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  <xsd:element name="CompaniaMineraCoimolacheSAMember" id="scco_CompaniaMineraCoimolacheSAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CompaniaPerforadoraMexicoSAPIDeCVMember" id="scco_CompaniaPerforadoraMexicoSAPIDeCVMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ConcentrationRiskCashEquivalentsInvestedAsPercentageOfTotalCash" id="scco_ConcentrationRiskCashEquivalentsInvestedAsPercentageOfTotalCash" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ConcentrationRiskCashEquivalentsInvestedInOneInstitutionOfSpecifiedCountryAsPercentageOfTotalCashInvestmentInThatSpecifiedCountry" id="scco_ConcentrationRiskCashEquivalentsInvestedInOneInstitutionOfSpecifiedCountryAsPercentageOfTotalCashInvestmentInThatSpecifiedCountry" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ConcentrationRiskCashEquivalentsInvestedInOneInstitutionOfSpecifiedCountryPercentage" id="scco_ConcentrationRiskCashEquivalentsInvestedInOneInstitutionOfSpecifiedCountryPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ConcentrationRiskPercentageOfTotalCashDenominatedInUSD" id="scco_ConcentrationRiskPercentageOfTotalCashDenominatedInUSD" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ControladoraDeInfraestructuraEnergeticaMexicoSADeCVMember" id="scco_ControladoraDeInfraestructuraEnergeticaMexicoSADeCVMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CopperCathodesMember" id="scco_CopperCathodesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_CopperMember" name="CopperMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element name="CurrentFederalAndStateTaxExpenseBenefit" id="scco_CurrentFederalAndStateTaxExpenseBenefit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="DebtInstrumentChangeOfControlTriggeringEventRatingDeclineGradationsDecreaseNumber" id="scco_DebtInstrumentChangeOfControlTriggeringEventRatingDeclineGradationsDecreaseNumber" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_DebtInstrumentCovenantRatioEBITDAToInterestExpense" name="DebtInstrumentCovenantRatioEBITDAToInterestExpense" nillable="true" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="DebtInstrumentRedemptionPriceDueToControlChangeAsPercentageOfPrincipalAmount" id="scco_DebtInstrumentRedemptionPriceDueToControlChangeAsPercentageOfPrincipalAmount" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxAssetsCapitalizedExplorationExpenses" id="scco_DeferredTaxAssetsCapitalizedExplorationExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DeferredTaxAssetsTaxEffectOfPeruvianDeferredTaxLiability" id="scco_DeferredTaxAssetsTaxEffectOfPeruvianDeferredTaxLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesNetOfTax" id="scco_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesTax" id="scco_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetOfTaxAbstract" id="scco_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetOfTaxAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanActuarialAssumptionChangesGainLoss" id="scco_DefinedBenefitPlanActuarialAssumptionChangesGainLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="scco_DefinedBenefitPlanAmortizationOfActuarialLoss" name="DefinedBenefitPlanAmortizationOfActuarialLoss" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element name="DefinedBenefitPlanAssumptionsUsedInCalculatingBenefitObligationAndNetPeriodicBenefitCostDiscountRate" id="scco_DefinedBenefitPlanAssumptionsUsedInCalculatingBenefitObligationAndNetPeriodicBenefitCostDiscountRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanAssumptionsUsedInCalculatingBenefitObligationAndNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" id="scco_DefinedBenefitPlanAssumptionsUsedInCalculatingBenefitObligationAndNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanAssumptionsUsedInCalculatingBenefitObligationAndNetPeriodicBenefitCostRateOfCompensationIncrease" id="scco_DefinedBenefitPlanAssumptionsUsedInCalculatingBenefitObligationAndNetPeriodicBenefitCostRateOfCompensationIncrease" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanExpectedFutureBenefitPayments" id="scco_DefinedBenefitPlanExpectedFutureBenefitPayments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DefinedBenefitPlanHealthCareCostTrendRateAssumed" id="scco_DefinedBenefitPlanHealthCareCostTrendRateAssumed" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanNumberOfExpatriateNoncontributoryPlans" id="scco_DefinedBenefitPlanNumberOfExpatriateNoncontributoryPlans" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanNumberOfFinancialInstitutionsManagingPlanAssets" id="scco_DefinedBenefitPlanNumberOfFinancialInstitutionsManagingPlanAssets" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanPlanObligationAsPercentageOfBenefitObligation" id="scco_DefinedBenefitPlanPlanObligationAsPercentageOfBenefitObligation" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanReclassificationOfNetGainsLossesFromAccumulatedOtherComprehensiveIncomeLossNetOfTax" id="scco_DefinedBenefitPlanReclassificationOfNetGainsLossesFromAccumulatedOtherComprehensiveIncomeLossNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanRecognizedInflationAdjustments" id="scco_DefinedBenefitPlanRecognizedInflationAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAndNetPeriodicBenefitCostAbstract" id="scco_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAndNetPeriodicBenefitCostAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPostretirementHealthCarePlanMember" id="scco_DefinedBenefitPostretirementHealthCarePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DepreciationAndDepletionExpense" id="scco_DepreciationAndDepletionExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="DirectorsStockAwardPlanMember" id="scco_DirectorsStockAwardPlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationDurationForWhichStatutoryRatesConsideredToDetermineEffectiveTaxRate" id="scco_EffectiveIncomeTaxRateReconciliationDurationForWhichStatutoryRatesConsideredToDetermineEffectiveTaxRate" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationIncomeTaxRateDifferential" id="scco_EffectiveIncomeTaxRateReconciliationIncomeTaxRateDifferential" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EmployeeTerminationTypeAxis" id="scco_EmployeeTerminationTypeAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EmployeeTerminationTypeDomain" id="scco_EmployeeTerminationTypeDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EnvironmentalCostLineItems" id="scco_EnvironmentalCostLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExpatriatePlanMember" id="scco_ExpatriatePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExplorationCostPolicyPolicyTextBlock" id="scco_ExplorationCostPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FederalAndStateIncomeTaxExpenseBenefitContinuingOperations" id="scco_FederalAndStateIncomeTaxExpenseBenefitContinuingOperations" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FederalAndStateIncomeTaxExpenseBenefitContinuingOperationsAbstract" id="scco_FederalAndStateIncomeTaxExpenseBenefitContinuingOperationsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FerrocarrilMexicanoSADeCVMember" id="scco_FerrocarrilMexicanoSADeCVMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FiniteLivedIntangibleAssetsAmortizationExpenseIncurredAbstract" id="scco_FiniteLivedIntangibleAssetsAmortizationExpenseIncurredAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FiniteLivedIntangibleAssetsAverageAnnualFutureAmortizationExpense" id="scco_FiniteLivedIntangibleAssetsAverageAnnualFutureAmortizationExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FiveLargestCustomersMember" id="scco_FiveLargestCustomersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FixedRateSeniorUnsecuredNotes3.50PercentDue2022Member" id="scco_FixedRateSeniorUnsecuredNotes3.50PercentDue2022Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FixedRateSeniorUnsecuredNotes5.25PercentDue2042Member" id="scco_FixedRateSeniorUnsecuredNotes5.25PercentDue2042Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FixedRateSeniorUnsecuredNotes6.75PercentDue2040Member" id="scco_FixedRateSeniorUnsecuredNotes6.75PercentDue2040Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrupoMexicoSABDeCVAndAffiliatesMember" id="scco_GrupoMexicoSABDeCVAndAffiliatesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrupoMexicoSABDeCVMember" id="scco_GrupoMexicoSABDeCVMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_HoldingCompanyMember" name="HoldingCompanyMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element name="IncomeLossFromContinuingOperationsAfterIncomeTaxesAndBeforeIncomeLossFromEquityMethodInvestments" id="scco_IncomeLossFromContinuingOperationsAfterIncomeTaxesAndBeforeIncomeLossFromEquityMethodInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="IncomeLossFromContinuingOperationsBeforeIncomeTaxesMexico" id="scco_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMexico" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="IncomeLossFromContinuingOperationsBeforeIncomeTaxesPeru" id="scco_IncomeLossFromContinuingOperationsBeforeIncomeTaxesPeru" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="scco_IncomeTaxesLineItems" name="IncomeTaxesLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element