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  <xsd:element id="nucl_ConsultantBonusPaidByIssuanceOfShares" xbrli:periodType="duration" xbrli:balance="credit" name="ConsultantBonusPaidByIssuanceOfShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NatureOfOperationsAbstract" xbrli:periodType="duration" abstract="true" name="NatureOfOperationsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_StockIssuedDuringPeriodValueShareIssuanceCosts" xbrli:periodType="duration" xbrli:balance="credit" name="StockIssuedDuringPeriodValueShareIssuanceCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_StockIssuedDuringPeriodSharesShareIssuanceCosts" xbrli:periodType="duration" name="StockIssuedDuringPeriodSharesShareIssuanceCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_BasisOfPresentationAbstract" xbrli:periodType="duration" abstract="true" name="BasisOfPresentationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_OfferingCostsPolicyPolicyTextBlock" xbrli:periodType="duration" name="OfferingCostsPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_RelatedPartyTransactionsPolicyPolicyTextBlock" xbrli:periodType="duration" name="RelatedPartyTransactionsPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_MiningRightsPolicyPolicyTextBlock" xbrli:periodType="duration" name="MiningRightsPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_TemporaryEquityPolicyPolicyTextBlock" xbrli:periodType="duration" name="TemporaryEquityPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_IncorporationOfferingMember" xbrli:periodType="duration" abstract="true" name="IncorporationOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PrivatePlacementOfferingMember" xbrli:periodType="duration" abstract="true" name="PrivatePlacementOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_RegulationcrowdfundingOfferingMember" xbrli:periodType="duration" abstract="true" name="RegulationcrowdfundingOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_NoncashProfessionalFeeExpense" xbrli:periodType="duration" xbrli:balance="debit" name="NoncashProfessionalFeeExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_StockIssuedDuringPeriodThresholdRestrictionPeriodForTransfer" xbrli:periodType="duration" name="StockIssuedDuringPeriodThresholdRestrictionPeriodForTransfer" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_RedeemableCommonStockSharesIssuableUponCompletionOfBusinessCombination" xbrli:periodType="instant" name="RedeemableCommonStockSharesIssuableUponCompletionOfBusinessCombination" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_AdjustmentsToAdditionalPaidInCapitalStockIssuanceCostsOfTemporaryEquity" xbrli:periodType="duration" xbrli:balance="debit" name="AdjustmentsToAdditionalPaidInCapitalStockIssuanceCostsOfTemporaryEquity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_TemporaryEquityStockIssuanceCosts" xbrli:periodType="duration" xbrli:balance="debit" name="TemporaryEquityStockIssuanceCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralIndustriesTableTextBlock" xbrli:periodType="duration" name="MineralIndustriesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_MineralRightsPercentageOfInterestsInPropertyAcquired" xbrli:periodType="duration" name="MineralRightsPercentageOfInterestsInPropertyAcquired" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_MineralRightsSharesTransferredValue" xbrli:periodType="duration" xbrli:balance="credit" name="MineralRightsSharesTransferredValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralRightsExpenditureIncurred" xbrli:periodType="duration" xbrli:balance="debit" name="MineralRightsExpenditureIncurred" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralRightsSharesTransferredThresholdTradingDays" xbrli:periodType="duration" name="MineralRightsSharesTransferredThresholdTradingDays" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_MineralRightsNetSmelterReturnsRoyaltyPercentage" xbrli:periodType="duration" name="MineralRightsNetSmelterReturnsRoyaltyPercentage" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_MineralRightsTable" xbrli:periodType="duration" abstract="true" name="MineralRightsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_MineralRightsLineItems" xbrli:periodType="duration" abstract="true" name="MineralRightsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_AuroraUraniumProjectMember" xbrli:periodType="duration" abstract="true" name="AuroraUraniumProjectMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_MineralRightsRollForward" xbrli:periodType="duration" name="MineralRightsRollForward" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_MineralPropertiesPayments" xbrli:periodType="duration" xbrli:balance="debit" name="MineralPropertiesPayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralPropertiesReimbursements" xbrli:periodType="duration" xbrli:balance="debit" name="MineralPropertiesReimbursements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_OregonEnergyLlcMember" xbrli:periodType="duration" abstract="true" name="OregonEnergyLlcMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_MineralResourceOfAtLeast40MillionPoundsMember" xbrli:periodType="duration" abstract="true" name="MineralResourceOfAtLeast40MillionPoundsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_MineralResourceForAdditionalOneMillionPoundMember" xbrli:periodType="duration" abstract="true" name="MineralResourceForAdditionalOneMillionPoundMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_MineralRightsFirstExtensionTermMember" xbrli:periodType="duration" abstract="true" name="MineralRightsFirstExtensionTermMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_MineralRightsSecondExtensionTermMember" xbrli:periodType="duration" abstract="true" name="MineralRightsSecondExtensionTermMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_MineralRightsHalfRepurchaseConsiderationForRepurchaseOfNetSmelterRevenue" xbrli:periodType="duration" xbrli:balance="credit" name="MineralRightsHalfRepurchaseConsiderationForRepurchaseOfNetSmelterRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralRightsFullRepurchaseConsiderationForRepurchaseOfNetSmelterRevenue" xbrli:periodType="duration" xbrli:balance="credit" name="MineralRightsFullRepurchaseConsiderationForRepurchaseOfNetSmelterRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ListingEventMinimumAmount" xbrli:periodType="duration" xbrli:balance="credit" name="ListingEventMinimumAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralResourceMinimumVolume" xbrli:periodType="duration" name="MineralResourceMinimumVolume" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:massItemType" />
