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  <xs:element id="bsm_SeriesBCumulativeConvertiblePreferredUnitsMember" abstract="true" name="SeriesBCumulativeConvertiblePreferredUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_ContractWithCustomerAssetAndAccountsReceivableAfterAllowanceForCreditLossCurrent" abstract="false" name="ContractWithCustomerAssetAndAccountsReceivableAfterAllowanceForCreditLossCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_PartnersEquityCommonUnitsMember" abstract="true" name="PartnersEquityCommonUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_PartnersCapitalAccountRestrictedCommonUnitsGrantedNetOfForfeitures" abstract="false" name="PartnersCapitalAccountRestrictedCommonUnitsGrantedNetOfForfeitures" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="bsm_ChargesOnPartnersEquityForAccruedDistributionEquivalentRights" abstract="false" name="ChargesOnPartnersEquityForAccruedDistributionEquivalentRights" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_PaymentsForProceedsFromDerivativeInstruments" abstract="false" name="PaymentsForProceedsFromDerivativeInstruments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_IncreaseDecreaseInContractWithCustomerAssetAndAccountsReceivable" abstract="false" name="IncreaseDecreaseInContractWithCustomerAssetAndAccountsReceivable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_PreferredStockDividendsPerShareAccrued" abstract="false" name="PreferredStockDividendsPerShareAccrued" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="bsm_AccruedLeaseOperatingExpensesCurrent" abstract="false" name="AccruedLeaseOperatingExpensesCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_AccruedGeneralAndAdministrativeExpenseCurrent" abstract="false" name="AccruedGeneralAndAdministrativeExpenseCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_AccruedSeismicCostsCurrent" abstract="false" name="AccruedSeismicCostsCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_UnprovedOilAndGasPropertiesMember" abstract="true" name="UnprovedOilAndGasPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_DerivativesNumberOfCounterparties" abstract="false" name="DerivativesNumberOfCounterparties" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="bsm_SwapsContractMember" abstract="true" name="SwapsContractMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_PeriodAxis" abstract="true" name="PeriodAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="bsm_PeriodDomain" abstract="true" name="PeriodDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_SecondQuarterTwoThousandTwentySixMember" abstract="true" name="SecondQuarterTwoThousandTwentySixMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_ThirdQuarterTwoThousandTwentySixMember" abstract="true" name="ThirdQuarterTwoThousandTwentySixMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_FourthQuarterTwoThousandTwentySixMember" abstract="true" name="FourthQuarterTwoThousandTwentySixMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_FirstQuarterTwoThousandTwentySevenMember" abstract="true" name="FirstQuarterTwoThousandTwentySevenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_SecondQuarterTwoThousandTwentySevenMember" abstract="true" name="SecondQuarterTwoThousandTwentySevenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_ThirdQuarterTwoThousandTwentySevenMember" abstract="true" name="ThirdQuarterTwoThousandTwentySevenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_FourthQuarterTwoThousandTwentySevenMember" abstract="true" name="FourthQuarterTwoThousandTwentySevenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_AdjustedTermSecuredOvernightFundsRateMember" abstract="true" name="AdjustedTermSecuredOvernightFundsRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_FederalFundsEffectiveRateMember" abstract="true" name="FederalFundsEffectiveRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_BorrowingBaseUtilizationPercentageLessThanFiftyPercentMember" abstract="true" name="BorrowingBaseUtilizationPercentageLessThanFiftyPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_BorrowingBaseUtilizationPercentageEqualToGreaterThanFiftyPercentMember" abstract="true" name="BorrowingBaseUtilizationPercentageEqualToGreaterThanFiftyPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_DebtInstrumentPercentageOfLenders" abstract="false" name="DebtInstrumentPercentageOfLenders" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="bsm_LineOfCreditRightToRequestARedeterminationPercentOfAcquisitionOfPropertiesInExcessOfValueOfBorrowingBase" abstract="false" name="LineOfCreditRightToRequestARedeterminationPercentOfAcquisitionOfPropertiesInExcessOfValueOfBorrowingBase" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="bsm_LineOfCreditHedgePositionsOrPropertyInterestsSoldWithACombinedValueExceedingCurrentBorrowingBaseResultingInBaseAdjustmentPercentage" abstract="false" name="LineOfCreditHedgePositionsOrPropertyInterestsSoldWithACombinedValueExceedingCurrentBorrowingBaseResultingInBaseAdjustmentPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="bsm_LineOfCreditFacilityAccordionFeatureIncreaseLimit" abstract="false" name="LineOfCreditFacilityAccordionFeatureIncreaseLimit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_CurrentRatio" abstract="false" name="CurrentRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="bsm_DebtToEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationRatio" abstract="false" name="DebtToEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="bsm_LineOfCreditFacilityCovenantTermsPercentageOfAvailabilityOfLendersCommitmentsDistributionsNotPermitted" abstract="false" name="LineOfCreditFacilityCovenantTermsPercentageOfAvailabilityOfLendersCommitmentsDistributionsNotPermitted" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="bsm_LineOfCreditFacilityCovenantTermsDebtToEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationRatioDistributionsNotPermitted" abstract="false" name="LineOfCreditFacilityCovenantTermsDebtToEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationRatioDistributionsNotPermitted" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="bsm_RestrictedCommonUnitsMember" abstract="true" name="RestrictedCommonUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_IncentiveCompensationCash" abstract="false" name="IncentiveCompensationCash" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_IncentiveCompensationExpense" abstract="false" name="IncentiveCompensationExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_NovemberTwoThousandTwentyEighteenRepurchaseProgramMember" abstract="true" name="NovemberTwoThousandTwentyEighteenRepurchaseProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_NobleAcquisitionMember" abstract="true" name="NobleAcquisitionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_PreferredStockDividendDistributionTermsPeriodOfReadjustment" abstract="false" name="PreferredStockDividendDistributionTermsPeriodOfReadjustment" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="bsm_PreferredStockDividendDistributionTermsBasisSpreadOnVariableRate" abstract="false" name="PreferredStockDividendDistributionTermsBasisSpreadOnVariableRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="bsm_PreferredStockDividendDistributionTermsDistributionRateIncreaseIfQuarterlyDistributionsAreAccruedAndUnpaidPercentage" abstract="false" name="PreferredStockDividendDistributionTermsDistributionRateIncreaseIfQuarterlyDistributionsAreAccruedAndUnpaidPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="bsm_MinimumUnderlyingValueForConversionTrigger" abstract="false" name="MinimumUnderlyingValueForConversionTrigger" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="bsm_TemporaryEquityBiennialRedemptionPeriod" abstract="false" name="TemporaryEquityBiennialRedemptionPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="bsm_TemporaryEquityRedemptionNoticePeriod" abstract="false" name="TemporaryEquityRedemptionNoticePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="bsm_NetIncomeLossAttributableToLimitedPartnersPerUnitAbstract" abstract="true" name="NetIncomeLossAttributableToLimitedPartnersPerUnitAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="bsm_A2023UnitRepurchasePlanMember" abstract="true" name="A2023UnitRepurchasePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_A2018UnitRepurchasePlanMember" abstract="true" name="A2018UnitRepurchasePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="bsm_PreferredStockMinimumVotingRights" abstract="false" name="PreferredStockMinimumVotingRights" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
</xs:schema>