name="IncomeTaxesTable" id="scco_IncomeTaxesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_InventoryOreStockpilesOnLeachPadsCapitalizedCosts" name="InventoryOreStockpilesOnLeachPadsCapitalizedCosts" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_InventoryOreStockpilesOnLeachPadsRecognizedAsCostOfSales" name="InventoryOreStockpilesOnLeachPadsRecognizedAsCostOfSales" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element name="LargestCustomerMember" id="scco_LargestCustomerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_LongTermInventoryPolicyTextBlock" name="LongTermInventoryPolicyTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="LongTermSupplyCommitmentsMinimumPercentageOfProductionCommitted" id="scco_LongTermSupplyCommitmentsMinimumPercentageOfProductionCommitted" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MexicanIMMSAUnitMember" id="scco_MexicanIMMSAUnitMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MexicanOpenPitMember" id="scco_MexicanOpenPitMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MexicanPlanMember" id="scco_MexicanPlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MexicanTreasuryBillSecuritiesMember" id="scco_MexicanTreasuryBillSecuritiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MexicoGeneradoraDeEnergiaSDeRLMember" id="scco_MexicoGeneradoraDeEnergiaSDeRLMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MexicoTransportesAereosSADeCVMember" id="scco_MexicoTransportesAereosSADeCVMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MineDevelopmentCostPolicyPolicyTextBlock" id="scco_MineDevelopmentCostPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MineDevelopmentTotalReserveIncreaseToQualifyAsMajorExpansion" id="scco_MineDevelopmentTotalReserveIncreaseToQualifyAsMajorExpansion" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MineraMexicoMember" id="scco_MineraMexicoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MinimumNumberOfPeopleClaimingInjuryToInitiateCollectiveAction" id="scco_MinimumNumberOfPeopleClaimingInjuryToInitiateCollectiveAction" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MiningEngineeringAndDevelopmentStudiesMember" id="scco_MiningEngineeringAndDevelopmentStudiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_MiningRoyaltyTax" name="MiningRoyaltyTax" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_MiningRoyaltyTaxAssessedAsPercentageOfNetSales" name="MiningRoyaltyTaxAssessedAsPercentageOfNetSales" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="MitsuiCoLtdMember" id="scco_MitsuiCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MolibdenosYMetalesSAMember" id="scco_MolibdenosYMetalesSAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MolybdenumConcentratesMember" id="scco_MolybdenumConcentratesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MolybdenumMember" id="scco_MolybdenumMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MolymexSADeCVMember" id="scco_MolymexSADeCVMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NonmonetaryNotionalAmountOfProvisionallyPricedSalesAgreements" id="scco_NonmonetaryNotionalAmountOfProvisionallyPricedSalesAgreements" type="dtr-types:massItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfCategoriesOfCollectiveActionsForEnvironmentalMatters" id="scco_NumberOfCategoriesOfCollectiveActionsForEnvironmentalMatters" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfCountriesOperatingOpenPitMines" id="scco_NumberOfCountriesOperatingOpenPitMines" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfJurisdictionsWhereEntityFilesIncomeTaxReturn" id="scco_NumberOfJurisdictionsWhereEntityFilesIncomeTaxReturn" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfLaborUnions" name="NumberOfLaborUnions" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="NumberOfLaborUnionsRepresentMajorityOfWorkers" id="scco_NumberOfLaborUnionsRepresentMajorityOfWorkers" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfOpenPitCopperMines" id="scco_NumberOfOpenPitCopperMines" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfOpenPitCopperMiningProperties" id="scco_NumberOfOpenPitCopperMiningProperties" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfRefineries" id="scco_NumberOfRefineries" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfReportableSegment" id="scco_NumberOfReportableSegment" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfSmelters" id="scco_NumberOfSmelters" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfTimesSeniorUnsecuredNotesIssued" id="scco_NumberOfTimesSeniorUnsecuredNotesIssued" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfUndergroundPolyMetalMines" id="scco_NumberOfUndergroundPolyMetalMines" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfUndergroundPolyMetalMiningProperties" id="scco_NumberOfUndergroundPolyMetalMiningProperties" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_OreReservesCopperPriceConsideredToDetermineAveragePrice" name="OreReservesCopperPriceConsideredToDetermineAveragePrice" nillable="true" type="srt-types:perUnitItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element