<?xml version="1.0" encoding="ASCII"?>
<!-- XBRL document created with Praxa -->
<!-- Copyright (c) 2026 Praxa LLC. All Rights Reserved.-->
<!-- Creation Date: 2026-08-12T20:58:22.2894+00:00 -->
<xs:schema targetNamespace="http://metalsacqii.com/20260630" attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:mac="http://metalsacqii.com/20260630" xmlns:us-gaap="http://fasb.org/us-gaap/2026" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:dei="http://xbrl.sec.gov/dei/2026" xmlns:srt="http://fasb.org/srt/2026" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:ecd-sub="http://xbrl.sec.gov/ecd-sub/2026">
  <xs:import namespace="http://fasb.org/us-gaap/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd" />
  <xs:import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd" />
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" />
  <xs:import namespace="http://xbrl.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-2026.xsd" />
  <xs:import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd" />
  <xs:import namespace="http://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd" />
  <xs:import namespace="http://xbrl.org/2020/extensible-enumerations-2.0" schemaLocation="https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd" />
  <xs:import namespace="http://xbrl.sec.gov/ecd-sub/2026" schemaLocation="https://xbrl.sec.gov/ecd/2026/ecd-sub-2026.xsd" />
  <xs:annotation>
    <xs:appinfo>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mac-20260630_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:title="Presentation link" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mac-20260630_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:title="Label link" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mac-20260630_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:title="Definition link" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mac-20260630_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:title="Calculation link" xlink:type="simple" />
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/Cover" id="Cover">
        <link:definition>995300 - Document - Cover</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/CondensedBalanceSheets" id="CondensedBalanceSheets">
        <link:definition>995301 - Statement - Condensed Balance Sheets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/CondensedBalanceSheetsParentheticals" id="CondensedBalanceSheetsParentheticals">
        <link:definition>995302 - Statement - Condensed Balance Sheets (Parentheticals)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/CondensedStatementsofOperationsUnaudited" id="CondensedStatementsofOperationsUnaudited">
        <link:definition>995303 - Statement - Condensed Statements of Operations (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/CondensedStatementsofOperationsUnauditedParentheticals" id="CondensedStatementsofOperationsUnauditedParentheticals">
        <link:definition>995304 - Statement - Condensed Statements of Operations (Unaudited) (Parentheticals)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/CondensedStatementsofChangesinShareholdersDeficitEquityUnaudited" id="CondensedStatementsofChangesinShareholdersDeficitEquityUnaudited">
        <link:definition>995305 - Statement - Condensed Statements of Changes in Shareholders&#8217; (Deficit) Equity (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/CondensedStatementsofChangesinShareholdersDeficitEquityUnauditedParentheticals" id="CondensedStatementsofChangesinShareholdersDeficitEquityUnauditedParentheticals">
        <link:definition>995306 - Statement - Condensed Statements of Changes in Shareholders&#8217; (Deficit) Equity (Unaudited) (Parentheticals)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/CondensedStatementofCashFlowsUnaudited" id="CondensedStatementofCashFlowsUnaudited">
        <link:definition>995307 - Statement - Condensed Statement of Cash Flows (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/DescriptionofOrganizationandBusinessOperations" id="DescriptionofOrganizationandBusinessOperations">
        <link:definition>995308 - Disclosure - Description of Organization and Business Operations</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SummaryofSignificantAccountingPolicies" id="SummaryofSignificantAccountingPolicies">
        <link:definition>995309 - Disclosure - Summary of Significant Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/PublicOffering" id="PublicOffering">
        <link:definition>995310 - Disclosure - Public Offering</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/PrivatePlacement" id="PrivatePlacement">
        <link:definition>995311 - Disclosure - Private Placement</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/RelatedPartyTransactions" id="RelatedPartyTransactions">
        <link:definition>995312 - Disclosure - Related Party Transactions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/Commitments" id="Commitments">
        <link:definition>995313 - Disclosure - Commitments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/ShareholdersDeficit" id="ShareholdersDeficit">
        <link:definition>995314 - Disclosure - Shareholders&#8217; Deficit</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/FairValueMeasurements" id="FairValueMeasurements">
        <link:definition>995315 - Disclosure - Fair Value Measurements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SegmentInformation" id="SegmentInformation">
