2Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrantDate3Member" id="gsm_GrantDate3Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrantDate4Member" id="gsm_GrantDate4Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrantDate5Member" id="gsm_GrantDate5Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProvisionsForLitigationFerropemFranceMember" id="gsm_ProvisionsForLitigationFerropemFranceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfSharesOutstandingIncludingTreasuryShares" id="gsm_NumberOfSharesOutstandingIncludingTreasuryShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EnvironmentalRehabilitationMember" id="gsm_EnvironmentalRehabilitationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AdjustmentsForDecreaseIncreaseInTradeAccountsAndOtherReceivable" id="gsm_AdjustmentsForDecreaseIncreaseInTradeAccountsAndOtherReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="AdjustmentsForDecreaseIncreaseInTradeAccountsAndOtherPayables" id="gsm_AdjustmentsForDecreaseIncreaseInTradeAccountsAndOtherPayables" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ArlResourcesLlcMember" id="gsm_ArlResourcesLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ArlServicesLlcMember" id="gsm_ArlServicesLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GsmEnterprisesLlcMember" id="gsm_GsmEnterprisesLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GsmSalesInc.Member" id="gsm_GsmSalesInc.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TaxEffectOfStateTaxRates" id="gsm_TaxEffectOfStateTaxRates" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NumberOfYearsOpenToReview" id="gsm_NumberOfYearsOpenToReview" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TaxEffectOfOtherPermanentDifferences" id="gsm_TaxEffectOfOtherPermanentDifferences" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="TaxEffectOfTaxableCapitalGains" id="gsm_TaxEffectOfTaxableCapitalGains" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCredits" id="gsm_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCredits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TaxEffectOfEliminationOfEffectOfInterestInJointVentures" id="gsm_TaxEffectOfEliminationOfEffectOfInterestInJointVentures" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="QuebecSiliconGeneralPartnerMember" id="gsm_QuebecSiliconGeneralPartnerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroglobeManganNorgeAsMember" id="gsm_FerroglobeManganNorgeAsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroglobeManganeseFranceSasMember" id="gsm_FerroglobeManganeseFranceSasMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="KintuckFranceSasMember" id="gsm_KintuckFranceSasMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="KintuckAsMember" id="gsm_KintuckAsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EcpiInc.Member" id="gsm_EcpiInc.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GbgFinancialLlcMember" id="gsm_GbgFinancialLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GlobeArgentinaHoldcoLlcMember" id="gsm_GlobeArgentinaHoldcoLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GlobeBgLlcMember" id="gsm_GlobeBgLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GsmFinancialInc.Member" id="gsm_GsmFinancialInc.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GsmNetherlandsBvMember" id="gsm_GsmNetherlandsBvMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LaurelFordResourcesInc.Member" id="gsm_LaurelFordResourcesInc.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NingxiaYonveyCoalIndustrialCo.Ltd.Member" id="gsm_NingxiaYonveyCoalIndustrialCo.Ltd.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PhotosilIndustriesSasMember" id="gsm_PhotosilIndustriesSasMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SilicioFerrosolarSluMember" id="gsm_SilicioFerrosolarSluMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SolsilInc.Member" id="gsm_SolsilInc.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="UltracoreEnergySaMember" id="gsm_UltracoreEnergySaMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MetallurgicalProcessMaterialsLlcMember" id="gsm_MetallurgicalProcessMaterialsLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroglobeServicesUkPlcMember" id="gsm_FerroglobeServicesUkPlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroquartzHoldingsLtdHongKongMember" id="gsm_FerroquartzHoldingsLtdHongKongMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GlobeMetalesS.r.l.Member" id="gsm_GlobeMetalesS.r.l.