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      <marc:subfield code="a">Spratt, J. E., </marc:subfield>
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      <marc:subfield code="a">Preliminary results of a magnetotelluric survey across the Brock Inlier, Northwest Territories / </marc:subfield>
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      <marc:subfield code="a">"The Brock Inlier Project, Northwest Territories, is part of the second phase of Natural Resources Canada's Geo-mapping for Energy and Minerals (GEM) program. It involves stratigraphic analysis and geological mapping of uplifted mostly late Mesoproterozoic to early Neoproterozoic sedimentary units and surrounding Paleozoic and Mesozoic sedimentary rocks"--Introduction, page 1.</marc:subfield>
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