        <link:definition>995316 - Disclosure - Segment Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SubsequentEvents" id="SubsequentEvents">
        <link:definition>995317 - Disclosure - Subsequent Events</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SummaryofSignificantAccountingPoliciesPolicies" id="SummaryofSignificantAccountingPoliciesPolicies">
        <link:definition>996318 - Disclosure - Summary of Significant Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SummaryofSignificantAccountingPoliciesTables" id="SummaryofSignificantAccountingPoliciesTables">
        <link:definition>996319 - Disclosure - Summary of Significant Accounting Policies (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/FairValueMeasurementsTables" id="FairValueMeasurementsTables">
        <link:definition>996320 - Disclosure - Fair Value Measurements (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SegmentInformationTables" id="SegmentInformationTables">
        <link:definition>996321 - Disclosure - Segment Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/DescriptionofOrganizationandBusinessOperationsDetails" id="DescriptionofOrganizationandBusinessOperationsDetails">
        <link:definition>996322 - Disclosure - Description of Organization and Business Operations (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SummaryofSignificantAccountingPoliciesDetails" id="SummaryofSignificantAccountingPoliciesDetails">
        <link:definition>996323 - Disclosure - Summary of Significant Accounting Policies (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SummaryofSignificantAccountingPoliciesScheduleofClassAOrdinarySharesSubjecttoPossibleRedemptionDetails" id="SummaryofSignificantAccountingPoliciesScheduleofClassAOrdinarySharesSubjecttoPossibleRedemptionDetails">
        <link:definition>996324 - Disclosure - Summary of Significant Accounting Policies - Schedule of Class A Ordinary Shares Subject to Possible Redemption (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SummaryofSignificantAccountingPoliciesScheduleofBasicandDilutedNetIncomePerOrdinaryShareDetails" id="SummaryofSignificantAccountingPoliciesScheduleofBasicandDilutedNetIncomePerOrdinaryShareDetails">
        <link:definition>996325 - Disclosure - Summary of Significant Accounting Policies - Schedule of Basic and Diluted Net Income Per Ordinary Share (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/PublicOfferingDetails" id="PublicOfferingDetails">
        <link:definition>996326 - Disclosure - Public Offering (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/PrivatePlacementDetails" id="PrivatePlacementDetails">
        <link:definition>996327 - Disclosure - Private Placement (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/RelatedPartyTransactionsDetails" id="RelatedPartyTransactionsDetails">
        <link:definition>996328 - Disclosure - Related Party Transactions (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/CommitmentsDetails" id="CommitmentsDetails">
        <link:definition>996329 - Disclosure - Commitments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/ShareholdersDeficitDetails" id="ShareholdersDeficitDetails">
        <link:definition>996330 - Disclosure - Shareholders&#8217; Deficit (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/FairValueMeasurementsDetails" id="FairValueMeasurementsDetails">
        <link:definition>996331 - Disclosure - Fair Value Measurements (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/FairValueMeasurementsScheduleofGainsandFairValueofHeldtoMaturitySecuritiesDetails" id="FairValueMeasurementsScheduleofGainsandFairValueofHeldtoMaturitySecuritiesDetails">
        <link:definition>996332 - Disclosure - Fair Value Measurements - Schedule of Gains and Fair Value of Held-to-Maturity Securities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/FairValueMeasurementsScheduleofAssumptionsUsedintheLevel3ValuationofthePublicWarrantsDetails" id="FairValueMeasurementsScheduleofAssumptionsUsedintheLevel3ValuationofthePublicWarrantsDetails">
        <link:definition>996333 - Disclosure - Fair Value Measurements - Schedule of  Assumptions Used in the Level 3 Valuation of the Public Warrants (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SegmentInformationDetails" id="SegmentInformationDetails">
        <link:definition>996334 - Disclosure - Segment Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://metalsacqii.com/20260630/role/SegmentInformationScheduleofMeasureofSegmentAssetsDetails" id="SegmentInformationScheduleofMeasureofSegmentAssetsDetails">
        <link:definition>996335 - Disclosure - Segment Information - Schedule of Measure of Segment Assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xs:appinfo>
  </xs:annotation>