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CurrentGovernmentGrantReceivables" id="gsm_CurrentGovernmentGrantReceivables" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="OtherWriteDownsAndReversals" id="gsm_OtherWriteDownsAndReversals" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="EuroInterbankOfferedRateEuriborMember" id="gsm_EuroInterbankOfferedRateEuriborMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromSalesOfOtherAssetsClassifiedAsInvestingActivities" id="gsm_ProceedsFromSalesOfOtherAssetsClassifiedAsInvestingActivities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxLiabilityAssetPriorYearChange" id="gsm_DeferredTaxLiabilityAssetPriorYearChange" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ShortTermBorrowingsGross" id="gsm_ShortTermBorrowingsGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="BorrowingsGross" id="gsm_BorrowingsGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="OtherAssetsOther" id="gsm_OtherAssetsOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="CashEquivalentsAndCashMember" id="gsm_CashEquivalentsAndCashMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RepaymentOfHydroLeases" id="gsm_RepaymentOfHydroLeases" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="FerroatlanticaDeSabonSluMember" id="gsm_FerroatlanticaDeSabonSluMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroatlanticaDeBooSluMember" id="gsm_FerroatlanticaDeBooSluMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerrousReceivablesDacMember" id="gsm_FerrousReceivablesDacMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrantDate6Member" id="gsm_GrantDate6Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MovementInLeaseLiabilitiesRollForward" id="gsm_MovementInLeaseLiabilitiesRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AdditionToLeaseLiabilities" id="gsm_AdditionToLeaseLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="LeaseLiabilitiesDisposalsAndOther" id="gsm_LeaseLiabilitiesDisposalsAndOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="LeaseLiabilitiesGainLossOnCurrencyTranslation" id="gsm_LeaseLiabilitiesGainLossOnCurrencyTranslation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="LeaseLiabilitiesWeightedAverageDiscountRate" id="gsm_LeaseLiabilitiesWeightedAverageDiscountRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RightOfUseAssetsGainLossOnCurrencyTranslation" id="gsm_RightOfUseAssetsGainLossOnCurrencyTranslation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="PaymentsOfInterestOnLeaseLiabilities" id="gsm_PaymentsOfInterestOnLeaseLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="SpanishHydroelectricBusinessDisposalGroupAndDiscontinuedOperationMember" id="gsm_SpanishHydroelectricBusinessDisposalGroupAndDiscontinuedOperationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AssetBasedRevolvingCreditFacilityMember" id="gsm_AssetBasedRevolvingCreditFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="HidroelectricitDeSaintBeronS.a.sMember" id="gsm_HidroelectricitDeSaintBeronS.a.sMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrupoFerroatlnticaDeServiciosS.a.uMember" id="gsm_GrupoFerroatlnticaDeServiciosS.a.uMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroatlnticaDeVenezuelaFerrovenS.a.Member" id="gsm_FerroatlnticaDeVenezuelaFerrovenS.a.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LeaseBalanceSheetDisclosureTableTextBlock" id="gsm_LeaseBalanceSheetDisclosureTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LeaseCashFlowInformationDisclosureTableTextBlock" id="gsm_LeaseCashFlowInformationDisclosureTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LeaseOperationsInformationDisclosureTableTextBlock" id="gsm_LeaseOperationsInformationDisclosureTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfLeaseObligationsTableTextBlock" id="gsm_DisclosureOfLeaseObligationsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LeaseLiabilityMaturityTableTextBlock" id="gsm_LeaseLiabilityMaturityTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherLeasesMember" id="gsm_OtherLeasesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseInImpairmentPropertyPlantAndEquipment" id="gsm_IncreaseDecreaseInImpairmentPropertyPlantAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseInDefinedBenefitPlanAssetsDueToExchangeDifferences" id="gsm_IncreaseDecreaseInDefinedBenefitPlanAssetsDueToExchangeDifferences" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="IfrsBalanceSheetLocationAxis" id="gsm_IfrsBalanceSheetLocationAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsBalanceSheetLocationDomain" id="gsm_IfrsBalanceSheetLocationDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RestrictedCashMember" id="gsm_RestrictedCashMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CashAndCashEquivalentsAndRestrictedCash" id="gsm_CashAndCashEquivalentsAndRestrictedCash" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="CaixaGuaranteeReindusMember" id="gsm_CaixaGuaranteeReindusMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AblRevolverMember" id="gsm_AblRevolverMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherRestrictedCashMember" id="gsm_OtherRestrictedCashMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsInventoryAxis" id="gsm_IfrsInventoryAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsInventoryDomain" id="gsm_IfrsInventoryDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsDebtInstrumentTerm" id="gsm_IfrsDebtInstrumentTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="UltracorePolskaZooSubsidiaryDisposalMember" id="gsm_UltracorePolskaZooSubsidiaryDisposalMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsScenarioAxis" id="gsm_IfrsScenarioAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IfrsScenarioDomain" id="gsm_IfrsScenarioDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherProvisionsProvisionsForTaxesMember" id="gsm_OtherProvisionsProvisionsForTaxesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AurinkaMember" id="gsm_AurinkaMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TradeAndOtherCurrentPayablesToRelatedPartiesIncludingDiscontinuedOperations" id="gsm_TradeAndOtherCurrentPayablesToRelatedPartiesIncludingDiscontinuedOperations" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TradeAndOtherCurrentReceivablesDueFromRelatedPartiesDiscontinuedOperations" id="gsm_TradeAndOtherCurrentReceivablesDueFromRelatedPartiesDiscontinuedOperations" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfInterestOfSubsidiarySold" id="gsm_PercentageOfInterestOfSubsidiarySold" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroatlanticaS.a.u.Member" id="gsm_FerroatlanticaS.a.u.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PeriodForContingentConsideration" id="gsm_PeriodForContingentConsideration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroatlanticasMember" id="gsm_FerroatlanticasMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroatlanticaDelCincaS.l.Member" id="gsm_FerroatlanticaDelCincaS.l.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroatlanticaParticipacionesS.l.u.Member" id="gsm_FerroatlanticaParticipacionesS.l.u.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AdjustmentsForFinanceIncomeExpense" id="gsm_AdjustmentsForFinanceIncomeExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="NetPaymentsFromChangesInOwnershipInterestsInSubsidiaries" id="gsm_NetPaymentsFromChangesInOwnershipInterestsInSubsidiaries" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseThroughClassifiedAsDiscontinuedOperationsPropertyPlantAndEquipment" id="gsm_IncreaseDecreaseThroughClassifiedAsDiscontinuedOperationsPropertyPlantAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="TradeAndOtherCurrentReceivablesDueFromRelatedPartiesNet" id="gsm_TradeAndOtherCurrentReceivablesDueFromRelatedPartiesNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="ImpairmentOfPropertyPlantAndEquipmentNet" id="gsm_ImpairmentOfPropertyPlantAndEquipmentNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NumberOfCustomersRepresentingTenPercentOfMoreOfSales" id="gsm_NumberOfCustomersRepresentingTenPercentOfMoreOfSales" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerroatlanticaSauAndUltracorePolskaZooMember" id="gsm_FerroatlanticaSauAndUltracorePolskaZooMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AccountingProfitAdjustmentDiscontinuedOperations" id="gsm_AccountingProfitAdjustmentDiscontinuedOperations" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="AccountingProfitIncludingAdjustmentForDiscontinuedOperations" id="gsm_AccountingProfitIncludingAdjustmentForDiscontinuedOperations" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="GrantDate7Member" id="gsm_GrantDate7Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsEarningsPerShareTableTextBlock" id="gsm_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsEarningsPerShareTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NiagaraFallsMember" id="gsm_NiagaraFallsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DiscontinuedOperationsPurchasePriceAdjustment" id="gsm_DiscontinuedOperationsPurchasePriceAdjustment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="MaximumCashConsiderationForFinancingFacility" id="gsm_MaximumCashConsiderationForFinancingFacility" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfAccountsReceivableProvidedAsGuaranteeToAgentUntilPaymentHasBeenSatisfied" id="gsm_PercentageOfAccountsReceivableProvidedAsGuaranteeToAgentUntilPaymentHasBeenSatisfied" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfAnnualAgentFeeAppliedToRevenues" id="gsm_PercentageOfAnnualAgentFeeAppliedToRevenues" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfFinancingCommission" id="gsm_PercentageOfFinancingCommission" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="BadDebtLossesNotCoveredByInsuranceProvider" id="gsm_BadDebtLossesNotCoveredByInsuranceProvider" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="SupplierFactoringFacilityMember" id="gsm_SupplierFactoringFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TemporaryDifferenceTaxIncentivesAndCreditsMember" id="gsm_TemporaryDifferenceTaxIncentivesAndCreditsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TemporaryDifferenceTaxLossesMember" id="gsm_TemporaryDifferenceTaxLossesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AgreementInPrincipleOnTermsOfFinancingProposalMember" id="gsm_AgreementInPrincipleOnTermsOfFinancingProposalMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerrosolarOpcoMember" id="gsm_FerrosolarOpcoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrantDate8Member" id="gsm_GrantDate8Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfImpactOfAdoptionOnFinancialStatements" id="gsm_DisclosureOfImpactOfAdoptionOnFinancialStatements" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfSharePriceServiceCondition" id="gsm_PercentageOfSharePriceServiceCondition" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfNetCashFlow" id="gsm_PercentageOfNetCashFlow" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LossContingencyPeriod" id="gsm_LossContingencyPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StampTaxLitigationMember" id="gsm_StampTaxLitigationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EliminationsAndReconcilingItemsMember" id="gsm_EliminationsAndReconcilingItemsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromDisposalOfSubsidiariesInvestingActivities" id="gsm_ProceedsFromDisposalOfSubsidiariesInvestingActivities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="EquityAttributableToOwnersOfParentExcludingCapitalAndAdjustments" id="gsm_EquityAttributableToOwnersOfParentExcludingCapitalAndAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="GainLossOnDisposalOfIntangibleAssets" id="gsm_GainLossOnDisposalOfIntangibleAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseThroughReclassificationsDeferredTaxLiabilityAsset" id="gsm_IncreaseDecreaseThroughReclassificationsDeferredTaxLiabilityAsset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="RestrictedCashRelease" id="gsm_RestrictedCashRelease" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FinancialAssetsDeposits" id="gsm_FinancialAssetsDeposits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FinancialAssetsDepositsPeriod" id="gsm_FinancialAssetsDepositsPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SuperSeniorNotesMember" id="gsm_SuperSeniorNotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LossContingencyTaxPenalty" id="gsm_LossContingencyTaxPenalty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="LossContingencyTaxReassessment" id="gsm_LossContingencyTaxReassessment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfOperatingProfitLossServiceCondition" id="gsm_PercentageOfOperatingProfitLossServiceCondition" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReindusLoanMember" id="gsm_ReindusLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherProvisionsForReclaimingLandMember" id="gsm_OtherProvisionsForReclaimingLandMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherIntangibleAssetsNetReduction" id="gsm_OtherIntangibleAssetsNetReduction" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="DirectorsExcludingExecutiveDirectorsMember" id="gsm_DirectorsExcludingExecutiveDirectorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EmployeesMember" id="gsm_EmployeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisclosureOfAverageNumberEmployeesTableTextBlock" id="gsm_DisclosureOfAverageNumberEmployeesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfDerivativeDesignatedAsHedge" id="gsm_PercentageOfDerivativeDesignatedAsHedge" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ImpairmentLossesOtherAssets" id="gsm_ImpairmentLossesOtherAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="CostOfSalesExcludingDepreciation" id="gsm_CostOfSalesExcludingDepreciation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ManganeseAlloysEuropeSegmentMember" id="gsm_ManganeseAlloysEuropeSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SiliconMetalsAndSiliconAlloysEuropeSegmentMember" id="gsm_SiliconMetalsAndSiliconAlloysEuropeSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SiliconAlloysSouthAfricaSegmentMember" id="gsm_SiliconAlloysSouthAfricaSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SiliconMetalsCanadaSegmentMember" id="gsm_SiliconMetalsCanadaSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SiliconMetalsAndSiliconAlloysUnitedStatesSegmentMember" id="gsm_SiliconMetalsAndSiliconAlloysUnitedStatesSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SiliconMetalsAndAlloysNorthAmericanSegmentMember" id="gsm_SiliconMetalsAndAlloysNorthAmericanSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FerroglobeInnovationS.l.uMember" id="gsm_FerroglobeInnovationS.l.uMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FerroglobeHoldingCompanyLtdMember" id="gsm_FerroglobeHoldingCompanyLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FerroglobeFinanceCompanyPlcMember" id="gsm_FerroglobeFinanceCompanyPlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ManganeseAndSiliconAlloysEuropeSegmentMember" id="gsm_ManganeseAndSiliconAlloysEuropeSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PaymentsForDebtAndEquityIssuanceCosts" id="gsm_PaymentsForDebtAndEquityIssuanceCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfSegments" id="gsm_NumberOfSegments" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DocumentAndEntityInformationTable" id="gsm_DocumentAndEntityInformationTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DocumentAndEntityInformationLineItems" id="gsm_DocumentAndEntityInformationLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RelatedPartyTransactionLoanMaturityTerm" id="gsm_RelatedPartyTransactionLoanMaturityTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MineralReservesMember" id="gsm_MineralReservesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LeasedLandAndBuildingsMember" id="gsm_LeasedLandAndBuildingsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LeasedLandAndMachineryMember" id="gsm_LeasedLandAndMachineryMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PrincipalPaymentsOfLeaseLiabilities" id="gsm_PrincipalPaymentsOfLeaseLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ApprovalOfSpanishFundBySociedadEstatalDeParticipacionesIndustrialesMember" id="gsm_ApprovalOfSpanishFundBySociedadEstatalDeParticipacionesIndustrialesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SociedadEstatalDeParticipacionesIndustrialesLoanMember" id="gsm_SociedadEstatalDeParticipacionesIndustrialesLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LoanMaturingInFebruary2025Member" id="gsm_LoanMaturingInFebruary2025Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LoanMaturingInJune2025Member" id="gsm_LoanMaturingInJune2025Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LoanWithFixedInterestRateMember" id="gsm_LoanWithFixedInterestRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InterestRateSpreadFirstYearMember" id="gsm_InterestRateSpreadFirstYearMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InterestRateSpreadSecondAndThirdYearsMember" id="gsm_InterestRateSpreadSecondAndThirdYearsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InterestRateSpreadFourthYearMember" id="gsm_InterestRateSpreadFourthYearMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LoanWithVariableInterestRateMember" id="gsm_LoanWithVariableInterestRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EscrowDepositsFundsReleaseAmount" id="gsm_EscrowDepositsFundsReleaseAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="GainsOnDisposalsOfOtherNonCurrentAssets" id="gsm_GainsOnDisposalsOfOtherNonCurrentAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BorrowingsAdditionalInterestRatePayable" id="gsm_BorrowingsAdditionalInterestRatePayable" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="SuperSeniorSecuredNotesDue2025Member" id="gsm_SuperSeniorSecuredNotesDue2025Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AdditionalAmortizationPeriod" id="gsm_AdditionalAmortizationPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BorrowingsCommitmentFeePercentageOnCapitalBorrowed" id="gsm_BorrowingsCommitmentFeePercentageOnCapitalBorrowed" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BorrowingsCommitmentAmount" id="gsm_BorrowingsCommitmentAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="LoanWithBnpParibasMember" id="gsm_LoanWithBnpParibasMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SiliciumQubecMember" id="gsm_SiliciumQubecMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="GrupoFerroatlnticaS.a.u.AndGrupoFerrotlanticaDeServiciosS.l.u.Member" id="gsm_GrupoFerroatlnticaS.a.u.AndGrupoFerrotlanticaDeServiciosS.l.u.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfSwapsOutstandingInRelationToTradeReceivablesAndTradePayables" id="gsm_NumberOfSwapsOutstandingInRelationToTradeReceivablesAndTradePayables" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="RubricCapitalManagementLpMember" id="gsm_RubricCapitalManagementLpMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TotalNumberOfSharesIssuedEquityWorkFee" id="gsm_TotalNumberOfSharesIssuedEquityWorkFee" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfSharesIssuedToBondholdersRelatedToFinancingTransactions" id="gsm_NumberOfSharesIssuedToBondholdersRelatedToFinancingTransactions" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="GoldmanSachsGroupIncMember" id="gsm_GoldmanSachsGroupIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TreasuryStock" id="gsm_TreasuryStock" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="IfrsCollaborativeArrangementAndArrangementOtherThanCollaborativeAxisAxis" id="gsm_IfrsCollaborativeArrangementAndArrangementOtherThanCollaborativeAxisAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CollaborativeArrangementAndArrangementOtherThanCollaborativeDomain" id="gsm_CollaborativeArrangementAndArrangementOtherThanCollaborativeDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IfrsCollaborativeArrangementsAndArrangementOtherThanCollaborativeAxis" id="gsm_IfrsCollaborativeArrangementsAndArrangementOtherThanCollaborativeAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CollaborativeArrangementsAndArrangementOtherThanCollaborativeDomain" id="gsm_CollaborativeArrangementsAndArrangementOtherThanCollaborativeDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EquityDistributionAgreementWithB.RileySecuritiesInc.AndCantorFitzgeraldCoMember" id="gsm_EquityDistributionAgreementWithB.RileySecuritiesInc.AndCantorFitzgeraldCoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ProceedsFromSaleOfAssets" id="gsm_ProceedsFromSaleOfAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="GrantDate9Member" id="gsm_GrantDate9Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="StatutoryMaximumPenaltyPerDayPerViolationAfterDecember2021Member" id="gsm_StatutoryMaximumPenaltyPerDayPerViolationAfterDecember2021Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="StatutoryMaximumPenaltyPerDayPerViolationFromApril2013ToDecember2021Member" id="gsm_StatutoryMaximumPenaltyPerDayPerViolationFromApril2013ToDecember2021Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfShortTermLoans" id="gsm_NumberOfShortTermLoans" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SecuredSuperSeniorNotesMember" id="gsm_SecuredSuperSeniorNotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SecuredReinstatedSeniorNotesMember" id="gsm_SecuredReinstatedSeniorNotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="UnsecuredStubNotesMember" id="gsm_UnsecuredStubNotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TollingAgreementWithCeeDumbriaFerroalloysPlantMember" id="gsm_TollingAgreementWithCeeDumbriaFerroalloysPlantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LitigationLiability" id="gsm_LitigationLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SeniorSecuredNotesDueMarch12025Member" id="gsm_SeniorSecuredNotesDueMarch12025Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TaxEffectOfExpenseReversalOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss" id="gsm_TaxEffectOfExpenseReversalOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="IncreaseDecreaseInDefinedBenefitPlanAssetsDueToPlanSettlement" id="gsm_IncreaseDecreaseInDefinedBenefitPlanAssetsDueToPlanSettlement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BorrowingExchangePercentage" id="gsm_BorrowingExchangePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RefinancingCharge" id="gsm_RefinancingCharge" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="EffectiveInterestRatePercentage" id="gsm_EffectiveInterestRatePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="BorrowingsRefinancingAdjustment" id="gsm_BorrowingsRefinancingAdjustment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="IfrsDebtInstrumentConvertibleConversionPrice" id="gsm_IfrsDebtInstrumentConvertibleConversionPrice" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IfrsDebtInstrumentRepurchasePricePercentageOfPrincipalAmountPlusAccruedAndUnpaidInterest" id="gsm_IfrsDebtInstrumentRepurchasePricePercentageOfPrincipalAmountPlusAccruedAndUnpaidInterest" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfGuarantorCoverageTest" id="gsm_PercentageOfGuarantorCoverageTest" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncreaseDecreaseThroughTranslationEquity" id="gsm_IncreaseDecreaseThroughTranslationEquity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseThroughInterestExpenseLiabilitiesArisingFromFinancingActivities" id="gsm_IncreaseDecreaseThroughInterestExpenseLiabilitiesArisingFromFinancingActivities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseThroughOtherEquity" id="gsm_IncreaseDecreaseThroughOtherEquity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AdvisoryFees" id="gsm_AdvisoryFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="MarketValueOfSharesPaidToBondholdersAndUnderwriters" id="gsm_MarketValueOfSharesPaidToBondholdersAndUnderwriters" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PaymentOfContingentConsideration" id="gsm_PaymentOfContingentConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ContractAssetsAndContractLiabilities" id="gsm_ContractAssetsAndContractLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DisclosureOfSensitivityToChangesInAssumptionsUsedToDetermineFairValueOfContingentConsiderationTableTextBlock" id="gsm_DisclosureOfSensitivityToChangesInAssumptionsUsedToDetermineFairValueOfContingentConsiderationTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DisclosureOfContractualAssetsAndLiabilitiesTableTextBlock" id="gsm_DisclosureOfContractualAssetsAndLiabilitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AggregateIncreaseDecreaseInFairValueOfContingentConsideration" id="gsm_AggregateIncreaseDecreaseInFairValueOfContingentConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfHydroelectricPowerPlantsTransferred" id="gsm_NumberOfHydroelectricPowerPlantsTransferred" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="OutstandingUpfrontFeesCapitalized" id="gsm_OutstandingUpfrontFeesCapitalized" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TollingAgreementLiability" id="gsm_TollingAgreementLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TollingAgreementLiabilityCurrent" id="gsm_TollingAgreementLiabilityCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TollingAgreementLiabilityCurrentAndNoncurrent" id="gsm_TollingAgreementLiabilityCurrentAndNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TollingAgreementLiabilityNoncurrent" id="gsm_TollingAgreementLiabilityNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ScheduleOfNoncurrentAssetsByGeographicalAreaTableTextBlock" id="gsm_ScheduleOfNoncurrentAssetsByGeographicalAreaTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfCapitalExpendituresByReportingSegmentTableTextBlock" id="gsm_ScheduleOfCapitalExpendituresByReportingSegmentTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="EuropeanCountriesMember" id="gsm_EuropeanCountriesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="BorrowingsMaturities" id="gsm_BorrowingsMaturities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BorrowingsDefaultInterestRate" id="gsm_BorrowingsDefaultInterestRate" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="OtherReservesIncludingSharePremium" id="gsm_OtherReservesIncludingSharePremium" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AdditionalProvisionsOtherProvisionsAndReversals" id="gsm_AdditionalProvisionsOtherProvisionsAndReversals" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DefinedBenefitLiabilitySettlementPayment" id="gsm_DefinedBenefitLiabilitySettlementPayment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DefinedBenefitLiabilityTerminationNetIncome" id="gsm_DefinedBenefitLiabilityTerminationNetIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfNoticesOfViolations" id="gsm_NumberOfNoticesOfViolations" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DowSiliconesCorporationMember" id="gsm_DowSiliconesCorporationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DescriptionOfAccountingPolicyForRawMaterialsAndEnergyConsumptionForProductionPolicyTextBlock" id="gsm_DescriptionOfAccountingPolicyForRawMaterialsAndEnergyConsumptionForProductionPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DisclosureOfAggregateFairValueOfPlanAssetsAsPercentage" id="gsm_DisclosureOfAggregateFairValueOfPlanAssetsAsPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="DisclosureOfInternationalInvestmentsContributedToFairValueOfPlanAssetsAsPercentage" id="gsm_DisclosureOfInternationalInvestmentsContributedToFairValueOfPlanAssetsAsPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PercentageOfSensitivityOfCurrencyAppreciationOrDepreciation" id="gsm_PercentageOfSensitivityOfCurrencyAppreciationOrDepreciation" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="SensitivityOnNetProfitBeforeTaxCurrencyAppreciationOrDepreciationByTenPercent" id="gsm_SensitivityOnNetProfitBeforeTaxCurrencyAppreciationOrDepreciationByTenPercent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PropertyPlantAndEquipmentFairValue" id="gsm_PropertyPlantAndEquipmentFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PropertyPlantAndEquipmentBeforeImpairmentOrReversalOfImpairment" id="gsm_PropertyPlantAndEquipmentBeforeImpairmentOrReversalOfImpairment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="IssueOfEquityWorkFeeAndBondholderEquityStake" id="gsm_IssueOfEquityWorkFeeAndBondholderEquityStake" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfSubsidiariesRestructured" id="gsm_NumberOfSubsidiariesRestructured" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="AgreementWithFrenchWorksCouncilMember" id="gsm_AgreementWithFrenchWorksCouncilMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfJobsUnderRestructuringAgreements" id="gsm_NumberOfJobsUnderRestructuringAgreements" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NumberOfJobTerminationUnderRestructuringAgreement" id="gsm_NumberOfJobTerminationUnderRestructuringAgreement" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NumberOfEmployeesTransferredUnderRestructuringAgreement" id="gsm_NumberOfEmployeesTransferredUnderRestructuringAgreement" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OffsetOfDeferredTaxAssetsAndDeferredTaxLiabilities" id="gsm_OffsetOfDeferredTaxAssetsAndDeferredTaxLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NonCurrentAssetsSegmentReporting" id="gsm_NonCurrentAssetsSegmentReporting" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="OtherObligationAbstract" id="gsm_OtherObligationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DisclosureOfOtherObligationExplanatoryTextBlock" id="gsm_DisclosureOfOtherObligationExplanatoryTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfDisclosureOfOtherObligationsTableTextBlock" id="gsm_ScheduleOfDisclosureOfOtherObligationsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OtherObligationsNonCurrent" id="gsm_OtherObligationsNonCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OtherObligationsCurrent" id="gsm_OtherObligationsCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OtherObligationsCurrentAndNonCurrent" id="gsm_OtherObligationsCurrentAndNonCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PaymentsForInterestOnDebt" id="gsm_PaymentsForInterestOnDebt" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
</xsd:schema>
