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  <xs:element id="aloy_MarketBasedRestrictedStockUnitsRSUsMember" abstract="true" name="MarketBasedRestrictedStockUnitsRSUsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_DirectorsAndOfficersMember" abstract="true" name="DirectorsAndOfficersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingMilestoneMarketCapitalization" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingMilestoneMarketCapitalization" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingMilestoneMarketCapitalizationPeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingMilestoneMarketCapitalizationPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="aloy_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsMarketCapitalization" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsMarketCapitalization" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingMilestoneRevenue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingMilestoneRevenue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingMilestoneCapitalRaised" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingMilestoneCapitalRaised" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_StockAwardsMember" abstract="true" name="StockAwardsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConvertedInReverseRecapitalization" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConvertedInReverseRecapitalization" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="aloy_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConvertedInReverseRecapitalizationWeightedAverageGrantDateFairValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConvertedInReverseRecapitalizationWeightedAverageGrantDateFairValue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="aloy_MeasurementInputTimingOfLiquidityEventMember" abstract="true" name="MeasurementInputTimingOfLiquidityEventMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_ReverseRecapitalizationContingentConsiderationMember" abstract="true" name="ReverseRecapitalizationContingentConsiderationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_WarrantLiability" abstract="false" name="WarrantLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_WarrantLiabilityDerecognized" abstract="false" name="WarrantLiabilityDerecognized" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_SAFEAgreementMember" abstract="true" name="SAFEAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityConversionToEquity" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityConversionToEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_NumberOfAgreementsExecuted" abstract="false" name="NumberOfAgreementsExecuted" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="aloy_OtherCommitmentAdvancesPaid" abstract="false" name="OtherCommitmentAdvancesPaid" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_SupplyCommitmentUpfrontAllocationOfForecastAnnualProductionPercentage" abstract="false" name="SupplyCommitmentUpfrontAllocationOfForecastAnnualProductionPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="aloy_MineralPropertiesNetSmelterReturnRoyaltyPercentage" abstract="false" name="MineralPropertiesNetSmelterReturnRoyaltyPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="aloy_MineralPropertiesNetSmelterReturnRoyaltyMaximum" abstract="false" name="MineralPropertiesNetSmelterReturnRoyaltyMaximum" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_ReverseRecapitalizationContingentValueRightsRatio" abstract="false" name="ReverseRecapitalizationContingentValueRightsRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="aloy_OtherCommitmentsRemainingCommitments" abstract="false" name="OtherCommitmentsRemainingCommitments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_REalloysInc.Member" abstract="true" name="REalloysInc.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_GeneralInformationTechnologyServicesMember" abstract="true" name="GeneralInformationTechnologyServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_CraigCunninghamMember" abstract="true" name="CraigCunninghamMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_RobertWinspearMember" abstract="true" name="RobertWinspearMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="aloy_DebtInstrumentMaturityFinancingThresholdReceiptPeriod" abstract="false" name="DebtInstrumentMaturityFinancingThresholdReceiptPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="aloy_DebtInstrumentMaturityFinancingThreshold" abstract="false" name="DebtInstrumentMaturityFinancingThreshold" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_DebtInstrumentImputedInterestRate" abstract="false" name="DebtInstrumentImputedInterestRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="aloy_DebtInstrumentImputedInterest" abstract="false" name="DebtInstrumentImputedInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_EmploymentContractAcquisitionBonus" abstract="false" name="EmploymentContractAcquisitionBonus" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_EmploymentContractBaseSalary" abstract="false" name="EmploymentContractBaseSalary" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_AccruedEmploymentContractLiability" abstract="false" name="AccruedEmploymentContractLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="aloy_RelatedPartyTransactionRollForward" abstract="true" name="RelatedPartyTransactionRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="aloy_WeightedAverageNumberOfTemporaryEquitySharesOutstanding" abstract="false" name="WeightedAverageNumberOfTemporaryEquitySharesOutstanding" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
</xs:schema>
