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  <xsd:element name="SiteAxis" id="scco_SiteAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SiteDomain" id="scco_SiteDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_SpecialMiningTax" name="SpecialMiningTax" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element name="TiaMariaMember" id="scco_TiaMariaMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ToquepalaConcentratorExpansionMember" id="scco_ToquepalaConcentratorExpansionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TotalNumberOfWorkers" id="scco_TotalNumberOfWorkers" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TradingSecuritiesWeightedAverageInterestRate" id="scco_TradingSecuritiesWeightedAverageInterestRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TreasuryStockValueRollForward" id="scco_TreasuryStockValueRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ZincMember" id="scco_ZincMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_EmployeeServiceShareBasedCompensationNonvestedAwardsCompensationCostAbstract" name="EmployeeServiceShareBasedCompensationNonvestedAwardsCompensationCostAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_BuenavistaDelCobreSaDeCVMember" name="BuenavistaDelCobreSaDeCVMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_PowerPurchaseAgreementMember" name="PowerPurchaseAgreementMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_KallpaGeneracionSaMember" name="KallpaGeneracionSaMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_ElectroperuSaMember" name="ElectroperuSaMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfWindTurbines" name="NumberOfWindTurbines" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="scco_AnnualProduction" name="AnnualProduction" nillable="true" type="dtr-types:massItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_AmountCommittedForFundingSocialAndInfrastructureImprovementProjects" name="AmountCommittedForFundingSocialAndInfrastructureImprovementProjects" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_InventoryOreStockpilesOnLeachPadsCurrent" name="InventoryOreStockpilesOnLeachPadsCurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="scco_NumberOfCollectiveActionLawsuits" name="NumberOfCollectiveActionLawsuits" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_PowerGeneratingUnitsTotalCapacity" name="PowerGeneratingUnitsTotalCapacity" nillable="true" type="dtr-types:powerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_LaborMattersMember" name="LaborMattersMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_MiningRoyaltyTaxMexico" name="MiningRoyaltyTaxMexico" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_NumberOfCivilActionsSeekingDamages" name="NumberOfCivilActionsSeekingDamages" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="scco_IloAndCuajoneMember" name="IloAndCuajoneMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfSubsidiariesAgainstWhichLawsuitsFiled" name="NumberOfSubsidiariesAgainstWhichLawsuitsFiled" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_LossContingencyDamagesSoughtSharesEquivalentSharesSeized" name="LossContingencyDamagesSoughtSharesEquivalentSharesSeized" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="scco_PowerPurchaseAgreementContractualPowerCapacity" name="PowerPurchaseAgreementContractualPowerCapacity" nillable="true" type="dtr-types:powerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfCollectiveActionLawsuitsDismissed" name="NumberOfCollectiveActionLawsuitsDismissed" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfConstitutionalActionLawsuits" name="NumberOfConstitutionalActionLawsuits" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_AccionesColectivasDeSinaloaMember" name="AccionesColectivasDeSinaloaMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_BoutiqueBowlingDeMexicoSDeCVMember" name="BoutiqueBowlingDeMexicoSDeCVMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_OperadoraDeCinemasSDeCVMember" name="OperadoraDeCinemasSDeCVMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardExtensionOfPlanTerm" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardExtensionOfPlanTerm" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_OtherAsianCountriesMember" name="OtherAsianCountriesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_TreasuryStockValueOtherActivityIncludingDividendInterestAndForeignCurrencyTransactionEffect" name="TreasuryStockValueOtherActivityIncludingDividendInterestAndForeignCurrencyTransactionEffect" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" abstract="false" />
  <xsd:element id="scco_AssetRetirementObligationLineItems" name="AssetRetirementObligationLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_MiningRoyaltyTaxPeru" name="MiningRoyaltyTaxPeru" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_NumberOfLawsuits" name="NumberOfLawsuits" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ProvisionalPriceSalesAdjustmentsInAccountsReceivableAndNetSales" name="ProvisionalPriceSalesAdjustmentsInAccountsReceivableAndNetSales" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="scco_FranciscaGarciaEnriquezMember" name="FranciscaGarciaEnriquezMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_CorporateAndEliminationsMember" name="CorporateAndEliminationsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfAdditionalConstitutionalActionLawsuits" name="NumberOfAdditionalConstitutionalActionLawsuits" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfSubsidiariesToWhichEnvironmentalImpactAuthorizationsGranted" name="NumberOfSubsidiariesToWhichEnvironmentalImpactAuthorizationsGranted" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="scco_DevelopmentFundMoqueguaRegionMember" name="DevelopmentFundMoqueguaRegionMