<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:8a62215f-317d-44f5-a477-c6a52f0bf90a,g:1248d2da-8f4a-4a50-810d-4c0dd59b63c2-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:mara="http://marathondh.com/20260331" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://marathondh.com/20260331">
  <xs:import namespace="http://fasb.org/srt/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd"/>
  <xs:import namespace="http://fasb.org/us-gaap/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.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://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.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://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/ecd/2025" schemaLocation="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd"/>
  <xs:annotation>
    <xs:appinfo>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mara-20260331_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mara-20260331_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mara-20260331_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mara-20260331_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
      <link:roleType id="COVER" roleURI="http://marathondh.com/role/COVER">
        <link:definition>0000001 - 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 id="CONDENSEDCONSOLIDATEDBALANCESHEETS" roleURI="http://marathondh.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS">
        <link:definition>9952151 - Statement - CONDENSED CONSOLIDATED 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 id="CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" roleURI="http://marathondh.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical">
        <link:definition>9952152 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" roleURI="http://marathondh.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS">
        <link:definition>9952153 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF 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 id="CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSS" roleURI="http://marathondh.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSS">
        <link:definition>9952154 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONDENSEDCONSOLIDATEDSTATEMENTSOFEQUITY" roleURI="http://marathondh.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFEQUITY">
        <link:definition>9952155 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF EQUITY</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" roleURI="http://marathondh.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS">
        <link:definition>9952156 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CONSOLIDATEDSTATEMENTSOFEQUITYParenthetical" roleURI="http://marathondh.com/role/CONSOLIDATEDSTATEMENTSOFEQUITYParenthetical">
        <link:definition>9952157 - Statement - CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ORGANIZATIONANDDESCRIPTIONOFBUSINESS" roleURI="http://marathondh.com/role/ORGANIZATIONANDDESCRIPTIONOFBUSINESS">
        <link:definition>9952158 - Disclosure - ORGANIZATION AND DESCRIPTION OF BUSINESS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" roleURI="http://marathondh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES">
        <link:definition>9952159 - 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 id="ACQUISITIONSANDSTRATEGICPARTNERSHIPS" roleURI="http://marathondh.com/role/ACQUISITIONSANDSTRATEGICPARTNERSHIPS">
        <link:definition>9952160 - Disclosure - ACQUISITIONS AND STRATEGIC PARTNERSHIPS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="REVENUES" roleURI="http://marathondh.com/role/REVENUES">
        <link:definition>9952161 - Disclosure - REVENUES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DIGITALASSETS" roleURI="http://marathondh.com/role/DIGITALASSETS">
        <link:definition>9952162 - Disclosure - DIGITAL ASSETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PROPERTYANDEQUIPMENT" roleURI="http://marathondh.com/role/PROPERTYANDEQUIPMENT">
        <link:definition>9952163 - Disclosure - PROPERTY AND EQUIPMENT</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="INVESTMENTS" roleURI="http://marathondh.com/role/INVESTMENTS">
        <link:definition>9952164 - Disclosure - INVESTMENTS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GOODWILLANDINTANGIBLEASSETS" roleURI="http://marathondh.com/role/GOODWILLANDINTANGIBLEASSETS">
        <link:definition>9952165 - Disclosure - GOODWILL AND INTANGIBLE ASSETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FAIRVALUEMEASUREMENT" roleURI="http://marathondh.com/role/FAIRVALUEMEASUREMENT">
        <link:definition>9952166 - Disclosure - FAIR VALUE MEASUREMENT</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NETLOSSPERSHARE" roleURI="http://marathondh.com/role/NETLOSSPERSHARE">
        <link:definition>9952167 - Disclosure - NET LOSS PER SHARE</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="STOCKHOLDERSEQUITY" roleURI="http://marathondh.com/role/STOCKHOLDERSEQUITY">
