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        <ExplanationTxt>WITH ITS MOVE TO A VIRTUAL OFFICE IN 2010, THE AIME BOARD APPROVED THAT HISTORICAL ARTIFACTS BE GIVEN, UPON REQUEST, TO ITS FOUR MEMBER SOCIETIES TO DISPLAY WITH RECOGNITION THAT THE ARTIFACTS ARE ON LOAN FROM AIME (AND INSURED, AS APPROPRIATE, BY THE MEMBER SOCIETIES). THE COLLECTION INCLUDES PORTRAITS OF JAMES DOUGLAS AND DANIEL JACKLING, WHICH HAVE BEEN APPRAISED FOR APPROXIMATELY $5,000. THESE ARTIFACTS, ALONG WITH OTHER PUBLICATIONS, GIFTS, AND MEMORABILIA, HAVE BEEN DONATED TO THE ORGANIZATION FOR THEIR PRESERVATION, AND WILL BE HOUSED AT SME, AND OTHER MEMBER SOCIETY OFFICES. FOR LEGAL AND OPERATIONAL PURPOSES, A NEW LEGAL ENTITY WAS CREATED IN THE STATE OF COLORADO IN 2016, UNDER THE EIN : 61-1855149. IN 2022, THE OWNERSHIP OF THE COLLECTION WAS TRANSFERRED TO THE COLORADO-BASED AIME ORGANIZATION, OPERATING UNDER EIN: 61-1855149.</ExplanationTxt>
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        <ExplanationTxt>THE EAVENSON FUND IS RESTRICTED TO BE USED FOR COAL AND ENERGY DIVISION SCHOLARSHIPS, AND OTHER COAL DIVISION PROJECTS WITHIN THE SOCIETY FOR MINING, METALLURGY, AND EXPLORATION. IN 2022, the legal ownership of the endowment fund was transferred to the Colorado-based AIME organization, operating under EIN: 61-1855149.</ExplanationTxt>
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        <RecipientEIN>251484913</RecipientEIN>
        <IRCSectionDesc>501(c)(3)</IRCSectionDesc>
        <CashGrantAmt>86281</CashGrantAmt>
        <PurposeOfGrantTxt>Offshore Technology Conference Surplus Share Grant, Endowment Fund Grants (Mudd, Douglas Library, and Hayden Funds)</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>4</Total501c3OrgCnt>
      <TotalOtherOrgCnt>0</TotalOtherOrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>schedule I, PART I, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>AIME WORKS CLOSELY WITH THE SUPPORTED ORGANIZATIONS, WHICH RECEIVE THE GRANTS FROM AIME. TO ASSIST IN MONITORING THE USE OF FUNDS, AIME REQUESTS DETAILED USE OF FUNDS REPORTS AND INVOICES FROM THE SUPPORTED ORGANIZATIONS: AIST, SME, SPE &amp; TMS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE I; PART III, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>MISSION STATEMENT IN FULL: AIME SUPPORTS ITS MEMBER SOCIETIES BY EXERCISING FISCAL RESPONSIBILITY, DISTRIBUTING FUNDS, FACILITATING INTERACTION WITH THE COMMUNITY, ENHANCING COLLABORATION AMONG THE MEMBER SOCIETIES, AND HONORING THE LEGACY AND TRADITIONS OF AIME.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, part iii, line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>DURING THE 2022 YEAR, AIME (FILING ORGANIZATION) WAS THE RECIPIENT ORGANIZATION OF A MERGER WITH An aime organized in NEW-YORK. ALL PROGRAM ACTIVITIES OF AIME CONTINUE TO BE OPERATED BY AIME UNDER THE EIN: 61-18551499. see 990 part iii, line 4a - 4d for program operations implemented by the filing organization, during the 2022 calendar year.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, part iii, line 4d</FormAndLineReferenceDesc>
        <ExplanationTxt>Program accomplishment 4d Legacy preservation &amp; promotion continued: AIME LEADS SPECIAL PROJECTS TO HONOR AND ENHANCE THE LEGACY OF THE MINING AND METALLURGICAL INDUSTRY, INCLUDING THE ARCHIVE AND PRESERVATION OF ARTIFACTS, HISTORICAL INFORMATION SHARING ON MILESTONES, AND THE CAPTURE AND RECOGNITION OF RELATED, ORAL HISTORY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part V, line 2a, 2b</FormAndLineReferenceDesc>
        <ExplanationTxt>The organization's payroll and payroll tax returns for the 2022 year were paid and filed under a Common Paymaster arrangement with the Society for Mining, Metallurgy, and Exploration.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBER SOCIETIES, AS LISTED WITHIN THE ORGANIZATION'S BYLAWS, ARE THE VOTING MEMBERS OF THE ORGANIZATION. THE MEMBER SOCIETIES ARE COMPRISED OF THE FOLLOWING ORGANIZATIONS: THE SOCIETY FOR MINING, METALLURGY, &amp; EXPLORATION ("SME"); THE MINERALS, METALS &amp; MATERIALS SOCIETY ("TMS"); ASSOCIATION FOR IRON AND STEEL TECHNOLOGY ("AIST"); AND SOCIETY FOR PETROLEUM ENGINEERS ("SPE") (COLLECTIVELY, THE "MEMBER SOCIETIES").