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  <titleInfo>
    <title>Economic geology of the Idaho Springs district, Clear Creek and Gilpin Counties, Colorado</title>
  </titleInfo>
  <name type="personal">
    <namePart>Moench, Robert Hadley</namePart>
    <namePart type="date">1926-</namePart>
    <role>
      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
    </role>
  </name>
  <name type="personal">
    <namePart>Drake, Avery Ala</namePart>
    <namePart type="date">1927-</namePart>
    <role>
      <roleTerm type="text">joint author.</roleTerm>
    </role>
  </name>
  <name type="corporate">
    <namePart>U.S. Atomic Energy Commission</namePart>
  </name>
  <typeOfResource>text</typeOfResource>
  <genre authority="marc">bibliography</genre>
  <originInfo>
    <place>
      <placeTerm type="code" authority="marccountry">dcu</placeTerm>
    </place>
    <place>
      <placeTerm type="text">Washington</placeTerm>
    </place>
    <publisher>U.S. Govt. Print. Off.</publisher>
    <dateIssued>1966</dateIssued>
    <issuance>monographic</issuance>
  </originInfo>
  <language>
    <languageTerm authority="iso639-2b" type="code">eng</languageTerm>
  </language>
  <physicalDescription>
    <form authority="marcform">print</form>
    <extent>v, 91 p. illus., maps (part col.) 24 cm.</extent>
  </physicalDescription>
  <note type="statement of responsibility">by Robert H. Moench and Avery Ala Drake, Jr.</note>
  <note>Part of illustrative matter folded in pocket.</note>
  <note>Prepared on behalf of the U.S. Atomic Energy Commission.</note>
  <note>Bibliography: p. 89-91.</note>
  <subject authority="lcsh">
    <topic>Geology, Economic</topic>
    <geographic>Colorado</geographic>
    <geographic>Idaho Springs Region</geographic>
  </subject>
  <subject authority="lcsh">
    <topic>Ore deposits</topic>
    <geographic>Colorado</geographic>
    <geographic>Idaho Springs Region</geographic>
  </subject>
  <subject authority="lcsh">
    <topic>Mines and mineral resources</topic>
    <geographic>Colorado</geographic>
    <geographic>Idaho Springs Region</geographic>
  </subject>
  <classification authority="lcc">TN24.C6 M6 no. 1208</classification>
  <classification authority="ddc">553.0978861</classification>
  <relatedItem type="series">
    <titleInfo>
      <title>Geological Survey bulletin. 1280</title>
    </titleInfo>
  </relatedItem>
  <identifier type="lccn">gs 65000368</identifier>
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    <recordCreationDate encoding="marc">780722</recordCreationDate>
    <recordChangeDate encoding="iso8601">20260227111417.0</recordChangeDate>
    <recordIdentifier source="DLC">gs 65000368 </recordIdentifier>
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