<?xml version="1.0" encoding="ASCII"?><xs:schema targetNamespace="http://goldenminerals.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:aumn="http://goldenminerals.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:srt="http://fasb.org/srt/2026" xmlns:dei="http://xbrl.sec.gov/dei/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://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-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://xbrl.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-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="aumn-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="aumn-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="aumn-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="aumn-20260630_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:title="Calculation link" xlink:type="simple" />
      <link:roleType roleURI="http://goldenminerals.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://goldenminerals.com/20260630/role/CondensedConsolidatedBalanceSheetsUnaudited" id="CondensedConsolidatedBalanceSheetsUnaudited">
        <link:definition>995301 - Statement - Condensed Consolidated Balance Sheets - (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://goldenminerals.com/20260630/role/CondensedConsolidatedBalanceSheetsUnauditedParenthetical" id="CondensedConsolidatedBalanceSheetsUnauditedParenthetical">
        <link:definition>995302 - Statement - Condensed Consolidated Balance Sheets - (Unaudited) (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 roleURI="http://goldenminerals.com/20260630/role/CondensedConsolidatedStatementsofOperationsUnaudited" id="CondensedConsolidatedStatementsofOperationsUnaudited">
        <link:definition>995303 - Statement - Condensed Consolidated 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://goldenminerals.com/20260630/role/CondensedConsolidatedStatementsofOperationsUnauditedParentheticals" id="CondensedConsolidatedStatementsofOperationsUnauditedParentheticals">
        <link:definition>995304 - Statement - Condensed Consolidated 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://goldenminerals.com/20260630/role/CondensedConsolidatedStatementsofCashFlowsUnaudited" id="CondensedConsolidatedStatementsofCashFlowsUnaudited">
        <link:definition>995305 - Statement - Condensed Consolidated Statements 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://goldenminerals.com/20260630/role/CondensedConsolidatedStatementsofChangesinEquityDeficitUnaudited" id="CondensedConsolidatedStatementsofChangesinEquityDeficitUnaudited">
        <link:definition>995306 - Statement - Condensed Consolidated Statements of Changes in Equity (Deficit) (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://goldenminerals.com/20260630/role/BasisofPreparationofFinancialStatementsandNatureofOperations" id="BasisofPreparationofFinancialStatementsandNatureofOperations">
        <link:definition>995307 - Disclosure - Basis of Preparation of Financial Statements and Nature 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 roleURI="http://goldenminerals.com/20260630/role/LiquidityCapitalResourcesandGoingConcern" id="LiquidityCapitalResourcesandGoingConcern">
        <link:definition>995308 - Disclosure - Liquidity, Capital Resources and Going Concern</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://goldenminerals.com/20260630/role/AssetsHeldforSaleandDiscontinuedOperations" id="AssetsHeldforSaleandDiscontinuedOperations">
        <link:definition>995309 - Disclosure - Assets Held for Sale and Discontinued 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://goldenminerals.com/20260630/role/NewandRecentlyIssuedAccountingPronouncements" id="NewandRecentlyIssuedAccountingPronouncements">
        <link:definition>995310 - Disclosure - New and Recently Issued Accounting Pronouncements</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://goldenminerals.com/20260630/role/PrepaidExpensesandOtherAssets" id="PrepaidExpensesandOtherAssets">
        <link:definition>995311 - Disclosure - Prepaid Expenses and Other 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 roleURI="http://goldenminerals.com/20260630/role/PropertyPlantandEquipmentNet" id="PropertyPlantandEquipmentNet">
        <link:definition>995312 - Disclosure - Property, Plant and Equipment, Net</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://goldenminerals.com/20260630/role/AccountsPayableandOtherAccruedLiabilities" id="AccountsPayableandOtherAccruedLiabilities">
        <link:definition>995313 - Disclosure - Accounts Payable and Other Accrued Liabilities</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://goldenminerals.com/20260630/role/FairValueMeasurements" id="FairValueMeasurements">
        <link:definition>995314 - 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://goldenminerals.com/20260630/role/IncomeTaxes" id="IncomeTaxes">
        <link:definition>995315 - Disclosure - Income Taxes</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://goldenminerals.com/20260630/role/Equity" id="Equity">
        <link:definition>995316 - Disclosure - 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 roleURI="http://goldenminerals.com/20260630/role/CommitmentsandContingencies" id="CommitmentsandContingencies">
        <link:definition>995317 - 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 roleURI="http://goldenminerals.com/20260630/role/RelatedPartyTransactions" id="RelatedPartyTransactions">
        <link:definition>995318 - 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://goldenminerals.com/20260630/role/SubsequentEvents" id="SubsequentEvents">