        <link:definition>9952168 - Disclosure - STOCKHOLDERS&#8217; EQUITY</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="STOCKBASEDCOMPENSATION" roleURI="http://marathondh.com/role/STOCKBASEDCOMPENSATION">
        <link:definition>9952169 - Disclosure - STOCK-BASED COMPENSATION</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DEBT" roleURI="http://marathondh.com/role/DEBT">
        <link:definition>9952170 - Disclosure - DEBT</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LEASES" roleURI="http://marathondh.com/role/LEASES">
        <link:definition>9952171 - Disclosure - LEASES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="COMMITMENTSANDCONTINGENCIES" roleURI="http://marathondh.com/role/COMMITMENTSANDCONTINGENCIES">
        <link:definition>9952172 - Disclosure - COMMITMENTS AND CONTINGENCIES</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RELATEDPARTYTRANSACTIONS" roleURI="http://marathondh.com/role/RELATEDPARTYTRANSACTIONS">
        <link:definition>9952173 - 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 id="SUPPLEMENTALCONDENSEDCONSOLIDATEDFINANCIALINFORMATION" roleURI="http://marathondh.com/role/SUPPLEMENTALCONDENSEDCONSOLIDATEDFINANCIALINFORMATION">
        <link:definition>9952174 - Disclosure - SUPPLEMENTAL CONDENSED CONSOLIDATED FINANCIAL 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 id="SUBSEQUENTEVENTS" roleURI="http://marathondh.com/role/SUBSEQUENTEVENTS">
        <link:definition>9952175 - 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 id="SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" roleURI="http://marathondh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies">
        <link:definition>9955511 - 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 id="SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables" roleURI="http://marathondh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables">
        <link:definition>9955512 - 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 id="ACQUISITIONSANDSTRATEGICPARTNERSHIPSTables" roleURI="http://marathondh.com/role/ACQUISITIONSANDSTRATEGICPARTNERSHIPSTables">
        <link:definition>9955513 - Disclosure - ACQUISITIONS AND STRATEGIC PARTNERSHIPS (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 id="REVENUESTables" roleURI="http://marathondh.com/role/REVENUESTables">
        <link:definition>9955514 - Disclosure - REVENUES (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 id="DIGITALASSETSTables" roleURI="http://marathondh.com/role/DIGITALASSETSTables">
        <link:definition>9955515 - Disclosure - DIGITAL ASSETS (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 id="PROPERTYANDEQUIPMENTTables" roleURI="http://marathondh.com/role/PROPERTYANDEQUIPMENTTables">
        <link:definition>9955516 - Disclosure - PROPERTY AND EQUIPMENT (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 id="INVESTMENTSTables" roleURI="http://marathondh.com/role/INVESTMENTSTables">
        <link:definition>9955517 - Disclosure - INVESTMENTS (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 id="GOODWILLANDINTANGIBLEASSETSTables" roleURI="http://marathondh.com/role/GOODWILLANDINTANGIBLEASSETSTables">
        <link:definition>9955518 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (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 id="FAIRVALUEMEASUREMENTTables" roleURI="http://marathondh.com/role/FAIRVALUEMEASUREMENTTables">
        <link:definition>9955519 - Disclosure - FAIR VALUE MEASUREMENT (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 id="NETLOSSPERSHARETables" roleURI="http://marathondh.com/role/NETLOSSPERSHARETables">
        <link:definition>9955520 - Disclosure - NET LOSS PER SHARE (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 id="STOCKBASEDCOMPENSATIONTables" roleURI="http://marathondh.com/role/STOCKBASEDCOMPENSATIONTables">
        <link:definition>9955521 - Disclosure - STOCK-BASED COMPENSATION (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 id="DEBTTables" roleURI="http://marathondh.com/role/DEBTTables">
        <link:definition>9955522 - Disclosure - DEBT (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 id="LEASESTables" roleURI="http://marathondh.com/role/LEASESTables">
        <link:definition>9955523 - Disclosure - LEASES (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 id="SUPPLEMENTALCONDENSEDCONSOLIDATEDFINANCIALINFORMATIONTables" roleURI="http://marathondh.com/role/SUPPLEMENTALCONDENSEDCONSOLIDATEDFINANCIALINFORMATIONTables">
        <link:definition>9955524 - Disclosure - SUPPLEMENTAL CONDENSED CONSOLIDATED FINANCIAL 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 id="ORGANIZATIONANDDESCRIPTIONOFBUSINESSDetails" roleURI="http://marathondh.com/role/ORGANIZATIONANDDESCRIPTIONOFBUSINESSDetails">
        <link:definition>9955525 - Disclosure - ORGANIZATION AND DESCRIPTION OF BUSINESS (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 id="SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESNarrativeDetails" roleURI="http://marathondh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESNarrativeDetails">