name="OreReservesValuationPolicyPolicyTextBlock" id="scco_OreReservesValuationPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherLarreaFamilyCompaniesMember" id="scco_OtherLarreaFamilyCompaniesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherMetalsMember" id="scco_OtherMetalsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfLaborUnionized" id="scco_PercentageOfLaborUnionized" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element id="scco_PercentageOfMiningRoyaltyTax" name="PercentageOfMiningRoyaltyTax" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_PercentageOfOwnershipByParent" name="PercentageOfOwnershipByParent" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfSpecialMiningTax" id="scco_PercentageOfSpecialMiningTax" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PeruvianOperationsMember" id="scco_PeruvianOperationsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PowerPurchaseAgreementTerm" id="scco_PowerPurchaseAgreementTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProvisionalPriceSalesAdjustmentInNetSales" id="scco_ProvisionalPriceSalesAdjustmentInNetSales" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ProvisionalPriceSalesAdjustmentsInAccountsReceivable" id="scco_ProvisionalPriceSalesAdjustmentsInAccountsReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="scco_ProvisionallyPricedSalesLineItems" name="ProvisionallyPricedSalesLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element name="ProvisionallyPricedSalesTable" id="scco_ProvisionallyPricedSalesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_RelatedPartyTransactionsPercentageOfPowerSupplyToThirdPartyEnergyUsers" name="RelatedPartyTransactionsPercentageOfPowerSupplyToThirdPartyEnergyUsers" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="RevenueRecognitionNumberOfMonthsSubsequentToShippingForPricingOfCertainContracts" id="scco_RevenueRecognitionNumberOfMonthsSubsequentToShippingForPricingOfCertainContracts" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_RoyaltyExpenses" name="RoyaltyExpenses" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_ScheduleOfAmountsInAccumulatedOtherComprehensiveIncomeLossRecognizedAsComponentOfNetPeriodicCostTableTextBlock" name="ScheduleOfAmountsInAccumulatedOtherComprehensiveIncomeLossRecognizedAsComponentOfNetPeriodicCostTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfChangesInBenefitObligationAndPlanAssetsAndAmountRecognizedInFinancialStatementsTableTextBlock" id="scco_ScheduleOfChangesInBenefitObligationAndPlanAssetsAndAmountRecognizedInFinancialStatementsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfDefinedBenefitPlanChangesInAccumulatedOtherComprehensiveIncomeLossTableTextBlock" id="scco_ScheduleOfDefinedBenefitPlanChangesInAccumulatedOtherComprehensiveIncomeLossTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfEnvironmentalCapitalExpendituresTableTextBlock" id="scco_ScheduleOfEnvironmentalCapitalExpendituresTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfEnvironmentalCostsTable" id="scco_ScheduleOfEnvironmentalCostsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfInventoryCurrentAndNoncurrentTableTextBlock" id="scco_ScheduleOfInventoryCurrentAndNoncurrentTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfLongTermSupplyCommitmentsLineItems" id="scco_ScheduleOfLongTermSupplyCommitmentsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfLongTermSupplyCommitmentsTable" id="scco_ScheduleOfLongTermSupplyCommitmentsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfProvisionallyPricedSalesAdjustmentTableTextBlock" id="scco_ScheduleOfProvisionallyPricedSalesAdjustmentTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_ScheduleOfProvisionallyPricedSalesTableTextBlock" name="ScheduleOfProvisionallyPricedSalesTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfRelatedPartyTransactionsAccountsReceivableAndAccountsPayableByRelatedPartyTableTextBlock" id="scco_ScheduleOfRelatedPartyTransactionsAccountsReceivableAndAccountsPayableByRelatedPartyTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfRevenueByGeographicalLocationLineItems" id="scco_ScheduleOfRevenueByGeographicalLocationLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfRevenueByGeographicalLocationTable" id="scco_ScheduleOfRevenueByGeographicalLocationTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfRevenueByGeographicalLocationTableTextBlock" id="scco_ScheduleOfRevenueByGeographicalLocationTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_ScheduleOfShortTermInvestmentActivitiesTableTextBlock" name="ScheduleOfShortTermInvestmentActivitiesTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfShortTermInvestmentsTableTextBlock" id="scco_ScheduleOfShortTermInvestmentsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfStatutoryWorkersParticipationTable" id="scco_ScheduleOfStatutoryWorkersParticipationTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfStockBasedCompensationExpenseAndUnrecognizedCompensationExpenseTableTextBlock" id="scco_ScheduleOfStockBasedCompensationExpenseAndUnrecognizedCompensationExpenseTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SchedulesOfConcentrationOfRiskForCashEquivalentsInvestedTableTextBlock" id="scco_SchedulesOfConcentrationOfRiskForCashEquivalentsInvestedTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SegmentReportingInformationAbstract" id="scco_SegmentReportingInformationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SeniorUnsecuredNotes7.50PercentDue2035Member" id="scco_SeniorUnsecuredNotes7.50PercentDue2035Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SettlementMonthAxis" id="scco_SettlementMonthAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SettlementMonthDomain" id="scco_SettlementMonthDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalAnnualSharesGrantedToDirectors" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalAnnualSharesGrantedToDirectors" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfTitleAcquiredByEmployeeEveryTwoYearsOnSharesPaidInPreviousTwoYears" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfTitleAcquiredByEmployeeEveryTwoYearsOnSharesPaidInPreviousTwoYears" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardPurchasePriceForInitialSubscription" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPurchasePriceForInitialSubscription" nillable="true" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesGrantedOnElectionToDirectors" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesGrantedOnElectionToDirectors" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesGrants" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesGrants" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesGrantsRollForward" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesGrantsRollForward" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardsOutstandingRollForward" id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardsOutstandingRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardsWeightedAverageGrantDateFairValueRollForward" id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardsWeightedAverageGrantDateFairValueRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SilverMember" id="scco_SilverMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <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="StatutoryWorkersParticipationLineItems" id="scco_StatutoryWorkersParticipationLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StatutoryWorkersParticipationMaximumContributedByEmployerToBenefitFund" id="scco_StatutoryWorkersParticipationMaximumContributedByEmployerToBenefitFund" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="StatutoryWorkersParticipationMaximumTaxableUnitsContributedByEmployerToBenefitFund" id="scco_StatutoryWorkersParticipationMaximumTaxableUnitsContributedByEmployerToBenefitFund" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StatutoryWorkersParticipationNumberOfPeriodsForCapOnIndividualWorkerContribution" id="scco_StatutoryWorkersParticipationNumberOfPeriodsForCapOnIndividualWorkerContribution" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StatutoryWorkersParticipationProvisionForWorkersParticipationAsPercentageOfEarningsBeforeTax" id="scco_StatutoryWorkersParticipationProvisionForWorkersParticipationAsPercentageOfEarningsBeforeTax" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StatutoryWorkersParticipationWorkersParticipationExpenses" id="scco_StatutoryWorkersParticipationWorkersParticipationExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="StatutoryWorkersParticipationWorkersParticipationExpensesCurrent" id="scco_StatutoryWorkersParticipationWorkersParticipationExpensesCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="scco_StatutoryWorkersParticipationWorkersParticipationExpensesDeferred" name="StatutoryWorkersParticipationWorkersParticipationExpensesDeferred" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element