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      <marc:subfield code="a">Kobylinski, Christopher H., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Report on the composition and assemblage of minerals associated with the porphyry Cu-Mo mineralization at the Gibraltar deposit, south central British Columbia, Canada / </marc:subfield>
      <marc:subfield code="c">C.H. Kobylinski, K. Hattori, S. Smith and A. Plouffe.</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">[Ottawa] : </marc:subfield>
      <marc:subfield code="b">Geological Survey of Canada, </marc:subfield>
      <marc:subfield code="c">2016.</marc:subfield>
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      <marc:subfield code="c">©2016</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 28-30).</marc:subfield>
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      <marc:subfield code="a">"Glacial sediments commonly contain resistate heavy minerals, such as zircon, rutile and epidote. To identify the sources of these minerals and use them as a vectoring tool for mineral deposits, it is critical to understand the compositional variations and assemblages of these minerals in mineral deposits and whether they are distinct from those in barren rocks. This paper reports the occurrence and assemblages of igneous and alteration minerals in the Gibraltar porphyry Cu deposit, southcentral British Columbia"--Abstract, page 4.</marc:subfield>
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      <marc:subfield code="a">Mines and mineral resources</marc:subfield>
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      <marc:subfield code="a">Porphyry</marc:subfield>
      <marc:subfield code="z">British Columbia.</marc:subfield>
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      <marc:subfield code="a">Ressources minérales</marc:subfield>
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      <marc:subfield code="a">Porphyre (Pétrologie)</marc:subfield>
      <marc:subfield code="z">Colombie-Britannique.</marc:subfield>
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      <marc:subfield code="a">Geological Survey of Canada, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="a">Open file (Geological Survey of Canada)</marc:subfield>
      <marc:subfield code="v">8025.</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2026/rncan-nrcan/m183-2/M183-2-8025-eng.pdf</marc:subfield>
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      <marc:subfield code="u">https://doi.org/10.4095/298804</marc:subfield>
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