  <xsd:element id="nucl_MineralRightsSharesTransferredIncreaseInValue" xbrli:periodType="duration" xbrli:balance="credit" name="MineralRightsSharesTransferredIncreaseInValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralResourceAdditionalVolume" xbrli:periodType="instant" name="MineralResourceAdditionalVolume" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:massItemType" />
  <xsd:element id="nucl_PercentageOfIncreaseInSpotPrice" xbrli:periodType="duration" name="PercentageOfIncreaseInSpotPrice" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_MineralRightsAgreementExtensionTerm" xbrli:periodType="duration" name="MineralRightsAgreementExtensionTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_MineralRightsAgreementNumberOfExtensions" xbrli:periodType="duration" name="MineralRightsAgreementNumberOfExtensions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_MineralRightsPaymentsForExtension" xbrli:periodType="duration" xbrli:balance="credit" name="MineralRightsPaymentsForExtension" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_LeaseBalanceSheetInformationTableTextBlock" xbrli:periodType="duration" name="LeaseBalanceSheetInformationTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_FormerChiefFinancialOfficerMember" xbrli:periodType="duration" abstract="true" name="FormerChiefFinancialOfficerMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_CompaniesStockholdersSignificantInfluenceMember" xbrli:periodType="duration" abstract="true" name="CompaniesStockholdersSignificantInfluenceMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PatentLicenseAgreementMember" xbrli:periodType="duration" abstract="true" name="PatentLicenseAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PatentLicenseAgreementTerm" xbrli:periodType="duration" name="PatentLicenseAgreementTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_PaymentsForPatentLicenseFees" xbrli:periodType="duration" xbrli:balance="credit" name="PaymentsForPatentLicenseFees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_PaymentsForReimbursementOfPatentLicenseExpenses" xbrli:periodType="duration" xbrli:balance="credit" name="PaymentsForReimbursementOfPatentLicenseExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_LiabilityForPatentLicenseMaintenanceFeeInYearOne" xbrli:periodType="instant" xbrli:balance="credit" name="LiabilityForPatentLicenseMaintenanceFeeInYearOne" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_LiabilityForAnnualPatentLicenseMaintenanceFeeInYearsTwoAndThree" xbrli:periodType="instant" xbrli:balance="credit" name="LiabilityForAnnualPatentLicenseMaintenanceFeeInYearsTwoAndThree" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MinimumLiabilityForAnnualRoyaltiesYearsFourThroughTen" xbrli:periodType="instant" xbrli:balance="credit" name="MinimumLiabilityForAnnualRoyaltiesYearsFourThroughTen" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_OfficeLeaseInNewYorkNewYorkMember" xbrli:periodType="duration" abstract="true" name="OfficeLeaseInNewYorkNewYorkMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OfficeLeaseInVancouverCanadaMember" xbrli:periodType="duration" abstract="true" name="OfficeLeaseInVancouverCanadaMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OperatingLeaseBalanceSheetInformationAbstract" xbrli:periodType="duration" abstract="true" name="OperatingLeaseBalanceSheetInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_TopFiveLenderConcentrationRiskMember" xbrli:periodType="duration" abstract="true" name="TopFiveLenderConcentrationRiskMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_LenderOneConcentrationRiskMember" xbrli:periodType="duration" abstract="true" name="LenderOneConcentrationRiskMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_ProfessionalFeesAbstract" xbrli:periodType="duration" abstract="true" name="ProfessionalFeesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ProfessionalFeesDisclosureTextBlock" xbrli:periodType="duration" name="ProfessionalFeesDisclosureTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_ScheduleOfProfessionalFeesTableTextBlock" xbrli:periodType="duration" name="ScheduleOfProfessionalFeesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_ConsultingFees" xbrli:periodType="duration" xbrli:balance="debit" name="ConsultingFees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_LegalAndAccountingFees" xbrli:periodType="duration" xbrli:balance="debit" name="LegalAndAccountingFees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NumberOfVendors" xbrli:periodType="instant" name="NumberOfVendors" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_StockholdersOneMember" xbrli:periodType="duration" abstract="true" name="StockholdersOneMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_StockholdersTwoMember" xbrli:periodType="duration" abstract="true" name="StockholdersTwoMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_ProfessionalFeesMember" xbrli:periodType="duration" abstract="true" name="ProfessionalFeesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_ExpenseReimbursementMember" xbrli:periodType="duration" abstract="true" name="ExpenseReimbursementMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OfficeSpaceLeaseMember" xbrli:periodType="duration" abstract="true" name="OfficeSpaceLeaseMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PubcoMember" xbrli:periodType="duration" abstract="true" name="PubcoMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OneTimeCashPaymentUponCompletionOfInitialPublicOffering" xbrli:periodType="instant" xbrli:balance="credit" name="OneTimeCashPaymentUponCompletionOfInitialPublicOffering" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_InitialGrantOfOptionsUponEstablishmentOfIncentivePlan" xbrli:periodType="instant" name="InitialGrantOfOptionsUponEstablishmentOfIncentivePlan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_OperatingLeaseMonthlyPayments" xbrli:periodType="duration" xbrli:balance="debit" name="OperatingLeaseMonthlyPayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ConvertiblePreferredStockAggregateAmountOfSharesReservedForFutureIssuance" xbrli:periodType="instant" xbrli:balance="credit" name="ConvertiblePreferredStockAggregateAmountOfSharesReservedForFutureIssuance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ConvertiblePreferredStockDividendRatePercentageIfPaidInKind" xbrli:periodType="duration" name="ConvertiblePreferredStockDividendRatePercentageIfPaidInKind" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_ConvertiblePreferredStockDividendRatePercentageIfPaidInCash" xbrli:periodType="duration" name="ConvertiblePreferredStockDividendRatePercentageIfPaidInCash" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_NumberOfOptionsIssuableUponCompletionOfListing" xbrli:periodType="instant" name="NumberOfOptionsIssuableUponCompletionOfListing" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