name="StockRepurchaseProgramAbstract" id="scco_StockRepurchaseProgramAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_StockRepurchaseProgramRepurchasePrice" name="StockRepurchaseProgramRepurchasePrice" nillable="true" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element name="TaxCreditCarrybackPeriod" id="scco_TaxCreditCarrybackPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TaxCreditCarryforwardExpirationPeriod" id="scco_TaxCreditCarryforwardExpirationPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <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="WorkersParticipation" id="scco_WorkersParticipation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="WorkersParticipationDisclosureAbstract" id="scco_WorkersParticipationDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="WorkersParticipationDisclosureTextBlock" id="scco_WorkersParticipationDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="WorkersParticipationExpenseTableTextBlock" id="scco_WorkersParticipationExpenseTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="YankeeBondsSeriesB9.25PercentDue2028Member" id="scco_YankeeBondsSeriesB9.25PercentDue2028Member" type="dtr-types:domainItemType" 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 name="PercentageOfAdditionalRoyaltyTaxOverGrossIncomeFromSalesOfGoldSilverAndPlatinum" id="scco_PercentageOfAdditionalRoyaltyTaxOverGrossIncomeFromSalesOfGoldSilverAndPlatinum" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="scco_LongTermSupplyCommitmentsAdditionalAnnualContractQuantityToBeSuppliedFrom2016To2019" name="LongTermSupplyCommitmentsAdditionalAnnualContractQuantityToBeSuppliedFrom2016To2019" nillable="true" type="dtr-types:massItemType" substitutionGroup="xbrli:item" 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_ShareBasedCompensationArrangementByShareBasedPaymentAwardBonusGrantedAtEndOfExpirationTerm" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardBonusGrantedAtEndOfExpirationTerm" nillable="true" type="xbrli:pureItemType" substitutionGroup="xbrli:item" 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_TaxCreditCarryForwardExpirationDate2024Member" name="TaxCreditCarryForwardExpirationDate2024Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <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_AllowanceForNotesIssuedMember" name="AllowanceForNotesIssuedMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_ForeignSubsidiariesMember" name="ForeignSubsidiariesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_TaxCarryforwardNetOfUnrecognizedTaxBenefit" name="TaxCarryforwardNetOfUnrecognizedTaxBenefit" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="scco_EmployeeStockPurchase2015PlanMember" name="EmployeeStockPurchase2015PlanMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" 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_FixedRateSeniorUnsecuredNotes3.875PercentDue2025Member" name="FixedRateSeniorUnsecuredNotes3.875PercentDue2025Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_FixedRateSeniorUnsecuredNotes5.875PercentDue2045Member" name="FixedRateSeniorUnsecuredNotes5.875PercentDue2045Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <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_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_NumberOfMajorTaxJurisdictions" name="NumberOfMajorTaxJurisdictions" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="scco_TermOfAgreement" name="TermOfAgreement" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" 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_TaxCreditCarryForwardExpirationDate2025Member" name="TaxCreditCarryForwardExpirationDate2025Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_MineralReservesMember" name="MineralReservesMember" 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_AdditionalRoyaltyAmountOverGrossIncomeFromSaleOfGoldSilverAndPlatinum" name="AdditionalRoyaltyAmountOverGrossIncomeFromSaleOfGoldSilverAndPlatinum" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_TreasuryStockValueOtherActivityIncludingDividendInterestAndForeignCurrencyTransactionEffect" name="TreasuryStockValueOtherActivityIncludingDividendInterestAndForeignCurrencyTransactionEffect" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_DebtDiscountValuation" name="DebtDiscountValuation" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="scco_AssetRetirementObligationLineItems" name="AssetRetirementObligationLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_PercentageOfAnnualIncreaseInSalary" name="PercentageOfAnnualIncreaseInSalary" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfLawsuits" name="NumberOfLawsuits" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <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_AccountingPolicyAbstract" name="AccountingPolicyAbstract" nillable="true" type="xbrli:stringItemType" 