        <link:definition>9955526 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (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 id="SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofChangesinFairValueoftheDerivativeInstrumentDetails" roleURI="http://marathondh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofChangesinFairValueoftheDerivativeInstrumentDetails">
        <link:definition>9955527 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Changes in Fair Value of the Derivative Instrument (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 id="SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofChangesinRedeemableNoncontrollingInterestDetails" roleURI="http://marathondh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofChangesinRedeemableNoncontrollingInterestDetails">
        <link:definition>9955528 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Changes in Redeemable Noncontrolling Interest (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 id="ACQUISITIONSANDSTRATEGICPARTNERSHIPSNarrativeDetails" roleURI="http://marathondh.com/role/ACQUISITIONSANDSTRATEGICPARTNERSHIPSNarrativeDetails">
        <link:definition>9955529 - Disclosure - ACQUISITIONS AND STRATEGIC PARTNERSHIPS - Narrative (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 id="ACQUISITIONSANDSTRATEGICPARTNERSHIPSScheduleofAllocationofPurchasePriceDetails" roleURI="http://marathondh.com/role/ACQUISITIONSANDSTRATEGICPARTNERSHIPSScheduleofAllocationofPurchasePriceDetails">
        <link:definition>9955530 - Disclosure - ACQUISITIONS AND STRATEGIC PARTNERSHIPS - Schedule of Allocation of Purchase Price (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 id="ACQUISITIONSANDSTRATEGICPARTNERSHIPSScheduleofPurchasePriceAllocationandWeightedAverageRemainingUsefulLivesForIdentifiedIntangibleAssetsAcquiredDetails" roleURI="http://marathondh.com/role/ACQUISITIONSANDSTRATEGICPARTNERSHIPSScheduleofPurchasePriceAllocationandWeightedAverageRemainingUsefulLivesForIdentifiedIntangibleAssetsAcquiredDetails">
        <link:definition>9955531 - Disclosure - ACQUISITIONS AND STRATEGIC PARTNERSHIPS - Schedule of Purchase Price Allocation and Weighted Average Remaining Useful Lives For Identified Intangible Assets Acquired (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 id="REVENUESScheduleofDisaggregationofRevenueDetails" roleURI="http://marathondh.com/role/REVENUESScheduleofDisaggregationofRevenueDetails">
        <link:definition>9955532 - Disclosure - REVENUES - Schedule of Disaggregation of Revenue (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 id="REVENUESNarrativeDetails" roleURI="http://marathondh.com/role/REVENUESNarrativeDetails">
        <link:definition>9955533 - Disclosure - REVENUES - Narrative (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 id="DIGITALASSETSScheduleofDigitalAssetsDetails" roleURI="http://marathondh.com/role/DIGITALASSETSScheduleofDigitalAssetsDetails">
        <link:definition>9955534 - Disclosure - DIGITAL ASSETS - Schedule of Digital Assets (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 id="DIGITALASSETSNarrativeDetails" roleURI="http://marathondh.com/role/DIGITALASSETSNarrativeDetails">
        <link:definition>9955535 - Disclosure - DIGITAL ASSETS - Narrative (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 id="DIGITALASSETSScheduleofDigitalAssetsReceivableNetDetails" roleURI="http://marathondh.com/role/DIGITALASSETSScheduleofDigitalAssetsReceivableNetDetails">
        <link:definition>9955536 - Disclosure - DIGITAL ASSETS - Schedule of Digital Assets Receivable, Net (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 id="PROPERTYANDEQUIPMENTScheduleofComponentsofPropertyandEquipmentDetails" roleURI="http://marathondh.com/role/PROPERTYANDEQUIPMENTScheduleofComponentsofPropertyandEquipmentDetails">
        <link:definition>9955537 - Disclosure - PROPERTY AND EQUIPMENT - Schedule of Components of Property and Equipment (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 id="PROPERTYANDEQUIPMENTNarrativeDetails" roleURI="http://marathondh.com/role/PROPERTYANDEQUIPMENTNarrativeDetails">
        <link:definition>9955538 - Disclosure - PROPERTY AND EQUIPMENT - Narrative (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 id="INVESTMENTSScheduleofComponentsofInvestmentsDetails" roleURI="http://marathondh.com/role/INVESTMENTSScheduleofComponentsofInvestmentsDetails">
        <link:definition>9955539 - Disclosure - INVESTMENTS - Schedule of Components of Investments (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 id="INVESTMENTSNarrativeDetails" roleURI="http://marathondh.com/role/INVESTMENTSNarrativeDetails">
        <link:definition>9955540 - Disclosure - INVESTMENTS - Narrative (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 id="GOODWILLANDINTANGIBLEASSETSScheduleofComponentsofGoodwillDetails" roleURI="http://marathondh.com/role/GOODWILLANDINTANGIBLEASSETSScheduleofComponentsofGoodwillDetails">