        <link:definition>995319 - 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://goldenminerals.com/20260630/role/AssetsHeldforSaleandDiscontinuedOperationsTables" id="AssetsHeldforSaleandDiscontinuedOperationsTables">
        <link:definition>996320 - Disclosure - Assets Held for Sale and Discontinued Operations (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://goldenminerals.com/20260630/role/PrepaidExpensesandOtherAssetsTables" id="PrepaidExpensesandOtherAssetsTables">
        <link:definition>996321 - Disclosure - Prepaid Expenses and Other 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 roleURI="http://goldenminerals.com/20260630/role/PropertyPlantandEquipmentNetTables" id="PropertyPlantandEquipmentNetTables">
        <link:definition>996322 - Disclosure - Property, Plant and Equipment, Net (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://goldenminerals.com/20260630/role/AccountsPayableandOtherAccruedLiabilitiesTables" id="AccountsPayableandOtherAccruedLiabilitiesTables">
        <link:definition>996323 - Disclosure - Accounts Payable and Other Accrued Liabilities (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://goldenminerals.com/20260630/role/FairValueMeasurementsTables" id="FairValueMeasurementsTables">
        <link:definition>996324 - 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://goldenminerals.com/20260630/role/EquityTables" id="EquityTables">
        <link:definition>996325 - Disclosure - Equity (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://goldenminerals.com/20260630/role/BasisofPreparationofFinancialStatementsandNatureofOperationsDetails" id="BasisofPreparationofFinancialStatementsandNatureofOperationsDetails">
        <link:definition>996326 - Disclosure - Basis of Preparation of Financial Statements and Nature of 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://goldenminerals.com/20260630/role/LiquidityCapitalResourcesandGoingConcernDetails" id="LiquidityCapitalResourcesandGoingConcernDetails">
        <link:definition>996327 - Disclosure - Liquidity, Capital Resources and Going Concern (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://goldenminerals.com/20260630/role/AssetsHeldforSaleandDiscontinuedOperationsDetails" id="AssetsHeldforSaleandDiscontinuedOperationsDetails">
        <link:definition>996328 - Disclosure - Assets Held for Sale and Discontinued 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://goldenminerals.com/20260630/role/AssetsHeldforSaleandDiscontinuedOperationsScheduleofLossfromDiscontinuedOperationsDetails" id="AssetsHeldforSaleandDiscontinuedOperationsScheduleofLossfromDiscontinuedOperationsDetails">
        <link:definition>996329 - Disclosure - Assets Held for Sale and Discontinued Operations - Schedule of Loss from Discontinued 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://goldenminerals.com/20260630/role/PrepaidExpensesandOtherAssetsDetails" id="PrepaidExpensesandOtherAssetsDetails">
        <link:definition>996330 - Disclosure - Prepaid Expenses and Other 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 roleURI="http://goldenminerals.com/20260630/role/PrepaidExpensesandOtherAssetsScheduleofPrepaidExpensesandOtherCurrentAssetsDetails" id="PrepaidExpensesandOtherAssetsScheduleofPrepaidExpensesandOtherCurrentAssetsDetails">
        <link:definition>996331 - Disclosure - Prepaid Expenses and Other Assets - Schedule of Prepaid Expenses and Other Current 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 roleURI="http://goldenminerals.com/20260630/role/PropertyPlantandEquipmentNetDetails" id="PropertyPlantandEquipmentNetDetails">
        <link:definition>996332 - Disclosure - Property, Plant and Equipment, 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 roleURI="http://goldenminerals.com/20260630/role/PropertyPlantandEquipmentNetScheduleofComponentsofPropertyPlantandEquipmentNetDetails" id="PropertyPlantandEquipmentNetScheduleofComponentsofPropertyPlantandEquipmentNetDetails">
        <link:definition>996333 - Disclosure - Property, Plant and Equipment, Net - Schedule of Components of Property, Plant and Equipment, 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 roleURI="http://goldenminerals.com/20260630/role/AccountsPayableandOtherAccruedLiabilitiesScheduleofAccountsPayableandOtherAccruedLiabilitiesDetails" id="AccountsPayableandOtherAccruedLiabilitiesScheduleofAccountsPayableandOtherAccruedLiabilitiesDetails">
        <link:definition>996334 - Disclosure - Accounts Payable and Other Accrued Liabilities - Schedule of Accounts Payable and Other Accrued Liabilities (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://goldenminerals.com/20260630/role/FairValueMeasurementsScheduleofFinancialAssetsandLiabilitiesMeasuredonaRecurringBasisatFairValueDetails" id="FairValueMeasurementsScheduleofFinancialAssetsandLiabilitiesMeasuredonaRecurringBasisatFairValueDetails">
        <link:definition>996335 - Disclosure - Fair Value Measurements - Schedule of Financial Assets and Liabilities Measured on a Recurring Basis 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 roleURI="http://goldenminerals.com/20260630/role/IncomeTaxesDetails" id="IncomeTaxesDetails">
        <link:definition>996336 - Disclosure - Income Taxes (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://goldenminerals.com/20260630/role/EquityDetails" id="EquityDetails">
        <link:definition>996337 - Disclosure - 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 roleURI="http://goldenminerals.com/20260630/role/EquityScheduleofRestrictedStockGrantsDetails" id="EquityScheduleofRestrictedStockGrantsDetails">
        <link:definition>996338 - Disclosure - Equity - Schedule of Restricted Stock Grants (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://goldenminerals.com/20260630/role/EquityScheduleofStockBasedCompensationDetails" id="EquityScheduleofStockBasedCompensationDetails">