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_EolicaElRetiroMember" name="EolicaElRetiroMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_EducationalProjectMember" name="EducationalProjectMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_WaterTreatmentMember" name="WaterTreatmentMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_SocialInvestmentForTaxesMember" name="SocialInvestmentForTaxesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfLaborSharesRepresentedByPlaintiffs" name="NumberOfLaborSharesRepresentedByPlaintiffs" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_OtherEuropeanCountriesMember" name="OtherEuropeanCountriesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_MariaelenaherediabustamanteetalmartineligioortizgamezetalandmariadelosangelesenriquezbacameetalMember" name="MariaelenaherediabustamanteetalmartineligioortizgamezetalandmariadelosangelesenriquezbacameetalMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_CurrentAndRoyaltyTaxes" name="CurrentAndRoyaltyTaxes" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_DebtSecuritiesTradingAbstract" name="DebtSecuritiesTradingAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_OtherAmericanCountriesMember" name="OtherAmericanCountriesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_OtherMember" name="OtherMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NorbertoBustamanteEtAlMember" name="NorbertoBustamanteEtAlMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfNaturalGasFiredCombinedCyclePowerGeneratingUnits" name="NumberOfNaturalGasFiredCombinedCyclePowerGeneratingUnits" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ScheduleOpeningAndClosingBalancesAccountReceivableBySegmentTableTextBlock" name="ScheduleOpeningAndClosingBalancesAccountReceivableBySegmentTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_MichiquillayMember" name="MichiquillayMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_TotalMineralResources" name="TotalMineralResources" nillable="true" type="dtr-types:massItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_MinimumInitialTermOfMine" name="MinimumInitialTermOfMine" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_PercentageOfCopperGrade" name="PercentageOfCopperGrade" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ContingentContractualObligation" name="ContingentContractualObligation" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="scco_ContractualObligationPaid" name="ContractualObligationPaid" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="scco_RemainingContractualObligationIfProjectDeveloped" name="RemainingContractualObligationIfProjectDeveloped" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="scco_AmmincoApoyoAdministrativoS.a.DeC.v.Member" name="AmmincoApoyoAdministrativoS.a.DeC.v.Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfInfrastructureProjectsAgreedForConstruction" name="NumberOfInfrastructureProjectsAgreedForConstruction" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_EmployeeStockPurchase2018PlanMember" name="EmployeeStockPurchase2018PlanMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_LesseeOperatingLeaseRemainingTermOfContract" name="LesseeOperatingLeaseRemainingTermOfContract" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="scco_EmpresariosIndustrialesDeMexicoS.a.DeC.vMember" name="EmpresariosIndustrialesDeMexicoS.a.DeC.vMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_CopperConcentratesMember" name="CopperConcentratesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_LongTermContractsAbstract" name="LongTermContractsAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_LongTermSupplyCommitment" name="LongTermSupplyCommitment" nillable="true" type="dtr-types:massItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_SulfuricAcidMember" name="SulfuricAcidMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_LongTermContractsTableTextBloc" name="LongTermContractsTableTextBloc" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ProvisionalPriceOfSalesAgreementPerUnit" name="ProvisionalPriceOfSalesAgreementPerUnit" nillable="true" type="srt-types:perUnitItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_VolumeOfSulfuricAcidDischargedInIncident" name="VolumeOfSulfuricAcidDischargedInIncident" nillable="true" type="dtr-types:volumeItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_CommitmentLiability" name="CommitmentLiability" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="scco_MarineTerminalInGuaymasMember" name="MarineTerminalInGuaymasMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_ApuCoropunaS.r.l.Member" name="ApuCoropunaS.r.l.Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfLawsuitsInProcess" name="NumberOfLawsuitsInProcess" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_DefensaColectivaMember" name="DefensaColectivaMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_PercentageOfGuaranteeForPledgedOfficeComplex" name="PercentageOfGuaranteeForPledgedOfficeComplex" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_PercentageOfSecurityForStandByLetterOfCredit" name="PercentageOfSecurityForStandByLetterOfCredit" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ClimateChangeMember" name="ClimateChangeMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfMonitoringWellsDownstreamFromDam" name="NumberOfMonitoringWellsDownstreamFromDam" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_PeriodToSubmitSemarnat" name="PeriodToSubmitSemarnat" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ParqueEolicoDeFeniciasS.DeR.l.DeC.vMember" name="ParqueEolicoDeFeniciasS.DeR.l.DeC.vMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_PowerPurchaseAgreementSupplyCommitmentPerYear" name="PowerPurchaseAgreementSupplyCommitmentPerYear" nillable="true" type="dtr-types:energyItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_MexicoCompaniaConstructoraSaDeCVMember" name="MexicoCompaniaConstructoraSaDeCVMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_RelatedPartyTransactionMaterialAffiliateTransactionThresholdAggregateConsiderationToBeAuthorizedByGeneralCounselAndCFO" name="RelatedPartyTransactionMaterialAffiliateTransactionThresholdAggregateConsiderationToBeAuthorizedByGeneralCounselAndCFO" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_GrupoMexicoServiciosSBDeCVAndAffiliatesMember" name="GrupoMexicoServiciosSBDeCVAndAffiliatesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfSharesBeingGrantedQuarterlyAndConditionedUponAttendanceOfEachDirectorToEachBoardMeeting" name="NumberOfSharesBeingGrantedQuarterlyAndConditionedUponAttendanceOfEachDirectorToEachBoardMeeting" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_GrupoMexicoServiciosDeIngenieriaS.a.DeC.v.Member" name="GrupoMexicoServiciosDeIngenieriaS.a.DeC.v.Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfSchoolsAgreedForConstruction" name="NumberOfSchoolsAgreedForConstruction" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_AmountCommittedForFundingSchoolProjects" name="AmountCommittedForFundingSchoolProjects" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_AgreementSignedNumberOfLaborUnions" name="AgreementSignedNumberOfLaborUnions" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="scco_AgreementExtendedTerm" name="AgreementExtendedTerm" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="MiningOperationsTaxRatePerTonneOfCarbonDioxide" id="scco_MiningOperationsTaxRatePerTonneOfCarbonDioxide" type="srt-types:perUnitItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NumberOfBusinessUnits" id="scco_NumberOfBusinessUnits" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MiningOperationsThresholdAnnualGreenhouseGasEmissions" id="scco_MiningOperationsThresholdAnnualGreenhouseGasEmissions" type="dtr-types:massItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MiningOperationsThresholdAnnualGreenhouseGasEmissionsForReportingToNationalEmissionsRegistry" id="scco_MiningOperationsThresholdAnnualGreenhouseGasEmissionsForReportingToNationalEmissionsRegistry" type="dtr-types:massItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ConstructionOfCularjahuiraDamMember" id="scco_ConstructionOfCularjahuiraDamMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="StudyOfEngineeringForCollazasDamMember" id="scco_StudyOfEngineeringForCollazasDamMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInIncomeTaxExpenseBenefit" id="scco_IncreaseDecreaseInIncomeTaxExpenseBenefit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="InvestmentInProjectsInNextFiveYears" id="scco_InvestmentInProjectsInNextFiveYears" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PeriodOfInvestmentInProjects" id="scco_PeriodOfInvestmentInProjects" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreOperationalPeriod" id="scco_PreOperationalPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ExtendedPreOperationalPeriod" id="scco_ExtendedPreOperationalPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ThresholdRevenueFromRelatedParties" id="scco_ThresholdRevenueFromRelatedParties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="InfrastructureProjectsMember" id="scco_InfrastructureProjectsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DrinkingWaterProjectMember" id="scco_DrinkingWaterProjectMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ApurimacRegionMember" id="scco_ApurimacRegionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ArequipaRegionMember" id="scco_ArequipaRegionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PercentageOfProgressOnConstruction" id="scco_PercentageOfProgressOnConstruction" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="FundingForDifferentProjectsMember" id="scco_FundingForDifferentProjectsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AmountOfInvestmentInProject" id="scco_AmountOfInvestmentInProject" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PercentageOfNetEarningsContribution" id="scco_PercentageOfNetEarningsContribution" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NumberOfMeetingsWithUnionsToDiscussDifferentIssuesOfCollectiveInterest." id="scco_NumberOfMeetingsWithUnionsToDiscussDifferentIssuesOfCollectiveInterest." type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="GlobalMinimumTaxRate" id="scco_GlobalMinimumTaxRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AgriculturalProjectsMember" id="scco_AgriculturalProjectsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AmountCommittedToFinanceForPastInfrastructureProject" id="scco_AmountCommittedToFinanceForPastInfrastructureProject" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CommonStockStockDividendsPerShareDeclared" id="scco_CommonStockStockDividendsPerShareDeclared" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="ParqueEolicoDeFeniciasSrlDeC.v.Member" id="scco_ParqueEolicoDeFeniciasSrlDeC.v.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AmountCommittedForFundingHealthProjects" id="scco_AmountCommittedForFundingHealthProjects" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CajamarcaRegionMember" id="scco_CajamarcaRegionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ThresholdDaysToResumeActivities" id="scco_ThresholdDaysToResumeActivities" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AmountFinancedPreInvestmentStudiesForRoadInfrastructureProject" id="scco_AmountFinancedPreInvestmentStudiesForRoadInfrastructureProject" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ComplianceWithAgreementTotalSigningPayments" id="scco_ComplianceWithAgreementTotalSigningPayments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AmmincoApoyoFerrocarrilMexicanoSaDeCvAndMexicoCompaniaConstructoraSaDeCvMember" id="scco_AmmincoApoyoFerrocarrilMexicanoSaDeCvAndMexicoCompaniaConstructoraSaDeCvMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AmmincoFerrocarrilMexicanoS.a.DeC.v.Member" id="scco_AmmincoFerrocarrilMexicanoS.a.DeC.v.