</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH MEMBER SOCIETY IS ENTITLED TO ONE VOTE. EACH MEMBER SOCIETY IS ENTITLED TO APPOINT AND REMOVE TWO TRUSTEES AS THEIR REPRESENTATIVES. IN THE ANNUAL ROTATION IN AUGUST, EACH MEMBER SOCIETY APPOINTS A VOLUNTEER TRUSTEE TO SERVE INITIALLY AS PRESIDENT-ELECT DESIGNATE FOR A ONE-YEAR APPOINTMENT. THE ROTATION ORDER OF MEMBER SOCIETIES' APPOINTMENTS IS DETERMINED BY THE ORGANIZATION'S BYLAWS. THE PRESIDENT-ELECT DESIGNATE SERVES SUCCESSIVE AUTOMATIC ONE-YEAR APPOINTMENTS AS PRESIDENT-ELECT, PRESIDENT, AND IMMEDIATE PAST PRESIDENT, RESPECTIVELY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOLLOWING ACTS REQUIRE APPROVAL FROM THE MEMBER SOCIETIES: (1) AMENDMENTS TO THE ORGANIZATION'S BYLAWS AND GOVERNING DOCUMENTS, AND (2) ADDITION OR REMOVAL OF A MEMBER SOCIETY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11A</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 IS REVIEWED AND APPROVED BY THE EXECUTIVE DIRECTOR AND THE BOARD OF TRUSTEES BEFORE IT IS FILED with the irs.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ANNUALLY, THE ORGANIZATION REVIEWS AND DISCUSSES THE CONFLICT OF INTEREST POLICY AND REQUESTS THAT EACH BOARD TRUSTEE LIST AND ACKNOWLEDGE ANY KNOWN CONFLICTS. AT EACH BOARD MEETING, IF THERE IS A DISCUSSION OF SELECTING OR ENGAGING A VENDOR OR SERVICE PROVIDER, ALL IN ATTENDANCE ARE ASKED TO RECUSE THEMSELVES FROM THIS DISCUSSION IF THERE COULD BE A PERCEIVED CONFLICT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE DIRECTOR'S COMPENSATION IS DETERMINED ANNUALLY BY THE BOARD OF TRUSTEES. EXTERNAL ASSOCIATION COMPENSATION DATA IS REFERENCED AS A BENCHMARK. TRUSTEES ARE IN CHARGE OF COMPLETING A PERFORMANCE REVIEW OF THE EXECUTIVE DIRECTOR EVERY YEAR. THE PRESIDENT WILL MAKE A RECOMMENDATION TO THE BOARD. THE BOARD THEN APPROVES THE EXECUTIVE DIRECTOR'S COMPENSATION WHEN APPROVING THE BUDGET FOR THE UPCOMING YEAR. THE ORGANIZATION HAS NO OTHER EMPLOYEE MEETING THE IRS DEFINITION OF A KEY EMPLOYEE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 PART VII, SECTION A, LINE 1A COLUMN E</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION REPORTING FOR TRUSTEES OF AIME FROM THEIR RESPECTIVE RELATED PARTY ORGANIZATIONS MAY BE FOUND ON THE MAIN RELATED ORGANIZATION'S CURRENT YEAR 990 IRS FILING. THESE FILINGS ARE NOT AVAILABLE AT THE TIME OF AIME'S FILING DUE TO DIFFERENT FISCAL YEAR REPORTING REQUIREMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION WILL PROVIDE IN A TIMELY MANNER, COPIES OF ALL GOVERNING DOCUMENTS INCLUDING ITS CONFLICT OF INTEREST POLICIES AND FINANCIAL STATEMENTS, WHEN REQUESTED IN WRITING OR IN PERSON. THE FORM 990 IS AVAILABLE UPON REQUEST AND AT WWW.GUIDESTAR.ORG.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE HAS BEEN NO CHANGE IN THE SELECTION OF A FINANCIAL STATEMENT AUDITOR OR IN THE REVIEW OF THE FINANCIAL STATEMENT AUDIT, FROM PRIOR YEARS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9</FormAndLineReferenceDesc>
        <ExplanationTxt>Other change in net assets: $13,404,812 transfer of all assets and liabilities FROM AIME ORGANIZED IN NEW YORK, (EIN: 13-1623894). For legal and operational purposes, a new legal entity was created in the State of Colorado in 2016, under the EIN: 61-1855149. A separate IRS determination was also applied for and received, for AIME, for the EIN: 61-1855149. During 2021, the Board of Trustees of AIME moved to approve the merger of the New York-ORGANIZED AIME into the Colorado-ORGANIZED AIME. As of February 10, 2022, all operations are housed in the Colorado-organized AIME. The 2022 "final" return of the New York-organized AIME (EIN: 13-1623894) reports all assets and operations distributed to the Colorado-organized AIME (EIN: 61-1855149). All activity for the 2022 year for the organization has been reported on the Colorado-organized AIME return (EIN: 61-1855149).</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="IRS990ScheduleR">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>ASSOCIATION FOR IRON AND STEEL TECHNOLOG</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>186 THORN HILL DRIVE</AddressLine1Txt>
          <CityNm>WARRENDALE</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>15086</ZIPCd>
        </USAddress>
