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  <element name="NonCurrentRestrictedInvestmentsMember" id="lxu_NonCurrentRestrictedInvestmentsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NoncurrentRestrictedInvestmentsPolicyTextBlock" id="lxu_NoncurrentRestrictedInvestmentsPolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NoticeOfTermination" id="lxu_NoticeOfTermination" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfAllegedViolation" id="lxu_NumberOfAllegedViolation" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfSubsidiariesUnderChemicalBusinessThatSoldTheirOperatingAssets" id="lxu_NumberOfSubsidiariesUnderChemicalBusinessThatSoldTheirOperatingAssets" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfUnsecuredGuarantors" id="lxu_NumberOfUnsecuredGuarantors" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OricaInternationalMember" id="lxu_OricaInternationalMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OtherLongTermDebtMember" id="lxu_OtherLongTermDebtMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PenaltyRelatedToDischargeWaterPermit" id="lxu_PenaltyRelatedToDischargeWaterPermit" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PreciousMetals" id="lxu_PreciousMetals" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PreferredStockDividendsDilutiveNetIncomePerCommonShare" id="lxu_PreferredStockDividendsDilutiveNetIncomePerCommonShare" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProductLiabilityDeductiblePerClaim" id="lxu_ProductLiabilityDeductiblePerClaim" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProductWarrantyAccrualChargedToSellingGeneralAndAdministrationExpense" id="lxu_ProductWarrantyAccrualChargedToSellingGeneralAndAdministrationExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PropertyInsuranceRecoveriesInExcessOfLossesIncurred" id="lxu_PropertyInsuranceRecoveriesInExcessOfLossesIncurred" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ReceivableSalesAgreementMember" id="lxu_ReceivableSalesAgreementMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RelatedPartyCommitmentObligationPercentage" id="lxu_RelatedPartyCommitmentObligationPercentage" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ResidentialProductsWarrantyCoverageForLaborAssociatedWithRepair" id="lxu_ResidentialProductsWarrantyCoverageForLaborAssociatedWithRepair" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SecuredPromissoryNoteMember" id="lxu_SecuredPromissoryNoteMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SellingGeneralAndAdministrativeOther" id="lxu_SellingGeneralAndAdministrativeOther" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SevenPointSevenFivePercentageSeniorNotesMember" id="lxu_SevenPointSevenFivePercentageSeniorNotesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SignificantAccountingPoliciesTable" id="lxu_SignificantAccountingPoliciesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="SummaryOfSignificantAccountingPoliciesLineItems" id="lxu_SummaryOfSignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SuppliesPrepaidItemsAndOther" id="lxu_SuppliesPrepaidItemsAndOther" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SuppliesPrepaidItemsAndOtherAbstract" id="lxu_SuppliesPrepaidItemsAndOtherAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WarrantyCoverageForResidentialProductsFromDateOfShipment" id="lxu_WarrantyCoverageForResidentialProductsFromDateOfShipment" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WeightedAverageCostPerMmbtuOfFutureOrForwardNaturalGasContract" id="lxu_WeightedAverageCostPerMmbtuOfFutureOrForwardNaturalGasContract" type="us-types:perUnitItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WeightedAverageCostPerOunceOfFutureOrForwardPlatinumContract" id="lxu_WeightedAverageCostPerOunceOfFutureOrForwardPlatinumContract" type="us-types:perUnitItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WeightedAverageCostPerPoundOfFutureOrForwardCopperContract" id="lxu_WeightedAverageCostPerPoundOfFutureOrForwardCopperContract" type="us-types:perUnitItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WeightedAverageExchangeRateDuringPeriod" id="lxu_WeightedAverageExchangeRateDuringPeriod" type="xbrli:pureItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WeightedAverageMarketValuePerMmbtuOfFutureOrForwardNaturalGasContract" id="lxu_WeightedAverageMarketValuePerMmbtuOfFutureOrForwardNaturalGasContract" type="us-types:perUnitItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="WorkingCapitalRevolverLoanMember" id="lxu_WorkingCapitalRevolverLoanMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
</schema>