        <link:definition>9955541 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Components of Goodwill (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 id="GOODWILLANDINTANGIBLEASSETSScheduleofIntangibleAssetsDetails" roleURI="http://marathondh.com/role/GOODWILLANDINTANGIBLEASSETSScheduleofIntangibleAssetsDetails">
        <link:definition>9955542 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Intangible Assets (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 id="GOODWILLANDINTANGIBLEASSETSNarrativeDetails" roleURI="http://marathondh.com/role/GOODWILLANDINTANGIBLEASSETSNarrativeDetails">
        <link:definition>9955543 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Narrative (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 id="GOODWILLANDINTANGIBLEASSETSScheduleofEstimatedFutureAmortizationofFiniteLivedIntangibleAssetsDetails" roleURI="http://marathondh.com/role/GOODWILLANDINTANGIBLEASSETSScheduleofEstimatedFutureAmortizationofFiniteLivedIntangibleAssetsDetails">
        <link:definition>9955544 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Estimated Future Amortization of Finite-Lived Intangible Assets (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 id="FAIRVALUEMEASUREMENTScheduleofAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails" roleURI="http://marathondh.com/role/FAIRVALUEMEASUREMENTScheduleofAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails">
        <link:definition>9955545 - Disclosure - FAIR VALUE MEASUREMENT - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (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 id="FAIRVALUEMEASUREMENTScheduleofLiabilitiesNotMeasuredAtFairValueDetails" roleURI="http://marathondh.com/role/FAIRVALUEMEASUREMENTScheduleofLiabilitiesNotMeasuredAtFairValueDetails">
        <link:definition>9955546 - Disclosure - FAIR VALUE MEASUREMENT - Schedule of Liabilities Not Measured At Fair Value (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 id="NETLOSSPERSHAREScheduleofAntidilutiveSecuritiesExcludedfromComputationofDilutedIncomePerShareDetails" roleURI="http://marathondh.com/role/NETLOSSPERSHAREScheduleofAntidilutiveSecuritiesExcludedfromComputationofDilutedIncomePerShareDetails">
        <link:definition>9955547 - Disclosure - NET LOSS PER SHARE - Schedule of Antidilutive Securities Excluded from Computation of Diluted Income Per 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 id="NETLOSSPERSHAREScheduleofComputationofBasicandDilutedIncomePerShareDetails" roleURI="http://marathondh.com/role/NETLOSSPERSHAREScheduleofComputationofBasicandDilutedIncomePerShareDetails">
        <link:definition>9955548 - Disclosure - NET LOSS PER SHARE - Schedule of Computation of Basic and Diluted Income Per 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 id="STOCKHOLDERSEQUITYDetails" roleURI="http://marathondh.com/role/STOCKHOLDERSEQUITYDetails">
        <link:definition>9955549 - Disclosure - STOCKHOLDERS&#8217; EQUITY (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 id="STOCKBASEDCOMPENSATIONNarrativeDetails" roleURI="http://marathondh.com/role/STOCKBASEDCOMPENSATIONNarrativeDetails">
        <link:definition>9955550 - Disclosure - STOCK-BASED COMPENSATION - Narrative (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 id="STOCKBASEDCOMPENSATIONScheduleofServiceBasedRSUActivityandPerformanceBasedRSUActivityDetails" roleURI="http://marathondh.com/role/STOCKBASEDCOMPENSATIONScheduleofServiceBasedRSUActivityandPerformanceBasedRSUActivityDetails">
        <link:definition>9955551 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Service-Based RSU Activity and Performance-Based RSU Activity (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 id="STOCKBASEDCOMPENSATIONScheduleofStockBasedCompensationDetails" roleURI="http://marathondh.com/role/STOCKBASEDCOMPENSATIONScheduleofStockBasedCompensationDetails">
        <link:definition>9955552 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Stock-Based Compensation (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 id="STOCKBASEDCOMPENSATIONScheduleofStockBasedCompensationExpenseDetails" roleURI="http://marathondh.com/role/STOCKBASEDCOMPENSATIONScheduleofStockBasedCompensationExpenseDetails">
        <link:definition>9955553 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Stock-Based Compensation Expense (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 id="DEBTScheduleofDebtDetails" roleURI="http://marathondh.com/role/DEBTScheduleofDebtDetails">
        <link:definition>9955554 - Disclosure - DEBT - Schedule of Debt (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 id="DEBTScheduleofDebtDetails_1" roleURI="http://marathondh.com/role/DEBTScheduleofDebtDetails_1">
        <link:definition>9955554 - Disclosure - DEBT - Schedule of Debt (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 id="DEBTNarrativeDetails" roleURI="http://marathondh.com/role/DEBTNarrativeDetails">
        <link:definition>9955555 - Disclosure - DEBT - Narrative (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 id="DebtScheduleofKeytermsofeachoftheNotesDetails" roleURI="http://marathondh.com/role/DebtScheduleofKeytermsofeachoftheNotesDetails">