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_TaxCreditCarryForwardExpirationDate2026Member" name="TaxCreditCarryForwardExpirationDate2026Member" 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_DonationsPaid" name="DonationsPaid" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <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_BaseErosionAntiAbuseTaxRate" name="BaseErosionAntiAbuseTaxRate" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_TaxYearAfter2025Member" name="TaxYearAfter2025Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_DebtSecuritiesTradingAbstract" name="DebtSecuritiesTradingAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_ShareBasedCompensationArrangementByShareBasedPaymentAwardIncreasedAnnualSharesGrantedToDirectors" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardIncreasedAnnualSharesGrantedToDirectors" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" 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_PercentageOfMetalProductionSoldUnderAnnualOrLongerTermContracts" name="PercentageOfMetalProductionSoldUnderAnnualOrLongerTermContracts" nillable="true" type="dtr-types:percentItemType" 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_TaxCreditCarryForwardExpirationDate2028Member" name="TaxCreditCarryForwardExpirationDate2028Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <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_ScheduleOfAccountsReceivablesBySegmentTableTextBlock" name="ScheduleOfAccountsReceivablesBySegmentTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_MaximumPercentageOfExpensesExcludingCostOfGoodsSold" name="MaximumPercentageOfExpensesExcludingCostOfGoodsSold" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_EffectiveIncomeTaxRateReconciliationAdditionalValuationAllowanceOnDeferredTaxAssetsForeignTaxCreditsAndDeferredTaxEffectsPercent" name="EffectiveIncomeTaxRateReconciliationAdditionalValuationAllowanceOnDeferredTaxAssetsForeignTaxCreditsAndDeferredTaxEffectsPercent" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_DefinedBenefitPlanExpectedFutureBenefitPaymentBetweenYearFiveAndYearEight" name="DefinedBenefitPlanExpectedFutureBenefitPaymentBetweenYearFiveAndYearEight" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="scco_NumberOfInfrastructureProjectsAgreedForConstruction" name="NumberOfInfrastructureProjectsAgreedForConstruction" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_AmericasMiningCorporationMember" name="AmericasMiningCorporationMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" 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_TaxYears2019Through2025Member" name="TaxYears2019Through2025Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_DeferredTaxAssetsDeferredWorkersParticipation" name="DeferredTaxAssetsDeferredWorkersParticipation" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="scco_DeferredTaxAssetsSalesPriceAdjustmentPui" name="DeferredTaxAssetsSalesPriceAdjustmentPui" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="scco_DeferredTaxAssetsSocialResponsibilityExpenses" name="DeferredTaxAssetsSocialResponsibilityExpenses" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="scco_DeferredTaxLiabilitiesSalesPriceAdjustmentPui" name="DeferredTaxLiabilitiesSalesPriceAdjustmentPui" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="scco_StateIncomeTaxLiability" name="StateIncomeTaxLiability" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="scco_WithholdingTaxesTaxTreaty" name="WithholdingTaxesTaxTreaty" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_QuantityOfMinerals" name="QuantityOfMinerals" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="scco_LesseeOperatingLeaseRemainingTermOfContract" name="LesseeOperatingLeaseRemainingTermOfContract" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_ExplorationExpenseMember" name="ExplorationExpenseMember" 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_SulfuricAcidMember" name="SulfuricAcidMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" 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_WaterVolumeAtGuaymasBay" name="WaterVolumeAtGuaymasBay" 