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      <marc:subfield code="a">"The present report provides a brief account of field activities in the Colville Hills region of the NWT during late July and early August, 2015. Preliminary results are presented that touch upon bedrock geological mapping, structural geology, stratigraphy (with particular focus on Cambrian-Ordovician, Ordovician-Silurian, and Cretaceous units), and oil seeps"--page [4].</marc:subfield>
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