        <link:definition>996339 - Disclosure - Equity-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 roleURI="http://goldenminerals.com/20260630/role/EquityScheduleofCommonStockWarrantsDetails" id="EquityScheduleofCommonStockWarrantsDetails">
        <link:definition>996340 - Disclosure - Equity - Schedule of Common Stock 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://goldenminerals.com/20260630/role/CommitmentsandContingenciesDetails" id="CommitmentsandContingenciesDetails">
        <link:definition>996341 - Disclosure - Commitments and Contingencies (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://goldenminerals.com/20260630/role/RelatedPartyTransactionsDetails" id="RelatedPartyTransactionsDetails">
        <link:definition>996342 - 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>
    </xs:appinfo>
  </xs:annotation>
  <xs:element id="aumn_June2023Member" name="June2023Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_NetProceedsAfterShareIssuanceCosts" name="NetProceedsAfterShareIssuanceCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="aumn_IncreaseToCommonStock" name="IncreaseToCommonStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="aumn_UnpaidIssuanceCost" name="UnpaidIssuanceCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="aumn_ProfessionalAndRegulatoryFeesMember" name="ProfessionalAndRegulatoryFeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_ShareBasedPaymentArrangementFirstAnniversaryMember" name="ShareBasedPaymentArrangementFirstAnniversaryMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_ShareBasedPaymentArrangementSecondAnniversaryMember" name="ShareBasedPaymentArrangementSecondAnniversaryMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_RelatedPartyCommonStockPercentage" name="RelatedPartyCommonStockPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xs:element id="aumn_InsurancePremiumsFinancedNoncash" name="InsurancePremiumsFinancedNoncash" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="aumn_StreamlineMetalsCapitalLtdMember" name="StreamlineMetalsCapitalLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_StockIssuedDuringPeriodValueOfIssuedInPrivatePlacementNetOfIssuanceCosts" name="StockIssuedDuringPeriodValueOfIssuedInPrivatePlacementNetOfIssuanceCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="aumn_StockIssuedDuringPeriodShareOfIssuedInPrivatePlacementNetofIssuanceCostsShares" name="StockIssuedDuringPeriodShareOfIssuedInPrivatePlacementNetofIssuanceCostsShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="aumn_LiquidityAndCapitalResourcesDisclosureTextBlock" name="LiquidityAndCapitalResourcesDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="aumn_DisposalGroupIncludingDiscontinuedOperationOtherOperatingIncomeExpenseNet" name="DisposalGroupIncludingDiscontinuedOperationOtherOperatingIncomeExpenseNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="aumn_DisposalGroupIncludingDiscontinuedOperationReclamationExpense" name="DisposalGroupIncludingDiscontinuedOperationReclamationExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="aumn_RelatedInsuranceFinancingLiability" name="RelatedInsuranceFinancingLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="aumn_MineraWilliamSADeCVMember" name="MineraWilliamSADeCVMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_MineraWilliamMember" name="MineraWilliamMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_DisposalGroupIncludingDiscontinuedOperationExploration" name="DisposalGroupIncludingDiscontinuedOperationExploration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="aumn_DisposalGroupIncludingDiscontinuedOperationGainOnSaleOfAssetsHeldForSale" name="DisposalGroupIncludingDiscontinuedOperationGainOnSaleOfAssetsHeldForSale" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="aumn_DisposalGroupIncludingDiscontinuedOperationOperatingCostsAndExpenses" name="DisposalGroupIncludingDiscontinuedOperationOperatingCostsAndExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="aumn_StockBasedCompensationTable" name="StockBasedCompensationTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_ChangesInEquityOwnershipPercentage" name="ChangesInEquityOwnershipPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="aumn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpiredInPeriodWeightedAverageGrantDateFairValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpiredInPeriodWeightedAverageGrantDateFairValue" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="aumn_CommonStockWarrantsMember" name="CommonStockWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_November2023SeriesaWarrantsMember" name="November2023SeriesaWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="aumn_AggregatePurchasePrice" name="AggregatePurchasePrice" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="aumn_ConversionOfUnderlyingWarranties" name="ConversionOfUnderlyingWarranties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="aumn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageExercisePricePerShare" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsWeightedAverageExercisePricePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xs:element id="aumn_IncreaseDecreaseInRightOfUseAssets" name="IncreaseDecreaseInRightOfUseAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="aumn_ExplorationExpenseGross" name="ExplorationExpenseGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="aumn_PrepaidInsuranceWithSeparateInsurancePolicy" name="PrepaidInsuranceWithSeparateInsurancePolicy" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
</xs:schema>