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_NumberOfTimesOfRenewal" name="NumberOfTimesOfRenewal" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfYearsOfEachRenewal" name="NumberOfYearsOfEachRenewal" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_SeniorUnsecured4.5NotesDue2050Member" name="SeniorUnsecured4.5NotesDue2050Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_MineraMexicoS.a.DeC.v.NotesMember" name="MineraMexicoS.a.DeC.v.NotesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <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_UncertainTaxPositionForeignIncomeTaxExpensesBenefit" name="UncertainTaxPositionForeignIncomeTaxExpensesBenefit" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_IncomeTaxExpectedToBePaid" name="IncomeTaxExpectedToBePaid" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="scco_TaxCreditCarryForwardExpirationDate2030Member" name="TaxCreditCarryForwardExpirationDate2030Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_MaximumPercentageOfAnnualGuaranteesSecured" name="MaximumPercentageOfAnnualGuaranteesSecured" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" 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_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_SettlementInJanuaryThroughMarch2021Member" name="SettlementInJanuaryThroughMarch2021Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_TaxCreditCarryForwardExpirationDate2031Member" name="TaxCreditCarryForwardExpirationDate2031Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_TaxCreditCarryForwardExpirationDate2029Member" name="TaxCreditCarryForwardExpirationDate2029Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <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_New2021GrantMember" name="New2021GrantMember" 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_IntermodalMexicoS.a.DeC.v.Member" name="IntermodalMexicoS.a.DeC.v.Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" 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_PeruMiningExplorationAndDevelopmentCompanyMember" name="PeruMiningExplorationAndDevelopmentCompanyMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="scco_NumberOfMiningConcessionsPurchased" name="NumberOfMiningConcessionsPurchased" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" 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_NumberOfDerivativeContractsEntered" name="NumberOfDerivativeContractsEntered" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="scco_AgreementSignedNumberOfLaborUnions" name="AgreementSignedNumberOfLaborUnions" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <xsd:element id="scco_LongTermAgreementBonus" name="LongTermAgreementBonus" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_AmountCommittedForFundingSocialAndInfrastructureImprovementProjectsBuildTracksAndSidewalks" name="AmountCommittedForFundingSocialAndInfrastructureImprovementProjectsBuildTracksAndSidewalks" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="scco_AgreementExtendedTerm" name="AgreementExtendedTerm" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxAssetsAccruedRoyaltyAndSpecialMiningTax" id="scco_DeferredTaxAssetsAccruedRoyaltyAndSpecialMiningTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="MarcobreMember" id="scco_MarcobreMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <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="MiningOperationsEmissionsAverageCostsPerBusinessUnit" id="scco_MiningOperationsEmissionsAverageCostsPerBusinessUnit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <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="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="Taxcreditcarryforwardexpirationdate2032Member" id="scco_Taxcreditcarryforwardexpirationdate2032Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="JanuaryThroughJune2023Member" id="scco_JanuaryThroughJune2023Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DeferredTaxAssetsTaxEffectOfPeruvianUncertainTaxPositions" id="scco_DeferredTaxAssetsTaxEffectOfPeruvianUncertainTaxPositions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DeferredTaxLiabilitiesSocialResponsibilityExpenses" id="scco_DeferredTaxLiabilitiesSocialResponsibilityExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AssetRetirementObligationIncreaseDecreaseInAssetDueToRevisionInEstimate" id="scco_AssetRetirementObligationIncreaseDecreaseInAssetDueToRevisionInEstimate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AssetRetirementObligationsIncreaseDecreaseInEstimate" id="scco_AssetRetirementObligationsIncreaseDecreaseInEstimate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
</xsd:schema>