  <xs:element id="mac_AccruedOfferingCosts" name="AccruedOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_DeferredUnderwritingFee" name="DeferredUnderwritingFee" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_ShortTermPrepaidInsurance" name="ShortTermPrepaidInsurance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="mac_WarrantsEachWholeWarrantExercisableForOneClassAOrdinaryShareAtAnExercisePriceOf1150PerShareMember" name="WarrantsEachWholeWarrantExercisableForOneClassAOrdinaryShareAtAnExercisePriceOf1150PerShareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_DeferredLegalFee" name="DeferredLegalFee" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_ClassAOrdinarySharesParValue00001PerShareMember" name="ClassAOrdinarySharesParValue00001PerShareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_UnitsEachConsistingOfOneClassAOrdinaryShareAndOnethirdOfOneRedeemableWarrantMember" name="UnitsEachConsistingOfOneClassAOrdinaryShareAndOnethirdOfOneRedeemableWarrantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_ProceedsFromSaleOfUnitsNetOfUnderwritingDiscountsPaid" name="ProceedsFromSaleOfUnitsNetOfUnderwritingDiscountsPaid" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="mac_PaymentOfOperatingCostsThroughPromissoryNote" name="PaymentOfOperatingCostsThroughPromissoryNote" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_OfferingCostsPaidThroughPromissoryNoteRelatedParty" name="OfferingCostsPaidThroughPromissoryNoteRelatedParty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_OfferingCostsIncludedInAccruedOfferingCostsAndAccountsPayable" name="OfferingCostsIncludedInAccruedOfferingCostsAndAccountsPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_OfferingCostsAppliedToPrepaidServices" name="OfferingCostsAppliedToPrepaidServices" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_IncreaseDecreaseInShortTermPrepaidInsurance" name="IncreaseDecreaseInShortTermPrepaidInsurance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_IncreaseDecreaseInLongTermPrepaidInsurance" name="IncreaseDecreaseInLongTermPrepaidInsurance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_DeferredUnderwritingFeePayable" name="DeferredUnderwritingFeePayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_NonRedeemableClassBOrdinarySharesMember" name="NonRedeemableClassBOrdinarySharesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_RedeemableClassAOrdinarySharesMember" name="RedeemableClassAOrdinarySharesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_DisclosureOfPrivatePlacementTextBlock" name="DisclosureOfPrivatePlacementTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_FounderSharesMember" name="FounderSharesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_PrivatePlacementWarrantsMember" name="PrivatePlacementWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_ScheduleOfBasicAndDilutedNetLossPerOrdinaryShareAbstract" name="ScheduleOfBasicAndDilutedNetLossPerOrdinaryShareAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_StockIssuedDuringThePeriodSharesNoLongerSubjectToForfeiture" name="StockIssuedDuringThePeriodSharesNoLongerSubjectToForfeiture" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_MaturityPeriodForGovernmentTreasuryObligation" name="MaturityPeriodForGovernmentTreasuryObligation" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_SummaryOfSignificantAccountingPoliciesScheduleOfBasicAndDilutedNetIncomePerOrdinaryShareTable" name="SummaryOfSignificantAccountingPoliciesScheduleOfBasicAndDilutedNetIncomePerOrdinaryShareTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_UnitsIssuedDuringPeriodSharesNewIssues" name="UnitsIssuedDuringPeriodSharesNewIssues" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_WorkingCapitalSurplus" name="WorkingCapitalSurplus" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="mac_SignificantAccountingPoliciesTable" name="SignificantAccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_PromissoryNoteRelatedPartyMember" name="PromissoryNoteRelatedPartyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_RelatedPartyTransactionExpensesFromTransactionsWithRelatedPartyPerMonth" name="RelatedPartyTransactionExpensesFromTransactionsWithRelatedPartyPerMonth" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="mac_PercentageOfGrossProceeds" name="PercentageOfGrossProceeds" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_PercentageOfDeferredUnderwritingDiscount" name="PercentageOfDeferredUnderwritingDiscount" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_CashUnderwritingDiscount" name="CashUnderwritingDiscount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_CommitmentsTable" name="CommitmentsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_PeriodAfterClosingOfInitialBusinessCombinationToFileResaleShelfRegistrationStatement" name="PeriodAfterClosingOfInitialBusinessCombinationToFileResaleShelfRegistrationStatement" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_NumberOfOrdinaryShares" name="NumberOfOrdinaryShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_UnderwritingAgreementMember" name="UnderwritingAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_UnitsIssuedDuringPeriodSharesNewIssue" name="UnitsIssuedDuringPeriodSharesNewIssue" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_CohenMember" name="CohenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_JettCapitalAdvisorsMember" name="JettCapitalAdvisorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_SternshipAdvisersMember" name="SternshipAdvisersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_PercentageOfIssued" name="PercentageOfIssued" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_PercentageOfOutstanding" name="PercentageOfOutstanding" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_PublicWarrantMember" name="PublicWarrantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_PurchasePricePerUnit" name="PurchasePricePerUnit" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_PublicWarrantsMember" name="PublicWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_ShareholdersDeficitTable" name="ShareholdersDeficitTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_ImpliedMarketAdjustmentMember" name="ImpliedMarketAdjustmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_ScheduleOfValuationOfPublicWarrantAbstract" name="ScheduleOfValuationOfPublicWarrantAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_SharesSubjectToForfeiture" name="SharesSubjectToForfeiture" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xs:element