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="StockIssuedDuringPeriodStockDividendValue" id="scco_StockIssuedDuringPeriodStockDividendValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ConstructionOfHighAchievementSchoolMember" id="scco_ConstructionOfHighAchievementSchoolMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ThresholdMinimumAggregateRevenueByMultinationalBusinessUnderPillarTwoTaxRules" id="scco_ThresholdMinimumAggregateRevenueByMultinationalBusinessUnderPillarTwoTaxRules" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AssetRetirementObligationsPeriodForUpdationOfGuaranteeObligationsTableIncludingProgressiveClosure" id="scco_AssetRetirementObligationsPeriodForUpdationOfGuaranteeObligationsTableIncludingProgressiveClosure" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ContractualObligationsAdditionalAmountCommittedForSocialInvestmentAndExplorationProgramForPreoperationalPeriodBetweenFourthAndSixthYears" id="scco_ContractualObligationsAdditionalAmountCommittedForSocialInvestmentAndExplorationProgramForPreoperationalPeriodBetweenFourthAndSixthYears" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AdditionalExtendedPreOperationalPeriod" id="scco_AdditionalExtendedPreOperationalPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ContractualObligationsRequiredToPay" id="scco_ContractualObligationsRequiredToPay" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="EmployeeStockPurchase2025PlanMember" id="scco_EmployeeStockPurchase2025PlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CommonStockStockDividendsPerSharePaid" id="scco_CommonStockStockDividendsPerSharePaid" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="ScholarshipFundingMember" id="scco_ScholarshipFundingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfSchoolsCommittedForScholarshipFunding" id="scco_NumberOfSchoolsCommittedForScholarshipFunding" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="O2026Q1DividendsMember" id="scco_O2026Q1DividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfHealthInfrastructureProjectsAgreedForConstruction" id="scco_NumberOfHealthInfrastructureProjectsAgreedForConstruction" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AccountsReceivableOther" id="scco_AccountsReceivableOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="MandatoryEnterprisePreTaxProfitsThatMiningEmployeesReceivePercentage" id="scco_MandatoryEnterprisePreTaxProfitsThatMiningEmployeesReceivePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MandatoryEnterprisePreTaxProfitsThatMiningEmployeesReceiveParticipationDistributedInCashPercentage" id="scco_MandatoryEnterprisePreTaxProfitsThatMiningEmployeesReceiveParticipationDistributedInCashPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MandatoryEnterprisePreTaxProfitsThatMiningEmployeesReceiveParticipationDistributedInEquityInterestPercentage" id="scco_MandatoryEnterprisePreTaxProfitsThatMiningEmployeesReceiveParticipationDistributedInEquityInterestPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MaximumSolidarityContributionForSocialAndDevelopmentProgramsCommitment" id="scco_MaximumSolidarityContributionForSocialAndDevelopmentProgramsCommitment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SolidarityContributionForSocialAndDevelopmentProgramsInSonoraMember" id="scco_SolidarityContributionForSocialAndDevelopmentProgramsInSonoraMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="O2026Q2DividendsMember" id="scco_O2026Q2DividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SeniorUnsecuredNotes5.350PercentDue2036Member" id="scco_SeniorUnsecuredNotes5.350PercentDue2036Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="O2026Q3DividendsMember" id="scco_O2026Q3DividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OrygenPerS.a.a.Member" id="scco_OrygenPerS.a.a.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PowerPurchaseAgreementInitialContractualPowerSupply" id="scco_PowerPurchaseAgreementInitialContractualPowerSupply" type="dtr-types:powerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="July2026ThroughDecember2026Member" id="scco_July2026ThroughDecember2026Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="July2026ThroughOctober2026Member" id="scco_July2026ThroughOctober2026Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="July2026ThroughSeptember2026Member" id="scco_July2026ThroughSeptember2026Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LaborSharesToInvestmentSharesConversionRatio" id="scco_LaborSharesToInvestmentSharesConversionRatio" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="OtherProjectsMember" id="scco_OtherProjectsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfInfrastructureProjectsUnderExecution" id="scco_NumberOfInfrastructureProjectsUnderExecution" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AssetRetirementObligationIncreaseInCostOfGoodSold" id="scco_AssetRetirementObligationIncreaseInCostOfGoodSold" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="RelatedPartyTransactionsSaleOfNaturalGasNetCredit" id="scco_RelatedPartyTransactionsSaleOfNaturalGasNetCredit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="MinistryOfEnvironmentAndNaturalResourcesMember" id="scco_MinistryOfEnvironmentAndNaturalResourcesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SolidarityContributionForSocialAndDevelopmentPrograms" id="scco_SolidarityContributionForSocialAndDevelopmentPrograms" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
</xsd:schema>