        <link:definition>9955556 - Disclosure - Debt - Schedule of Key terms of each of the Notes (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 id="DEBTScheduleofRepaymentsDueontheNotesandtheLineofCreditDetails" roleURI="http://marathondh.com/role/DEBTScheduleofRepaymentsDueontheNotesandtheLineofCreditDetails">
        <link:definition>9955557 - Disclosure - DEBT - Schedule of Repayments Due on the Notes and the Line of Credit (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 id="LEASESNarrativeDetails" roleURI="http://marathondh.com/role/LEASESNarrativeDetails">
        <link:definition>9955558 - Disclosure - LEASES - Narrative (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 id="LEASESScheduleofAssetsandLiabilitiesRelatedtoOperatingandFinanceLeasesDetails" roleURI="http://marathondh.com/role/LEASESScheduleofAssetsandLiabilitiesRelatedtoOperatingandFinanceLeasesDetails">
        <link:definition>9955559 - Disclosure - LEASES - Schedule of Assets and Liabilities Related to Operating and Finance Leases (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 id="LEASESScheduleofTotalLeaseExpenseDetails" roleURI="http://marathondh.com/role/LEASESScheduleofTotalLeaseExpenseDetails">
        <link:definition>9955560 - Disclosure - LEASES - Schedule of Total Lease Expense (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 id="LEASESScheduleofLeasingActivitiesDetails" roleURI="http://marathondh.com/role/LEASESScheduleofLeasingActivitiesDetails">
        <link:definition>9955561 - Disclosure - LEASES - Schedule of Leasing Activities (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 id="LEASESScheduleofFutureMinimumOperatingLeasePaymentsDetails" roleURI="http://marathondh.com/role/LEASESScheduleofFutureMinimumOperatingLeasePaymentsDetails">
        <link:definition>9955562 - Disclosure - LEASES - Schedule of Future Minimum Operating Lease Payments (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 id="LEASESScheduleofFutureMinimumOperatingLeasePaymentsDetails_1" roleURI="http://marathondh.com/role/LEASESScheduleofFutureMinimumOperatingLeasePaymentsDetails_1">
        <link:definition>9955562 - Disclosure - LEASES - Schedule of Future Minimum Operating Lease Payments (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 id="COMMITMENTSANDCONTINGENCIESNarrativeDetails" roleURI="http://marathondh.com/role/COMMITMENTSANDCONTINGENCIESNarrativeDetails">
        <link:definition>9955563 - Disclosure - COMMITMENTS AND CONTINGENCIES - Narrative (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 id="RELATEDPARTYTRANSACTIONSDetails" roleURI="http://marathondh.com/role/RELATEDPARTYTRANSACTIONSDetails">
        <link:definition>9955564 - 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 id="SUPPLEMENTALCONDENSEDCONSOLIDATEDFINANCIALINFORMATIONDetails" roleURI="http://marathondh.com/role/SUPPLEMENTALCONDENSEDCONSOLIDATEDFINANCIALINFORMATIONDetails">
        <link:definition>9955565 - Disclosure - SUPPLEMENTAL CONDENSED CONSOLIDATED FINANCIAL 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 id="SUBSEQUENTEVENTSDetails" roleURI="http://marathondh.com/role/SUBSEQUENTEVENTSDetails">
        <link:definition>9955566 - Disclosure - SUBSEQUENT EVENTS (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="mara_CryptoAssetReceivableAfterAllowanceForCreditLoss" abstract="false" name="CryptoAssetReceivableAfterAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_PurchasedEnergyCosts" abstract="false" name="PurchasedEnergyCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_CostOperatingAndMaintenance" abstract="false" name="CostOperatingAndMaintenance" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_ThirdPartyHostingAndOtherEnergyCosts" abstract="false" name="ThirdPartyHostingAndOtherEnergyCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_RealizedAndUnrealizedGainsLossesOnDigitalAssets" abstract="false" name="RealizedAndUnrealizedGainsLossesOnDigitalAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_TaxExpenseOtherThanIncome" abstract="false" name="TaxExpenseOtherThanIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_CostsAndOperatingExpenseIncome" abstract="false" name="CostsAndOperatingExpenseIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_ChangeInFairValueOfDigitalAssetsReceivableNet" abstract="false" name="ChangeInFairValueOfDigitalAssetsReceivableNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_OtherComprehensiveIncomeLossTranslationAdjustmentNetOfTax" abstract="false" name="OtherComprehensiveIncomeLossTranslationAdjustmentNetOfTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_RealizedAndUnrealizedGainsLossesOnDigitalAssetsAndDigitalAssetsReceivable" abstract="false" name="RealizedAndUnrealizedGainsLossesOnDigitalAssetsAndDigitalAssetsReceivable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_OtherAdjustmentsFromOperationsNet" abstract="false" name="OtherAdjustmentsFromOperationsNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