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  <xsd:element name="AccountingPoliciesTable" id="spkl_AccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AccountingPolicyLineItems" id="spkl_AccountingPolicyLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IncreaseDecreaseInAccruedExpensesAndOfferingCosts" id="spkl_IncreaseDecreaseInAccruedExpensesAndOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PrivatePlacementWarrantsMember" id="spkl_PrivatePlacementWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="UnitsIssuedDuringPeriodSharesNewIssues" id="spkl_UnitsIssuedDuringPeriodSharesNewIssues" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="ClassOfWarrantOrRightPriceOfWarrantsOrRights" id="spkl_ClassOfWarrantOrRightPriceOfWarrantsOrRights" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="InitialPublicOfferingAbstract" id="spkl_InitialPublicOfferingAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InitialPublicOfferingTextBlock" id="spkl_InitialPublicOfferingTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="InitialPublicOfferingTable" id="spkl_InitialPublicOfferingTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InitialPublicOfferingLineItems" id="spkl_InitialPublicOfferingLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PublicWarrantsMember" id="spkl_PublicWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfSharesIssuedPerUnit" id="spkl_NumberOfSharesIssuedPerUnit" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NumberOfWarrantsInUnit" id="spkl_NumberOfWarrantsInUnit" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PrivatePlacementsAbstract" id="spkl_PrivatePlacementsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PrivatePlacementsTextBlock" id="spkl_PrivatePlacementsTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ConditionForFutureBusinessCombinationNumberOfBusinessesMinimum" id="spkl_ConditionForFutureBusinessCombinationNumberOfBusinessesMinimum" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SaleOfStockOfferingCosts" id="spkl_SaleOfStockOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SaleOfStockDeferredUnderwritingFee" id="spkl_SaleOfStockDeferredUnderwritingFee" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SaleOfStockOtherCosts" id="spkl_SaleOfStockOtherCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ThresholdMinimumAggregateFairMarketValueAsPercentageOfNetAssetsHeldInTrustAccount" id="spkl_ThresholdMinimumAggregateFairMarketValueAsPercentageOfNetAssetsHeldInTrustAccount" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ThresholdPercentageOfOutstandingVotingSecuritiesOfTargetToBeAcquiredByPostTransactionCompanyToCompleteBusinessCombinations" id="spkl_ThresholdPercentageOfOutstandingVotingSecuritiesOfTargetToBeAcquiredByPostTransactionCompanyToCompleteBusinessCombinations" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MinimumNetTangibleAssetsUponConsummationOfBusinessCombination" id="spkl_MinimumNetTangibleAssetsUponConsummationOfBusinessCombination" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ThresholdPercentageOfPublicSharesSubjectToRedemptionWithoutCompanyPriorWrittenConsent" id="spkl_ThresholdPercentageOfPublicSharesSubjectToRedemptionWithoutCompanyPriorWrittenConsent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination" id="spkl_PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MaximumNetInterestToPayDissolutionExpenses" id="spkl_MaximumNetInterestToPayDissolutionExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CertainOfficersAndDirectorsMember" id="spkl_CertainOfficersAndDirectorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfSharesTransferred" id="spkl_NumberOfSharesTransferred" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfSharesNotSubjectedToForfeiture" id="spkl_NumberOfSharesNotSubjectedToForfeiture" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfSharesForfeited" id="spkl_NumberOfSharesForfeited" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfSharesSubjectToForfeiture" id="spkl_NumberOfSharesSubjectToForfeiture" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="WarrantsAndRightsNoteDisclosureTextBlock" id="spkl_WarrantsAndRightsNoteDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AfterCompletionOfBusinessCombinationMember" id="spkl_AfterCompletionOfBusinessCombinationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FromClosingOfProposedPublicOfferingMember" id="spkl_FromClosingOfProposedPublicOfferingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AfterCompletionOfBusinessCombinationOrEarlierUponRedemptionOrLiquidationMember" id="spkl_AfterCompletionOfBusinessCombinationOrEarlierUponRedemptionOrLiquidationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="WarrantsIssuedUponSeparationOfUnitsFractional" id="spkl_WarrantsIssuedUponSeparationOfUnitsFractional" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="WarrantExercisableCashOrCashless" id="spkl_WarrantExercisableCashOrCashless" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfBusinessDaysAfterClosingOfBusinessCombination" id="spkl_NumberOfBusinessDaysAfterClosingOfBusinessCombination" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfBusinessDaysFollowingBusinessCombinationToHaveDeclaredEffective" id="spkl_NumberOfBusinessDaysFollowingBusinessCombinationToHaveDeclaredEffective" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="TermOfWrittenNoticeOfWarrantRedemption" id="spkl_TermOfWrittenNoticeOfWarrantRedemption" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="WarrantRedemptionTermToEachWarrantHolder" id="spkl_WarrantRedemptionTermToEachWarrantHolder" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NumberOfTradingDays" id="spkl_NumberOfTradingDays" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="TradingDayPeriodCompanySendsNoticeOfRedemptionToWarrantHolders" id="spkl_TradingDayPeriodCompanySendsNoticeOfRedemptionToWarrantHolders" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PercentageOfTotalEquityProceeds" id="spkl_PercentageOfTotalEquityProceeds" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="MarketValuePerShare" id="spkl_MarketValuePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PercentageOfMarketValueAndNewlyIssuedPrice" id="spkl_PercentageOfMarketValueAndNewlyIssuedPrice" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="RedemptionTriggerPricePerShare" id="spkl_RedemptionTriggerPricePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PercentageOfMarketValueAndNewlyIssuedPriceOnAdjustedRedemptionTriggerPrice" id="spkl_PercentageOfMarketValueAndNewlyIssuedPriceOnAdjustedRedemptionTriggerPrice" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="UnsecuredPromissoryNotesMember" id="spkl_UnsecuredPromissoryNotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="WorkingCapitalLoansMember" id="spkl_WorkingCapitalLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="GrantedUnderwritersOptionTerm" id="spkl_GrantedUnderwritersOptionTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="UnderwritingCashDiscountPerUnit" id="spkl_UnderwritingCashDiscountPerUnit" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="UnderwritersDeferredFeePerUnit" id="spkl_UnderwritersDeferredFeePerUnit" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SponsorMember" id="spkl_SponsorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ForwardPurchaseAgreementMember" id="spkl_ForwardPurchaseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CompletionOfInitialBusinessCombination" id="spkl_CompletionOfInitialBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ThresholdNumberOfTradingDaysForStockPriceTrigger" id="spkl_ThresholdNumberOfTradingDaysForStockPriceTrigger" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ThresholdNumberOfConsecutiveTradingDaysForStockPriceTrigger" id="spkl_ThresholdNumberOfConsecutiveTradingDaysForStockPriceTrigger" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NonRedeemableCommonStockMember" id="spkl_NonRedeemableCommonStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RedeemableCommonStockMember" id="spkl_RedeemableCommonStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OrdinarySharesIssuableUponConversionAsConvertedBasisPercentage" id="spkl_OrdinarySharesIssuableUponConversionAsConvertedBasisPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PublicShareholdersMember" id="spkl_PublicShareholdersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="WorkingCapitalDeficit" id="spkl_WorkingCapitalDeficit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="CommonClassSubjectToRedemptionMember" id="spkl_CommonClassSubjectToRedemptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CommonClassNotSubjectToRedemptionMember" id="spkl_CommonClassNotSubjectToRedemptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SingleReportableSegmentMember" id="spkl_SingleReportableSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="WorkingCapitalWarrantsMember" id="spkl_WorkingCapitalWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RemeasurementOfOrdinarySharesToRedemptionAmount" id="spkl_RemeasurementOfOrdinarySharesToRedemptionAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NotesAdvanceAmountCurrent" id="spkl_NotesAdvanceAmountCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="UnsecuredPromissorySecondNoteMember" id="spkl_UnsecuredPromissorySecondNoteMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DecreaseInSpacTrustAccountAmount" id="spkl_DecreaseInSpacTrustAccountAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SpacTrustAccountOutstanding" id="spkl_SpacTrustAccountOutstanding" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DebtForgivenessAmount" id="spkl_DebtForgivenessAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="StockReclassifiedDuringPeriodSharesConversionFromOneClassToOther" id="spkl_StockReclassifiedDuringPeriodSharesConversionFromOneClassToOther" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="StockReclassifiedDuringPeriodValueConversionFromOneClassToOther" id="spkl_StockReclassifiedDuringPeriodValueConversionFromOneClassToOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ProceedsFromCashWithdrawnFromTrustAccount" id="spkl_ProceedsFromCashWithdrawnFromTrustAccount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PaymentForDepositsIntoTrustAccount" id="spkl_PaymentForDepositsIntoTrustAccount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DepositPerShareIntoTrustAccount" id="spkl_DepositPerShareIntoTrustAccount" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MaximumMonthlyDepositIntoTrustAccount" id="spkl_MaximumMonthlyDepositIntoTrustAccount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="MaximumAggregateDepositIntoTrustAccount" id="spkl_MaximumAggregateDepositIntoTrustAccount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ClassaCommonStockSubjectToRedemptionMember" id="spkl_ClassaCommonStockSubjectToRedemptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ClassaCommonStockNotSubjectToRedemptionMember" id="spkl_ClassaCommonStockNotSubjectToRedemptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ClassbToClassaShareConversionPolicyPolicyTextBlock" id="spkl_ClassbToClassaShareConversionPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="FounderShareMember" id="spkl_FounderShareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TemporaryEquitySharesRedeemed" id="spkl_TemporaryEquitySharesRedeemed" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TemporaryEquityRedemptionAmount" id="spkl_TemporaryEquityRedemptionAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SharesPerStockConverted" id="spkl_SharesPerStockConverted" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NewZincfiveCommonStockMember" id="spkl_NewZincfiveCommonStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CaymanPurchaserWarrantMember" id="spkl_CaymanPurchaserWarrantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NewZincfiveWarrantMember" id="spkl_NewZincfiveWarrantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfSharesPerUnit" id="spkl_NumberOfSharesPerUnit" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NumberOfWarrantsPerUnit" id="spkl_NumberOfWarrantsPerUnit" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MinimumPeriodRequiredBetweenDomesticationAndClosingOfBusinessCombination" id="spkl_MinimumPeriodRequiredBetweenDomesticationAndClosingOfBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RestrictionOnTransferSellOrAssignSharesStockPriceTrigger" id="spkl_RestrictionOnTransferSellOrAssignSharesStockPriceTrigger" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RestrictionOnTransferSellOrAssignSharesStockPriceTriggerThresholdTradingDays" id="spkl_RestrictionOnTransferSellOrAssignSharesStockPriceTriggerThresholdTradingDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RestrictionOnTransferSellOrAssignSharesStockPriceTriggerThresholdConsecutiveTradingDays" id="spkl_RestrictionOnTransferSellOrAssignSharesStockPriceTriggerThresholdConsecutiveTradingDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RestrictionOnTransferSellOrAssignSharesMandatoryHoldingPeriod" id="spkl_RestrictionOnTransferSellOrAssignSharesMandatoryHoldingPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RestrictionOnTransferSellOrAssignSharesNumberOfSharesRestricted" id="spkl_RestrictionOnTransferSellOrAssignSharesNumberOfSharesRestricted" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SponsorAgreementMember" id="spkl_SponsorAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InsidersMember" id="spkl_InsidersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DebtInstrumentConvertibleMaximumAmount" id="spkl_DebtInstrumentConvertibleMaximumAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ShareForfeitureNumberOfShares" id="spkl_ShareForfeitureNumberOfShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="BridgeInvestorsMember" id="spkl_BridgeInvestorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ConversionOfDebtPercentageOfWarrantsIssuableAgreedToBeForfeited" id="spkl_ConversionOfDebtPercentageOfWarrantsIssuableAgreedToBeForfeited" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="SharesSurrenderRequirementThresholdForwardPurchaseCommitment" id="spkl_SharesSurrenderRequirementThresholdForwardPurchaseCommitment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NewZincfiveSeriesPreferredStockMember" id="spkl_NewZincfiveSeriesPreferredStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PreferredStockSharesAgreedToBeIssued" id="spkl_PreferredStockSharesAgreedToBeIssued" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PreferredStockParValuePerShare" id="spkl_PreferredStockParValuePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreferredStockSharesAgreedToBeIssuedAggregatePurchasePrice" id="spkl_PreferredStockSharesAgreedToBeIssuedAggregatePurchasePrice" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PreferredStockStatedValuePerShare" id="spkl_PreferredStockStatedValuePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AlyeskaMasterFundL.p.Member" id="spkl_AlyeskaMasterFundL.p.Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ConditionForInvestmentInPreferredStockCommonSharesToBeIssued" id="spkl_ConditionForInvestmentInPreferredStockCommonSharesToBeIssued" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NonconvertibleUnsecuredSecondExtensionPromissoryNoteMember" id="spkl_NonconvertibleUnsecuredSecondExtensionPromissoryNoteMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LegalFeesMember" id="spkl_LegalFeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RelatedPartyOtherThanSponsorMember" id="spkl_RelatedPartyOtherThanSponsorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NonconvertibleUnsecuredThirdExtensionPromissoryNoteMember" id="spkl_NonconvertibleUnsecuredThirdExtensionPromissoryNoteMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
</xsd:schema>