_NumberOfUnpatentedLodeMiningClaims" xbrli:periodType="duration" name="NumberOfUnpatentedLodeMiningClaims" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_NumberOfUnpatentedPlacerMiningClaims" xbrli:periodType="duration" name="NumberOfUnpatentedPlacerMiningClaims" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_VariableInterestEntitiesPolicyPolicyTextBlock" xbrli:periodType="duration" name="VariableInterestEntitiesPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_FunctionalAndPresentationCurrenciesPolicyPolicyTextBlock" xbrli:periodType="duration" name="FunctionalAndPresentationCurrenciesPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_EmergingGrowthCompanyPolicyPolicyTextBlock" xbrli:periodType="duration" name="EmergingGrowthCompanyPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_UseOfEstimatesAndJudgementsPolicyPolicyTextBlock" xbrli:periodType="duration" name="UseOfEstimatesAndJudgementsPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_PreferredStockDividendsPolicyPolicyTextBlock" xbrli:periodType="duration" name="PreferredStockDividendsPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationExchangeRatio" xbrli:periodType="duration" name="ReverseRecapitalizationExchangeRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" />
  <xsd:element id="nucl_ScheduleOfConsolidatedEntitiesTableTextBlock" xbrli:periodType="duration" name="ScheduleOfConsolidatedEntitiesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock" xbrli:periodType="duration" name="ScheduleOfPropertyPlantAndEquipmentUsefulLifeTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_ScheduleOfConsolidationEntitiesTable" xbrli:periodType="duration" abstract="true" name="ScheduleOfConsolidationEntitiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ConsolidationEntitiesLineItems" xbrli:periodType="duration" abstract="true" name="ConsolidationEntitiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_StockIssuedDuringPeriodValueBonusShares" xbrli:periodType="duration" xbrli:balance="credit" name="StockIssuedDuringPeriodValueBonusShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_StockIssuedDuringPeriodSharesBonusShares" xbrli:periodType="duration" name="StockIssuedDuringPeriodSharesBonusShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ProceedsReceivedPendingIssuanceOfCommonStock" xbrli:periodType="duration" xbrli:balance="credit" name="ProceedsReceivedPendingIssuanceOfCommonStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ReclassificationOfTemporaryEquityToPermanentEquityValue" xbrli:periodType="duration" xbrli:balance="credit" name="ReclassificationOfTemporaryEquityToPermanentEquityValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ReclassificationOfRedeemableCommonStockSharesToPermanentEquity" xbrli:periodType="duration" name="ReclassificationOfRedeemableCommonStockSharesToPermanentEquity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_FurnitureAndEquipmentMember" xbrli:periodType="duration" abstract="true" name="FurnitureAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_MovableEquipmentMember" xbrli:periodType="duration" abstract="true" name="MovableEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OtherEquipmentMember" xbrli:periodType="duration" abstract="true" name="OtherEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PrimaryOfferingMember" xbrli:periodType="duration" abstract="true" name="PrimaryOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_SecondaryOfferingMember" xbrli:periodType="duration" abstract="true" name="SecondaryOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_MaximumNumberOfCommonStockOfferedForIssuance" xbrli:periodType="instant" name="MaximumNumberOfCommonStockOfferedForIssuance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_MaximumNumberOfWarrantsOfferedForIssuance" xbrli:periodType="instant" name="MaximumNumberOfWarrantsOfferedForIssuance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_StockIssuedDuringPeriodValueReverseRecapitalization" xbrli:periodType="duration" xbrli:balance="credit" name="StockIssuedDuringPeriodValueReverseRecapitalization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_StockIssuedDuringPeriodSharesReverseRecapitalization" xbrli:periodType="duration" name="StockIssuedDuringPeriodSharesReverseRecapitalization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_AuroraEnergyMetalsLtd.Member" xbrli:periodType="duration" abstract="true" name="AuroraEnergyMetalsLtd.Member" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PrepaidExpenseAndDepositsCurrent" xbrli:periodType="instant" xbrli:balance="debit" name="PrepaidExpenseAndDepositsCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_RefundsReceivedOnPartlyFulfilledReclamationObligations" xbrli:periodType="duration" xbrli:balance="debit" name="RefundsReceivedOnPartlyFulfilledReclamationObligations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_CashAcquiredOnReverseRecapitalization" xbrli:periodType="duration" xbrli:balance="debit" name="CashAcquiredOnReverseRecapitalization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ReverseRecapitalization" xbrli:periodType="duration" xbrli:balance="credit" name="ReverseRecapitalization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_PreferredStockDividends" xbrli:periodType="duration" xbrli:balance="credit" name="PreferredStockDividends" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_EagleEnergyMember" xbrli:periodType="duration" abstract="true" name="EagleEnergyMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_BonusExpense" xbrli:periodType="duration" xbrli:balance="debit" name="BonusExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_BonusPayableMember" xbrli:periodType="duration" abstract="true" name="BonusPayableMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_CompanyControlledByShareholderMember" xbrli:periodType="duration" abstract="true" name="CompanyControlledByShareholderMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_NumberOfCompaniesControlledByStockholder" xbrli:periodType="instant" name="NumberOfCompaniesControlledByStockholder" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_TwoStockholdersMember" xbrli:periodType="duration" abstract="true" name="TwoStockholdersMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_DerivativeWarrantsMember" xbrli:periodType="duration" abstract="true" name="DerivativeWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_DerivativeLiabilitiesIssuance" xbrli:periodType="duration" xbrli:balance="credit" name="DerivativeLiabilitiesIssuance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_PrivateInvestmentInPublicEquityMember" xbrli:periodType="duration" abstract="true" name="PrivateInvestmentInPublicEquityMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_LiabilityClassifiedWarrantsMember" xbrli:periodType="duration" abstract="true" name="LiabilityClassifiedWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues" xbrli:periodType="duration" name="TemporaryEquityStockIssuedDuringPeriodSharesNewIssues" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_RedemptionPriorToFirstAnniversaryOfIssuanceMember" xbrli:periodType="duration" abstract="true" name="RedemptionPriorToFirstAnniversaryOfIssuanceMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OnOrAfterFirstAnniversaryBeforeSecondAnniversaryMember" xbrli:periodType="duration" abstract="true" name="OnOrAfterFirstAnniversaryBeforeSecondAnniversaryMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OnOrAfterSecondAnniversaryBeforeThirdAnniversaryMember" xbrli:periodType="duration" abstract="true" name="OnOrAfterSecondAnniversaryBeforeThirdAnniversaryMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OnOrAfterThirdAnniversaryBeforeFourthAnniversaryMember" xbrli:periodType="duration" abstract="true" name="OnOrAfterThirdAnniversaryBeforeFourthAnniversaryMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OnOrAfterFourthAnniversaryBeforeFifthAnniversaryMember" xbrli:periodType="duration" abstract="true" name="OnOrAfterFourthAnniversaryBeforeFifthAnniversaryMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_OnOrAfterFifthAnniversaryMember" xbrli:periodType="duration" abstract="true" name="OnOrAfterFifthAnniversaryMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_TemporaryEquityAggregatePurchasePrice" xbrli:periodType="duration" xbrli:balance="credit" name="TemporaryEquityAggregatePurchasePrice" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_TemporaryEquityRedemptionPricePercentageOnAccruedValue" xbrli:periodType="duration" name="TemporaryEquityRedemptionPricePercentageOnAccruedValue" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_TemporaryEquityAllocationToWarrantLiability" xbrli:periodType="duration" xbrli:balance="debit" name="TemporaryEquityAllocationToWarrantLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_EquityClassifiedWarrantsMember" xbrli:periodType="duration" abstract="true" name="EquityClassifiedWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightNumberAbstract" xbrli:periodType="duration" abstract="true" name="ClassOfWarrantOrRightNumberAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightNumberOfWarrantsIssued" xbrli:periodType="duration" name="ClassOfWarrantOrRightNumberOfWarrantsIssued" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightWeightedAverageExercisePriceAbstract" xbrli:periodType="duration" abstract="true" name="ClassOfWarrantOrRightWeightedAverageExercisePriceAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightWeightedAverageExercisePrice" xbrli:periodType="instant" name="ClassOfWarrantOrRightWeightedAverageExercisePrice" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightWeightedAverageExercisePriceWarrantsIssued" xbrli:periodType="duration" name="ClassOfWarrantOrRightWeightedAverageExercisePriceWarrantsIssued" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightRemainingTermAbstract" xbrli:periodType="duration" abstract="true" name="ClassOfWarrantOrRightRemainingTermAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightRemainingTermOfWarrantsIssued" xbrli:periodType="duration" name="ClassOfWarrantOrRightRemainingTermOfWarrantsIssued" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationAbstract" xbrli:periodType="duration" abstract="true" name="ReverseRecapitalizationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationTextBlock" xbrli:periodType="duration" name="ReverseRecapitalizationTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationTableTextBlock" xbrli:periodType="duration" name="ReverseRecapitalizationTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_SpringValleyAcquisitionCorpIiAndEagleNuclearEnergyCorpMember" xbrli:periodType="duration" abstract="true" name="SpringValleyAcquisitionCorpIiAndEagleNuclearEnergyCorpMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_SpringValleyAcquisitionCorp.IiMember" xbrli:periodType="duration" abstract="true" name="SpringValleyAcquisitionCorp.IiMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_EagleNuclearEnergyCorpMember" xbrli:periodType="duration" abstract="true" name="EagleNuclearEnergyCorpMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationNumberOfSharesExchangedForNonredeemableCommonStock" xbrli:periodType="duration" name="ReverseRecapitalizationNumberOfSharesExchangedForNonredeemableCommonStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationExchangeRatioForNonredeemableCommonStock" xbrli:periodType="duration" name="ReverseRecapitalizationExchangeRatioForNonredeemableCommonStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationNumberOfSharesExchangedForRedeemableCommonStock" xbrli:periodType="duration" name="ReverseRecapitalizationNumberOfSharesExchangedForRedeemableCommonStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationExchangeRatioForRedeemableCommonStock" xbrli:periodType="duration" name="ReverseRecapitalizationExchangeRatioForRedeemableCommonStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationNumberOfSharesIssuedForClassAndBStockholders" xbrli:periodType="duration" name="ReverseRecapitalizationNumberOfSharesIssuedForClassAndBStockholders" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationNumberOfSharesIssuedForRightHolders" xbrli:periodType="duration" name="ReverseRecapitalizationNumberOfSharesIssuedForRightHolders" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_NumberOfRights" xbrli:periodType="duration" name="NumberOfRights" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationRightsExchangeRatio" xbrli:periodType="duration" name="ReverseRecapitalizationRightsExchangeRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationSharesIssued" xbrli:periodType="duration" name="ReverseRecapitalizationSharesIssued" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationSharesIssuedForTransactionCosts" xbrli:periodType="duration" name="ReverseRecapitalizationSharesIssuedForTransactionCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ClassOfWarrantsOrRightsWarrantsIssuedForSettlementOfPreExistingLiability" xbrli:periodType="duration" name="ClassOfWarrantsOrRightsWarrantsIssuedForSettlementOfPreExistingLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationSettlementOfPreExistingLiabilities" xbrli:periodType="duration" xbrli:balance="debit" name="ReverseRecapitalizationSettlementOfPreExistingLiabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ClassOfWarrantsOrRightsIssuePricePerShare" xbrli:periodType="instant" name="ClassOfWarrantsOrRightsIssuePricePerShare" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" />