_PaymentsToVendor" abstract="false" name="PaymentsToVendor" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_SaleOfDigitalCurrencies" abstract="false" name="SaleOfDigitalCurrencies" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_ProceedsFromIssuanceOfNoncontrollingInterestInSubsidiary" abstract="false" name="ProceedsFromIssuanceOfNoncontrollingInterestInSubsidiary" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_CryptoAssetAbstract" abstract="true" name="CryptoAssetAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="mara_SummaryOfCryptoAssetReceivableNetTableTextBlock" abstract="false" name="SummaryOfCryptoAssetReceivableNetTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="mara_ScheduleOfLeasesAssetsAndLiabilitiesTableTextBlock" abstract="false" name="ScheduleOfLeasesAssetsAndLiabilitiesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="mara_NumberOfOperatingDataCenters" abstract="false" name="NumberOfOperatingDataCenters" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_NumberOfContinentsOperatedIn" abstract="false" name="NumberOfContinentsOperatedIn" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_EnergyGenerationCapacity" abstract="false" name="EnergyGenerationCapacity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="mara_EliminationOfCertainBusinessActivitiesMember" abstract="true" name="EliminationOfCertainBusinessActivitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_PercentageOfTotalCashAndCashEquivalentsHeldByForeignSubsidiaries" abstract="false" name="PercentageOfTotalCashAndCashEquivalentsHeldByForeignSubsidiaries" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="mara_FairValueOfDerivativeInstrumentRollForward" abstract="true" name="FairValueOfDerivativeInstrumentRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="mara_ExaionSASMember" abstract="true" name="ExaionSASMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_MiningOfTheWestLLCMember" abstract="true" name="MiningOfTheWestLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_NewlyIssuedSharesMember" abstract="true" name="NewlyIssuedSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ExistingSharesMember" abstract="true" name="ExistingSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_PartnershipAgreementMaximumOwnershipPercentage" abstract="false" name="PartnershipAgreementMaximumOwnershipPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="mara_BusinessCombinationAcquisitionOfLessThan100PercentRedeemableNoncontrollingInterestPutOption" abstract="false" name="BusinessCombinationAcquisitionOfLessThan100PercentRedeemableNoncontrollingInterestPutOption" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_OptionIndexedToIssuersEquityRedemptionPercentage" abstract="false" name="OptionIndexedToIssuersEquityRedemptionPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="mara_OptionIndexedToIssuersEquityExercisableTradingWindow" abstract="false" name="OptionIndexedToIssuersEquityExercisableTradingWindow" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="mara_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterest" abstract="false" name="BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterest" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_BusinessCombinationEquityInterestIssuablePotentialFutureEquityInfusion" abstract="false" name="BusinessCombinationEquityInterestIssuablePotentialFutureEquityInfusion" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_MegawattsOfInterconnectApprovedCapacity" abstract="false" name="MegawattsOfInterconnectApprovedCapacity" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="mara_BusinessCombinationRecognizedAssetAcquiredDigitalAssets" abstract="false" name="BusinessCombinationRecognizedAssetAcquiredDigitalAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_BusinessCombinationRecognizedAssetAcquiredRightOfUseAsset" abstract="false" name="BusinessCombinationRecognizedAssetAcquiredRightOfUseAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_OperatorTransactionFeesMember" abstract="true" name="OperatorTransactionFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ParticipantMember" abstract="false" name="ParticipantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_HostingServicesMember" abstract="true" name="HostingServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_BitcoinHoldingsMember" abstract="true" name="BitcoinHoldingsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_BitcoinMember" abstract="true" name="BitcoinMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_BitcoinReceivableMember" abstract="true" name="BitcoinReceivableMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_OtherDigitalAssetsMember" abstract="true" name="OtherDigitalAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_CryptoAssetNotYetReceived" abstract="false" name="CryptoAssetNotYetReceived" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_AmountOfCryptoAssetLoaned" abstract="false" name="AmountOfCryptoAssetLoaned" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