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    <element id="lrdc_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare" name="IncomeLossFromContinuingOperationsPerBasicAndDilutedShare" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_IncomeLossFromDiscontinuingOperationsPerBasicAndDilutedShare" name="IncomeLossFromDiscontinuingOperationsPerBasicAndDilutedShare" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_EarningsPerShareBasicAndDiluted1" name="EarningsPerShareBasicAndDiluted1" nillable="true" xbrli:periodType="duration" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_WeightedAverageNumberOfShareOutstandingBasicAndDiluted1" name="WeightedAverageNumberOfShareOutstandingBasicAndDiluted1" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_SaleOfInterestInHellCreekCrudeLLC" name="SaleOfInterestInHellCreekCrudeLLC" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_IncreaseDecreaseInBond" name="IncreaseDecreaseInBond" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_InvestmentInEquityMethodInvestment" name="InvestmentInEquityMethodInvestment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_ProceedsFromPromissoryNote" name="ProceedsFromPromissoryNote" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_RepaymentOfPromissoryNotes" name="RepaymentOfPromissoryNotes" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_RepaymentOfBridgeNotes" name="RepaymentOfBridgeNotes" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_ProceedsFromPrefundedDrillingCosts" name="ProceedsFromPrefundedDrillingCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_RepaymentOfPrefundedDrillingCosts" name="RepaymentOfPrefundedDrillingCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_ProceedsFromWellDevelopmentDeposit" name="ProceedsFromWellDevelopmentDeposit" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_PPPLoanRepayments" name="PPPLoanRepayments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_OilAndGasAcquisitionCostsInAccountsPayable" name="OilAndGasAcquisitionCostsInAccountsPayable" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_GainOnSaleOfMembershipInterestInHccRelatedParty" name="GainOnSaleOfMembershipInterestInHccRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_RelativeFairValueOfWarrantsGrantedWithDebt" name="RelativeFairValueOfWarrantsGrantedWithDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_IssuanceOfCommonStockInExchangeForSubscription" name="IssuanceOfCommonStockInExchangeForSubscription" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_IssuanceOfCommonStockInExchangeForNotePayable" name="IssuanceOfCommonStockInExchangeForNotePayable" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_DisclosurePayrollLiabilitiesAbstract" name="DisclosurePayrollLiabilitiesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_PayrollLiabilitiesTextBlock" name="PayrollLiabilitiesTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_DisclosureDeferredWellDevelopmentCostsAndDepositForWellDevelopmentAbstract" name="DisclosureDeferredWellDevelopmentCostsAndDepositForWellDevelopmentAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_DeferredWellDevelopmentCostTextBlock" name="DeferredWellDevelopmentCostTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_ScheduleOfOilAndGasAcquisitionAndDrillingCostsTableTextBlock" name="ScheduleOfOilAndGasAcquisitionAndDrillingCostsTableTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_IntangibleAndTangibleDrillingCosts" name="IntangibleAndTangibleDrillingCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_LeaseAcquisitionCosts" name="LeaseAcquisitionCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_NotesPayableRelatedPartiesCurrentAndNoncurrent1" name="NotesPayableRelatedPartiesCurrentAndNoncurrent1" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_DueToRelatedPartiesNoncurrent1" name="DueToRelatedPartiesNoncurrent1" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_DisposalGroupIncludingDiscontinuedOperationOperatingExpenseLeaseOperatingExpense" name="DisposalGroupIncludingDiscontinuedOperationOperatingExpenseLeaseOperatingExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_DisposalGroupIncludingDiscontinuedOperationOperatingExpenseGeneralSellingAndAdministrativeExpenses" name="DisposalGroupIncludingDiscontinuedOperationOperatingExpenseGeneralSellingAndAdministrativeExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="lrdc_DisposalGroupIncludingDiscontinuedOperationOperatingExpenseConsultingAndProfessionalServices" name="DisposalGroupIncludingDiscontinuedOperationOperatingExpenseConsultingAndProfessionalServices" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
</schema>