  <xsd:element id="nucl_NumberOfEarnoutSharesIssuable" xbrli:periodType="instant" name="NumberOfEarnoutSharesIssuable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_EarnoutSharesIssuableStockPriceTrigger" xbrli:periodType="duration" name="EarnoutSharesIssuableStockPriceTrigger" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" />
  <xsd:element id="nucl_EarnoutSharesIssuableThresholdTradingDays" xbrli:periodType="duration" name="EarnoutSharesIssuableThresholdTradingDays" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_EarnoutSharesIssuableThresholdConsecutiveTradingDays" xbrli:periodType="duration" name="EarnoutSharesIssuableThresholdConsecutiveTradingDays" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_NumberOfBoardOfDirectors" xbrli:periodType="duration" name="NumberOfBoardOfDirectors" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_NumberOfBoardOfDirectorsAuthorityToDesignate" xbrli:periodType="duration" name="NumberOfBoardOfDirectorsAuthorityToDesignate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationNumberOfSharesIssuedForPublicShareholders" xbrli:periodType="duration" name="ReverseRecapitalizationNumberOfSharesIssuedForPublicShareholders" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationNumberOfSharesIssuedForFounders" xbrli:periodType="duration" name="ReverseRecapitalizationNumberOfSharesIssuedForFounders" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationNumberOfSharesExchanged" xbrli:periodType="duration" name="ReverseRecapitalizationNumberOfSharesExchanged" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_SharesIncludingConversion" xbrli:periodType="instant" name="SharesIncludingConversion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_NumberOfSharesTransferredBySponsorToPublicShareholders" xbrli:periodType="duration" name="NumberOfSharesTransferredBySponsorToPublicShareholders" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationPercentageOfSharesIssuedForPublicShareholders" xbrli:periodType="duration" name="ReverseRecapitalizationPercentageOfSharesIssuedForPublicShareholders" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationPercentageOfSharesIssuedForRightHolders" xbrli:periodType="duration" name="ReverseRecapitalizationPercentageOfSharesIssuedForRightHolders" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationPercentageOfSharesIssuedForFounders" xbrli:periodType="duration" name="ReverseRecapitalizationPercentageOfSharesIssuedForFounders" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationPercentageOfSharesIssued" xbrli:periodType="duration" name="ReverseRecapitalizationPercentageOfSharesIssued" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationPercentageOfSharesExchanged" xbrli:periodType="duration" name="ReverseRecapitalizationPercentageOfSharesExchanged" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_PercentageIssuedDuringPeriodSharesPurchaseOfAssets" xbrli:periodType="duration" name="PercentageIssuedDuringPeriodSharesPurchaseOfAssets" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationPercentageOfSharesIssuedForTransactionCosts" xbrli:periodType="duration" name="ReverseRecapitalizationPercentageOfSharesIssuedForTransactionCosts" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_PercentageOfCommonStockSharesOutstanding" xbrli:periodType="duration" name="PercentageOfCommonStockSharesOutstanding" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_ReclassificationOfRedeemableCommonStockSharesToPermanentEquityPercentage" xbrli:periodType="duration" name="ReclassificationOfRedeemableCommonStockSharesToPermanentEquityPercentage" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_PercentageOfSharesIncludingConversion" xbrli:periodType="duration" name="PercentageOfSharesIncludingConversion" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationCash" xbrli:periodType="duration" xbrli:balance="debit" name="ReverseRecapitalizationCash" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationTransactionCosts" xbrli:periodType="duration" xbrli:balance="credit" name="ReverseRecapitalizationTransactionCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationProceeds" xbrli:periodType="duration" xbrli:balance="debit" name="ReverseRecapitalizationProceeds" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationAssetsLiabilitiesAbstract" xbrli:periodType="duration" abstract="true" name="ReverseRecapitalizationAssetsLiabilitiesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationConversionOfPromissoryNotesToWarrants" xbrli:periodType="duration" xbrli:balance="debit" name="ReverseRecapitalizationConversionOfPromissoryNotesToWarrants" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NetContributionFromReverseRecapitalizationByAccountingAcquirer" xbrli:periodType="duration" xbrli:balance="debit" name="NetContributionFromReverseRecapitalizationByAccountingAcquirer" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationReconciliationOfCashAssumedAbstract" xbrli:periodType="duration" abstract="true" name="ReverseRecapitalizationReconciliationOfCashAssumedAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationTransactionCostsPaid" xbrli:periodType="duration" xbrli:balance="debit" name="ReverseRecapitalizationTransactionCostsPaid" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationCashDisbursedForPrepaidExpenses" xbrli:periodType="duration" xbrli:balance="credit" name="ReverseRecapitalizationCashDisbursedForPrepaidExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationIssued" xbrli:periodType="duration" xbrli:balance="credit" name="NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationIssued" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_AccretionOfTemporaryEquity" xbrli:periodType="duration" xbrli:balance="credit" name="AccretionOfTemporaryEquity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_PublicWarrantsMember" xbrli:periodType="duration" abstract="true" name="PublicWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PrivateWarrantsMember" xbrli:periodType="duration" abstract="true" name="PrivateWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_SpringValleyAcquisitionCorpIiMember" xbrli:periodType="duration" abstract="true" name="SpringValleyAcquisitionCorpIiMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightNumberOfWarrantsIssuedToShareholders" xbrli:periodType="duration" name="ClassOfWarrantOrRightNumberOfWarrantsIssuedToShareholders" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightNumberOfWarrantsIssuedToSponsor" xbrli:periodType="duration" name="ClassOfWarrantOrRightNumberOfWarrantsIssuedToSponsor" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualIncrementalSharesMaximumPercentageOfOutstandingShares" xbrli:periodType="instant" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualIncrementalSharesMaximumPercentageOfOutstandingShares" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_SharesGrantedDuringPeriodSharesShareBasedCompensation" xbrli:periodType="duration" name="SharesGrantedDuringPeriodSharesShareBasedCompensation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_EarnoutSharesMember" xbrli:periodType="duration" abstract="true" name="EarnoutSharesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_AdditionalCommonSharesReservedForFutureIssuance" xbrli:periodType="instant" name="AdditionalCommonSharesReservedForFutureIssuance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_PatentLicenseMaintenanceFeesPayableCurrent" xbrli:periodType="instant" xbrli:balance="credit" name="PatentLicenseMaintenanceFeesPayableCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_AssetAcquisitionPercentageOfInterestAcquired" xbrli:periodType="instant" name="AssetAcquisitionPercentageOfInterestAcquired" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_MineralRightsReimbursementForExpenditureAmount" xbrli:periodType="duration" xbrli:balance="debit" name="MineralRightsReimbursementForExpenditureAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralRightsSharesTransferredAdjustedValue" xbrli:periodType="duration" xbrli:balance="credit" name="MineralRightsSharesTransferredAdjustedValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralRightsSharesTransferredThresholdConsecutiveTradingDaysPriorToMineralResourceUpdate" xbrli:periodType="duration" name="MineralRightsSharesTransferredThresholdConsecutiveTradingDaysPriorToMineralResourceUpdate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_MineralRightsSharesTransferredThresholdConsecutiveTradingDaysPriorToPreFeasibilityStudy" xbrli:periodType="duration" name="MineralRightsSharesTransferredThresholdConsecutiveTradingDaysPriorToPreFeasibilityStudy" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_ScheduleOfConsolidationEntitiesLineItems" xbrli:periodType="duration" abstract="true" name="ScheduleOfConsolidationEntitiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ScheduleOfWarrantsActivityTableTextBlock" xbrli:periodType="duration" name="ScheduleOfWarrantsActivityTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_DeemedTransactionPricePerShare" xbrli:periodType="instant" name="DeemedTransactionPricePerShare" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" />
  <xsd:element id="nucl_MineralPropertiesAcquiredIssuanceOfCommonStock" xbrli:periodType="duration" xbrli:balance="debit" name="MineralPropertiesAcquiredIssuanceOfCommonStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationNumberOfSharesIssued" xbrli:periodType="duration" name="ReverseRecapitalizationNumberOfSharesIssued" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_TemporaryEquityReclassificationToPermanentEquity" xbrli:periodType="duration" xbrli:balance="debit" name="TemporaryEquityReclassificationToPermanentEquity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesToBeGrantedUponOccurrenceOfEvent" xbrli:periodType="instant" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesToBeGrantedUponOccurrenceOfEvent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_AdjustmentsToAdditionalPaidInCapitalReclassificationOfCommonStockParValue" xbrli:periodType="duration" xbrli:balance="credit" name="AdjustmentsToAdditionalPaidInCapitalReclassificationOfCommonStockParValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ThresholdNumberOfDaysForGrantOfNetSmelterReturn" xbrli:periodType="instant" name="ThresholdNumberOfDaysForGrantOfNetSmelterReturn" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_ClassOfWarrantOrRightGrantDateFairValue" xbrli:periodType="instant" xbrli:balance="credit" name="ClassOfWarrantOrRightGrantDateFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MeasurementInputFloorPriceMember" xbrli:periodType="duration" abstract="true" name="MeasurementInputFloorPriceMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_ReverseRecapitalizationPolicyTextBlock" xbrli:periodType="duration" name="ReverseRecapitalizationPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_NetIncomeLossAttributableToCommonStockholdersBasic" xbrli:periodType="duration" xbrli:balance="credit" name="NetIncomeLossAttributableToCommonStockholdersBasic" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ForeignCurrencyTransactionsGainLossBeforeTax" xbrli:periodType="duration" xbrli:balance="credit" name="ForeignCurrencyTransactionsGainLossBeforeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ConversionOfStockStockIssuedForEachShareConverted" xbrli:periodType="duration" name="ConversionOfStockStockIssuedForEachShareConverted" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="nucl_MineralRightsAdditions" xbrli:periodType="duration" xbrli:balance="debit" name="MineralRightsAdditions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NumberOfLodeClaims" xbrli:periodType="duration" name="NumberOfLodeClaims" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_MineralRightsConsiderationPayment" xbrli:periodType="duration" xbrli:balance="credit" name="MineralRightsConsiderationPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralRightsConsiderationPaymentPeriod" xbrli:periodType="duration" name="MineralRightsConsiderationPaymentPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_FishLakeValleyPropertyMember" xbrli:periodType="duration" abstract="true" name="FishLakeValleyPropertyMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PaymentWithinFiveDaysOfEffectiveDateMember" xbrli:periodType="duration" abstract="true" name="PaymentWithinFiveDaysOfEffectiveDateMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PaymentWithinSixMonthsOfEffectiveDateMember" xbrli:periodType="duration" abstract="true" name="PaymentWithinSixMonthsOfEffectiveDateMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PaymentWithinOneYearOfEffectiveDateMember" xbrli:periodType="duration" abstract="true" name="PaymentWithinOneYearOfEffectiveDateMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PaymentOnCompletingInitialPublicOfferingMember" xbrli:periodType="duration" abstract="true" name="PaymentOnCompletingInitialPublicOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PaymentOnOneYearAfterListingDateMember" xbrli:periodType="duration" abstract="true" name="PaymentOnOneYearAfterListingDateMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PaymentOnSecondYearAfterListingDateMember" xbrli:periodType="duration" abstract="true" name="PaymentOnSecondYearAfterListingDateMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_MineralPropertiesImpairments" xbrli:periodType="duration" xbrli:balance="credit" name="MineralPropertiesImpairments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NumberOfMiningClaims" xbrli:periodType="duration" name="NumberOfMiningClaims" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_MineralRightsReimbursementsMade" xbrli:periodType="duration" xbrli:balance="credit" name="MineralRightsReimbursementsMade" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralRightsReimbursementsPayable" xbrli:periodType="instant" xbrli:balance="credit" name="MineralRightsReimbursementsPayable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NumberOfMiningClaimsClosed" xbrli:periodType="duration" name="NumberOfMiningClaimsClosed" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_ObligationToIssueSharesAmount" xbrli:periodType="instant" xbrli:balance="credit" name="ObligationToIssueSharesAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ObligationToIssueSharesPeriodOfService" xbrli:periodType="instant" name="ObligationToIssueSharesPeriodOfService" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_IncomeTaxReconciliationFinancingFeesChargedToEquity" xbrli:periodType="duration" xbrli:balance="credit" name="IncomeTaxReconciliationFinancingFeesChargedToEquity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_IncomeTaxReconciliationChangeInEstimates" xbrli:periodType="duration" xbrli:balance="debit" name="IncomeTaxReconciliationChangeInEstimates" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_DeferredTaxAssetsMineralResources" xbrli:periodType="instant" xbrli:balance="debit" name="DeferredTaxAssetsMineralResources" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_DeferredTaxAssetsShareIssuanceCosts" xbrli:periodType="instant" xbrli:balance="debit" name="DeferredTaxAssetsShareIssuanceCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NetOperatingLossCarryforwardsAbstract" xbrli:periodType="duration" abstract="true" name="NetOperatingLossCarryforwardsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_FederalNetOperatingLossCarryforwardsWithNoExpiration" xbrli:periodType="instant" xbrli:balance="debit" name="FederalNetOperatingLossCarryforwardsWithNoExpiration" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_AccountsPayableAndAccruedLiabilitiesTable" xbrli:periodType="duration" abstract="true" name="AccountsPayableAndAccruedLiabilitiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_AccountsPayableAndAccruedLiabilitiesLineItems" xbrli:periodType="duration" abstract="true" name="AccountsPayableAndAccruedLiabilitiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpensesAbstract" xbrli:periodType="duration" abstract="true" name="ExplorationAndEvaluationExpensesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpensesTable" xbrli:periodType="duration" abstract="true" name="ExplorationAndEvaluationExpensesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpensesLineItems" xbrli:periodType="duration" abstract="true" name="ExplorationAndEvaluationExpensesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpensesTableTextBlock" xbrli:periodType="duration" name="ExplorationAndEvaluationExpensesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_LandCosts" xbrli:periodType="duration" xbrli:balance="debit" name="LandCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_LicencesAndPermitsExpenses" xbrli:periodType="duration" xbrli:balance="debit" name="LicencesAndPermitsExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_OfficeExpenses" xbrli:periodType="duration" xbrli:balance="debit" name="OfficeExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_VehicleAndEquipmentExpenses" xbrli:periodType="duration" xbrli:balance="debit" name="VehicleAndEquipmentExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpenses" xbrli:periodType="duration" xbrli:balance="debit" name="ExplorationAndEvaluationExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_IncreaseDecreaseInPrepaidExpenseAndDeposits" xbrli:periodType="duration" xbrli:balance="credit" name="IncreaseDecreaseInPrepaidExpenseAndDeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_IncreaseDecreaseInEnvironmentalLossContingencies" xbrli:periodType="duration" xbrli:balance="debit" name="IncreaseDecreaseInEnvironmentalLossContingencies" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MoveableEquipmentMember" xbrli:periodType="duration" abstract="true" name="MoveableEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_BasisOfPresentationTable" xbrli:periodType="duration" abstract="true" name="BasisOfPresentationTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_BasisOfPresentationLineItems" xbrli:periodType="duration" abstract="true" name="BasisOfPresentationLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_AccountingPoliciesTable" xbrli:periodType="duration" abstract="true" name="AccountingPoliciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_AccountingPoliciesLineItems" xbrli:periodType="duration" abstract="true" name="AccountingPoliciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_NatureOfOperationsTable" xbrli:periodType="duration" abstract="true" name="NatureOfOperationsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_NatureOfOperationsLineItems" xbrli:periodType="duration" abstract="true" name="NatureOfOperationsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_LimitedLiabilityCompanyConsiderationForTransferOfOwnershipInterest" xbrli:periodType="instant" xbrli:balance="credit" name="LimitedLiabilityCompanyConsiderationForTransferOfOwnershipInterest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NumberOfUnpatentedLodeMiningClaimsHeld" xbrli:periodType="instant" name="NumberOfUnpatentedLodeMiningClaimsHeld" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_NumberOfUnpatentedPlacerMiningClaimsHeld" xbrli:periodType="instant" name="NumberOfUnpatentedPlacerMiningClaimsHeld" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_GeneralAndAdministrativeExpensesTable" xbrli:periodType="duration" abstract="true" name="GeneralAndAdministrativeExpensesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_GeneralAndAdministrativeExpensesLineItems" xbrli:periodType="duration" abstract="true" name="GeneralAndAdministrativeExpensesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_GeneralAndAdministrativeExpensesDisclosureTextBlock" xbrli:periodType="duration" name="GeneralAndAdministrativeExpensesDisclosureTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_OtherNonoperatingIncomeAndExpenseAbstract" xbrli:periodType="duration" abstract="true" name="OtherNonoperatingIncomeAndExpenseAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_OtherNonoperatingIncomeAndExpenseTable" xbrli:periodType="duration" abstract="true" name="OtherNonoperatingIncomeAndExpenseTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_OtherNonoperatingIncomeAndExpenseLineItems" xbrli:periodType="duration" abstract="true" name="OtherNonoperatingIncomeAndExpenseLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_IncomeTaxDisclosureTable" xbrli:periodType="duration" abstract="true" name="IncomeTaxDisclosureTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="nucl_IncomeTaxDisclosureLineItems" xbrli:periodType="duration" abstract="true" name="IncomeTaxDisclosureLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="nucl_ScheduleOfGeneralAndAdministrativeExpenseTableTextBlock" xbrli:periodType="duration" name="ScheduleOfGeneralAndAdministrativeExpenseTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_PropertyOptionAgreementOptionToAcquireMembershipInterestPercentage" xbrli:periodType="instant" name="PropertyOptionAgreementOptionToAcquireMembershipInterestPercentage" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_PropertyOptionAgreementOptionPaymentReceived" xbrli:periodType="duration" xbrli:balance="credit" name="PropertyOptionAgreementOptionPaymentReceived" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_PropertyOptionAgreementInitialOptionPeriod" xbrli:periodType="duration" name="PropertyOptionAgreementInitialOptionPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_PropertyOptionAgreementMaximumNumberOfExtensions" xbrli:periodType="duration" name="PropertyOptionAgreementMaximumNumberOfExtensions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_PropertyOptionAgreementExtensionTerm" xbrli:periodType="duration" name="PropertyOptionAgreementExtensionTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="nucl_PropertyOptionAgreementAdditionalPaymentReceivedUponExerciseOfExtensionRight" xbrli:periodType="duration" xbrli:balance="credit" name="PropertyOptionAgreementAdditionalPaymentReceivedUponExerciseOfExtensionRight" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_PropertyOptionAgreementMaximumMiningOperatingExpensesReimbursableAmount" xbrli:periodType="instant" xbrli:balance="debit" name="PropertyOptionAgreementMaximumMiningOperatingExpensesReimbursableAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MiningOperatingExpenseReimbursementAmount" xbrli:periodType="duration" xbrli:balance="credit" name="MiningOperatingExpenseReimbursementAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpenseReimbursementOfConsultingFees" xbrli:periodType="duration" xbrli:balance="credit" name="ExplorationAndEvaluationExpenseReimbursementOfConsultingFees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpenseReimbursementOfTechnologyExpenses" xbrli:periodType="duration" xbrli:balance="credit" name="ExplorationAndEvaluationExpenseReimbursementOfTechnologyExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpenseReimbursementOfOccupancyExpenses" xbrli:periodType="duration" xbrli:balance="credit" name="ExplorationAndEvaluationExpenseReimbursementOfOccupancyExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpenseReimbursementOfSalaryAndWages" xbrli:periodType="duration" xbrli:balance="credit" name="ExplorationAndEvaluationExpenseReimbursementOfSalaryAndWages" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MitchellRiverGroupAndCaravelMineralsLtdMember" xbrli:periodType="duration" abstract="true" name="MitchellRiverGroupAndCaravelMineralsLtdMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="nucl_PaymentsToRelatedParty" xbrli:periodType="duration" xbrli:balance="credit" name="PaymentsToRelatedParty" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_EffectiveIncomeTaxRateReconciliationPermanentDifferencesAmount" xbrli:periodType="duration" xbrli:balance="debit" name="EffectiveIncomeTaxRateReconciliationPermanentDifferencesAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_DeferredTaxAssetsExplorationExpenditures" xbrli:periodType="instant" xbrli:balance="debit" name="DeferredTaxAssetsExplorationExpenditures" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_DeferredTaxAssetsStartupCosts" xbrli:periodType="instant" xbrli:balance="debit" name="DeferredTaxAssetsStartupCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_NumberOfUnpatentedMiningClaims" xbrli:periodType="duration" name="NumberOfUnpatentedMiningClaims" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="nucl_MiningClaimsRefundReceivableForFeesProvidedUponClaimsDeclaredAsVoid" xbrli:periodType="instant" xbrli:balance="debit" name="MiningClaimsRefundReceivableForFeesProvidedUponClaimsDeclaredAsVoid" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpensesDisclosureTextBlock" xbrli:periodType="duration" name="ExplorationAndEvaluationExpensesDisclosureTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_ScheduleOfChangeInEnvironmentalLossContingenciesTableTextBlock" xbrli:periodType="duration" name="ScheduleOfChangeInEnvironmentalLossContingenciesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="nucl_NetSmelterRoyaltyPercent" xbrli:periodType="duration" name="NetSmelterRoyaltyPercent" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="nucl_MaintenanceFeesOnMiningClaims" xbrli:periodType="duration" xbrli:balance="debit" name="MaintenanceFeesOnMiningClaims" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MineralClaimsFutureAnnualMaintenancePayments" xbrli:periodType="instant" xbrli:balance="credit" name="MineralClaimsFutureAnnualMaintenancePayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_OfficeExpensesForExplorationAndEvaluationExpenses" xbrli:periodType="duration" xbrli:balance="debit" name="OfficeExpensesForExplorationAndEvaluationExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ProceedsFromReimbursementsOfExpenses" xbrli:periodType="duration" xbrli:balance="debit" name="ProceedsFromReimbursementsOfExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ExplorationAndEvaluationExpenseReimbursementOfBankCharges" xbrli:periodType="duration" xbrli:balance="credit" name="ExplorationAndEvaluationExpenseReimbursementOfBankCharges" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_MiningOperatingExpenseReimbursementAmountReceivedTillDate" xbrli:periodType="instant" xbrli:balance="credit" name="MiningOperatingExpenseReimbursementAmountReceivedTillDate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_OfficeExpensesForExplorationAndEvaluationExpense" xbrli:periodType="duration" xbrli:balance="debit" name="OfficeExpensesForExplorationAndEvaluationExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_ProfessionalFee" xbrli:periodType="duration" xbrli:balance="debit" name="ProfessionalFee" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="nucl_PartnersCapitalAccountContribution" xbrli:periodType="duration" xbrli:balance="credit" name="PartnersCapitalAccountContribution" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element name="SaleOfStockDuringNovember302025Member" id="nucl_SaleOfStockDuringNovember302025Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
</xsd:schema>