_AmountOfCryptoAssetRecalled" abstract="false" name="AmountOfCryptoAssetRecalled" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_NumberOfCryptoAssetsCollateralized" abstract="false" name="NumberOfCryptoAssetsCollateralized" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_CryptoAssetReceivableAllowanceForCreditLoss" abstract="false" name="CryptoAssetReceivableAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_DigitalAssetReceivableLending" abstract="false" name="DigitalAssetReceivableLending" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_DigitalAssetReceivableTrading" abstract="false" name="DigitalAssetReceivableTrading" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_DigitalAssetReceivableBorrowing" abstract="false" name="DigitalAssetReceivableBorrowing" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_CryptoAssetReceivableBeforeAllowanceForCreditLoss" abstract="false" name="CryptoAssetReceivableBeforeAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_OtherSegmentMember" abstract="false" name="OtherSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_DepreciationAccelerated" abstract="false" name="DepreciationAccelerated" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_ADGMEntityMember" abstract="false" name="ADGMEntityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_PreviousInvestmentsMember" abstract="true" name="PreviousInvestmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_AuradineIncMember" abstract="false" name="AuradineIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_CryptoAssetAdditionDividend" abstract="false" name="CryptoAssetAdditionDividend" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_EquitySecuritiesFVNIAdditionalGain" abstract="false" name="EquitySecuritiesFVNIAdditionalGain" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_FiniteLivedIntangibleAssetsRestructuringEliminations" abstract="false" name="FiniteLivedIntangibleAssetsRestructuringEliminations" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_FiniteLivedIntangibleAssetsForeignCurrencyTranslationGainLossCumulative" abstract="false" name="FiniteLivedIntangibleAssetsForeignCurrencyTranslationGainLossCumulative" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_FiniteLivedIntangibleAssetsNetOfAmortizationAndForeignCurrencyTranslationAdjustments" abstract="false" name="FiniteLivedIntangibleAssetsNetOfAmortizationAndForeignCurrencyTranslationAdjustments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour" abstract="false" name="FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_CryptoAssetExcludingReceivablesFairValue" abstract="false" name="CryptoAssetExcludingReceivablesFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_WarrantsToPurchaseCommonStockMember" abstract="false" name="WarrantsToPurchaseCommonStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_A2025AtTheMarketOfferingAgreementMember" abstract="true" name="A2025AtTheMarketOfferingAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_SaleOfStockMaximumAggregateAmountAuthorized" abstract="false" name="SaleOfStockMaximumAggregateAmountAuthorized" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_TwoThousandEighteenLongTermIncentivePlanMember" abstract="true" name="TwoThousandEighteenLongTermIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ServiceBasedRestrictedStockUnitMember" abstract="true" name="ServiceBasedRestrictedStockUnitMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ShareBasedPaymentArrangementPercentageOfTargetAchieved" abstract="false" name="ShareBasedPaymentArrangementPercentageOfTargetAchieved" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="mara_OperatingAndMaintenanceCostsMember" abstract="true" name="OperatingAndMaintenanceCostsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ConvertibleSeniorNotesDueDecember2026Member" abstract="false" name="ConvertibleSeniorNotesDueDecember2026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ConvertibleSeniorNotesDueSeptember2031Member" abstract="true" name="ConvertibleSeniorNotesDueSeptember2031Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ConvertibleSeniorNotesDueMarch2030Member" abstract="true" name="ConvertibleSeniorNotesDueMarch2030Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ConvertibleSeniorNotesDueJune2031Member" abstract="true" name="ConvertibleSeniorNotesDueJune2031Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ConvertibleSeniorNotesDueAugust2032Member" abstract="true" name="ConvertibleSeniorNotesDueAugust2032Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_NewLineOfCreditMember" abstract="true" name="NewLineOfCreditMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_ConvertibleSeniorNotesDueMarch2030AndJune2031Member" abstract="true" name="ConvertibleSeniorNotesDueMarch2030AndJune2031Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_CryptoAssetFairValueNet" abstract="false" name="CryptoAssetFairValueNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_CryptoAssetsCollateralized" abstract="false" name="CryptoAssetsCollateralized" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_LongTermDebtMaturityAfterYearFour" abstract="false" name="LongTermDebtMaturityAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_AppliedBlockchainMember" abstract="true" name="AppliedBlockchainMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_NumberOfOperatingLeases" abstract="false" name="NumberOfOperatingLeases" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_LeaseRightOfUseAsset" abstract="false" name="LeaseRightOfUseAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_LeaseLiability" abstract="false" name="LeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_OperatingLeasePaymentsNet" abstract="false" name="OperatingLeasePaymentsNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_LesseeOperatingLeaseLiabilityToBePaidAfterYearFour" abstract="false" name="LesseeOperatingLeaseLiabilityToBePaidAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_FinanceLeaseLiabilityToBePaidAfterYearFour" abstract="false" name="FinanceLeaseLiabilityToBePaidAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_HoVMarathonMember" abstract="true" name="HoVMarathonMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_StrategicAgreementMember" abstract="true" name="StrategicAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_LossContingencyNumberOfDaysToAmendAComplaint" abstract="false" name="LossContingencyNumberOfDaysToAmendAComplaint" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="mara_LossContingencyConsolidationOfPendingClaimsNumber" abstract="false" name="LossContingencyConsolidationOfPendingClaimsNumber" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_LossContingencyReductionInJuryVerdict" abstract="false" name="LossContingencyReductionInJuryVerdict" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="mara_NumberOfPatentsSubjectToExParteReexamination" abstract="false" name="NumberOfPatentsSubjectToExParteReexamination" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_VelauraMember" abstract="true" name="VelauraMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_NumberOfSeatsOnBoardOfDirectors" abstract="false" name="NumberOfSeatsOnBoardOfDirectors" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_PaymentsToAcquireInvestmentOutstanding" abstract="false" name="PaymentsToAcquireInvestmentOutstanding" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_DigitalAssetsTransferredFromDigitalAssetsNetOfCurrentPortion" abstract="false" name="DigitalAssetsTransferredFromDigitalAssetsNetOfCurrentPortion" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_DigitalAssetsTransferredToDigitalAssetsNetOfCurrentPortion" abstract="false" name="DigitalAssetsTransferredToDigitalAssetsNetOfCurrentPortion" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_ReclassificationsFromAdvancesToVendorToPropertyAndEquipmentUponReceiptOfEquipment" abstract="false" name="ReclassificationsFromAdvancesToVendorToPropertyAndEquipmentUponReceiptOfEquipment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_PropertyAndEquipmentPurchasesInOtherAssets" abstract="false" name="PropertyAndEquipmentPurchasesInOtherAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_NoncashOrPartNoncashAcquisitionContingentConsideration" abstract="false" name="NoncashOrPartNoncashAcquisitionContingentConsideration" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_NoncashOrPartNoncashAcquisitionAssetRetirementObligationAcquired" abstract="false" name="NoncashOrPartNoncashAcquisitionAssetRetirementObligationAcquired" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_EquityMethodInvestmentProceedsFromDividends" abstract="false" name="EquityMethodInvestmentProceedsFromDividends" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_NoncashOrPartNoncashDistributionsToNoncontrollingInterests" abstract="false" name="NoncashOrPartNoncashDistributionsToNoncontrollingInterests" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_LongRidgeMember" abstract="true" name="LongRidgeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_SeniorSecuredBridgeTermLoanFacilityMember" abstract="true" name="SeniorSecuredBridgeTermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="mara_MegawattsOfCombinedCycleGasTurbineCapacity" abstract="false" name="MegawattsOfCombinedCycleGasTurbineCapacity" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="mara_MegawattsOfCombinedCycleGasTurbineCapacityIncreaseAmount" abstract="false" name="MegawattsOfCombinedCycleGasTurbineCapacityIncreaseAmount" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:powerItemType"/>
  <xs:element id="mara_BusinessCombinationNumberOfAcresAcquired" abstract="false" name="BusinessCombinationNumberOfAcresAcquired" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mara_BusinessCombinationContingentTransactionTerminationFee" abstract="false" name="BusinessCombinationContingentTransactionTerminationFee" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mara_VickiMealerBurkeMember" abstract="true" name="VickiMealerBurkeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