id="mac_SharesNoLongerSubjectToForfeiture" name="SharesNoLongerSubjectToForfeiture" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xs:element id="mac_IncreaseDecreaseInDeferredLegalFee" name="IncreaseDecreaseInDeferredLegalFee" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_InitialPublicOfferingTextBlock" name="InitialPublicOfferingTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_ScheduleOfMeasureOfSegmentAssetsTextBlock" name="ScheduleOfMeasureOfSegmentAssetsTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_EmergingGrowthCompanyPolicyTextBlock" name="EmergingGrowthCompanyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_WarrantsPolicyTextBlock" name="WarrantsPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_PercentageOfFairMarketValue" name="PercentageOfFairMarketValue" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_PercentageOfPublicShares" name="PercentageOfPublicShares" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_PostTransactionCompanyMember" name="PostTransactionCompanyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_ProceedsFromIssuanceInitialPublicOfferingNet" name="ProceedsFromIssuanceInitialPublicOfferingNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="mac_PublicSharesMember" name="PublicSharesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_SponsorMember" name="SponsorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_SternshipAdvisersPtyLtdMember" name="SternshipAdvisersPtyLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_TransactionCosts" name="TransactionCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="mac_DeferredUnderwritingFees" name="DeferredUnderwritingFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="mac_MACPartnersLLCMember" name="MACPartnersLLCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_NumberOfSharesIssuedPerUnit" name="NumberOfSharesIssuedPerUnit" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xs:element id="mac_OtherOfferingCosts" name="OtherOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="mac_ClassAOrdinarySharesSubjectToPossibleRedemptionMember" name="ClassAOrdinarySharesSubjectToPossibleRedemptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_LessAbstract" name="LessAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_PlusAbstract" name="PlusAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_ProceedsAllocatedToPublicRights" name="ProceedsAllocatedToPublicRights" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="mac_ScheduleOfClassAOrdinarySharesSubjectToPossibleRedemptionAbstract" name="ScheduleOfClassAOrdinarySharesSubjectToPossibleRedemptionAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_PeriodToFileRegistrationStatementAfterInitialBusinessCombination" name="PeriodToFileRegistrationStatementAfterInitialBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_NoticePeriodToRedeemWarrants" name="NoticePeriodToRedeemWarrants" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_PercentageOfTotalEquityProceeds" name="PercentageOfTotalEquityProceeds" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_WarrantExercisePriceAdjustmentTrigger" name="WarrantExercisePriceAdjustmentTrigger" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_TransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombinationStockPriceTrigger" name="TransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombinationStockPriceTrigger" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsStockPriceTrigger" name="ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsStockPriceTrigger" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_RedeemablePublicWarrant" name="RedeemablePublicWarrant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_AdministrativeServicesAgreementMember" name="AdministrativeServicesAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_RelatedPartyLoansMember" name="RelatedPartyLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="mac_PeriodOfUnderwritersOfOption" name="PeriodOfUnderwritersOfOption" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays" name="ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_ExercisableAfterTheCompletionOfTheInitialBusinessCombination" name="ExercisableAfterTheCompletionOfTheInitialBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_BusinessCombinationRedemptionOfPublicShares" name="BusinessCombinationRedemptionOfPublicShares" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_ThresholdPeriodAfterBusinessCombinationInWhichSpecifiedTradingDaysWithinAnySpecifiedTradingDayPeriodCommences" name="ThresholdPeriodAfterBusinessCombinationInWhichSpecifiedTradingDaysWithinAnySpecifiedTradingDayPeriodCommences" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="mac_TransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombinationThresholdConsecutiveTradingDays" name="TransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombinationThresholdConsecutiveTradingDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
</xs:schema>