        <EIN>200338690</EIN>
        <PrimaryActivitiesTxt>MEMBER PROG.</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>PA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 9</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>SOCIETY FOR MINING METALLURGY AND EXPLOR</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>12999 E ADAM AIRCRAFT CIRCLE</AddressLine1Txt>
          <CityNm>ENGLEWOOD</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>80112</ZIPCd>
        </USAddress>
        <EIN>742338444</EIN>
        <PrimaryActivitiesTxt>MEMBER PROG.</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>CO</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 9</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>SOCIETY OF PETROLEUM ENGINEERS</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>222 PALISADES CREEK DRIVE</AddressLine1Txt>
          <CityNm>RICHARDSON</CityNm>
          <StateAbbreviationCd>TX</StateAbbreviationCd>
          <ZIPCd>75080</ZIPCd>
        </USAddress>
        <EIN>752001539</EIN>
        <PrimaryActivitiesTxt>MEMBER PROG.</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>TX</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 9</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>THE MINERALS METALS AND MATERIALS SOCIET</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>5700 CORPORATE DRIVESUITE 750</AddressLine1Txt>
          <CityNm>PITTSBURGH</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>15237</ZIPCd>
        </USAddress>
        <EIN>251484913</EIN>
        <PrimaryActivitiesTxt>MEMBER PROG.</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>PA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 9</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>AMERICAN INSTITUTE OF MINING METALLURGIC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>12999 EAST ADAM AIRCRAFT CIRCLE</AddressLine1Txt>
          <CityNm>ENGLEWOOD</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>80112</ZIPCd>
        </USAddress>
        <EIN>131623894</EIN>
        <PrimaryActivitiesTxt>liaison</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NY</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>12(a)</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>see part vii</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>true</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>true</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>true</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>true</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>true</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SOCIETY FOR MINING METALLURGY &amp; EXPLORATION</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>b</TransactionTypeTxt>
        <InvolvedAmt>152916</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>cash payment</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>THE MINERALS METALS &amp; MATERIALS SOCIETY</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>b</TransactionTypeTxt>
        <InvolvedAmt>86281</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>cash payment</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>ASSOCIATION FOR IRON AND STEEL TECHNOLOGY</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>b</TransactionTypeTxt>
        <InvolvedAmt>99244</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>cash payment</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SOCIETY FOR PETROLEUM ENGINEERS</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>b</TransactionTypeTxt>
        <InvolvedAmt>1060979</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>cash payment</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>schedule r, part ii, line 5, column f</FormAndLineReferenceDesc>
        <ExplanationTxt>THE AMERICAN INSTITUTE OF MINING METALLURGICAL AND PETROLEUM ENGINEERS, INC., ORGANIZED IN new york, EIN: 13-1623894, IS CONTROLLED BY THE MEMBER SOCIETIES: THE SOCIETY FOR MINING, METALLURGY, &amp; EXPLORATION ("SME"); THE MINERALS, METALS &amp; MATERIALS SOCIETY ("TMS"); ASSOCIATION FOR IRON AND STEEL TECHNOLOGY ("AIST"); AND SOCIETY FOR PETROLEUM ENGINEERS ("SPE") (COLLECTIVELY, THE "MEMBER SOCIETIES").</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
