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    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.819736</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20251031142446</marc:controlfield>
    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">160620s2015    onc|||||o    f|0| 0 eng d</marc:controlfield>
    <marc:datafield tag="040" ind1=" " ind2=" ">
      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
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      <marc:subfield code="a">n-cn---</marc:subfield>
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      <marc:subfield code="a">M183-2/7680E-PDF</marc:subfield>
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      <marc:subfield code="a">Plouffe, Alain, </marc:subfield>
      <marc:subfield code="d">1963-</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Discovering buried copper porphyry mineralization </marc:subfield>
      <marc:subfield code="h">[electronic resource] : </marc:subfield>
      <marc:subfield code="b">geochemistry and indicator minerals in till / </marc:subfield>
      <marc:subfield code="c">[by] A. Plouffe and T. Ferbey.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">Natural Resources Canada, </marc:subfield>
      <marc:subfield code="c">2015.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">[1] p. : </marc:subfield>
      <marc:subfield code="b">graphs, figures, maps.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Open file (Geological Survey of Canada) ; </marc:subfield>
      <marc:subfield code="v">7680</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Presented at the Kamloops Exploration Group (KEG), the 27th annual KEG Conference and Trade Show, April 8th-9th 2014."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"A Targeted Geoscience Initiative 4 Contribution."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliograhic references.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">The Targeted Geoscience Initiative (TGI-4) is a collaborative federal geoscience program that provides industry with the next generation of geoscience knowledge and innovative techniques to better detect buried mineral deposits, thereby reducing some of the risks of exploration. The first part of our study demonstrated that sediments deposited by glaciers contain certain type of minerals and metals that are indicative of metal enrichment in the underlying bedrock. Such enrichment, if significant enough, has the potential to become a mine. Therefore, the presence of those minerals and metals in the glacial sediments can help find mines. We have tested this hypothesis by looking at the composition of glacial sediments in a region where there is no mine. Our results indicate that in two zones, certain minerals enriched in copper and gold found in glacial sediments could be indicative of undiscovered mineralization in rock. This study was completed as part of the Targeted Geoscience Initiative-4 of the Geological Survey of Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Geochemistry</marc:subfield>
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    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Surficial geology</marc:subfield>
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    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Geomorphology</marc:subfield>
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    <marc:datafield tag="700" ind1="1" ind2=" ">
      <marc:subfield code="a">Ferbey, T. </marc:subfield>
      <marc:subfield code="q">(Travis)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Natural Resources Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">Geological Survey of Canada.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">Open file (Geological Survey of Canada)</marc:subfield>
      <marc:subfield code="v">7680</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.506878</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">4.66 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2016/rncan-nrcan/M183-2-7680-eng.pdf</marc:subfield>
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