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Ojakangas, Richard W.
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Listerud, W.H.
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1977
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1. Geology, sulfide mineralization and geochemistry of the Birchdale-Indus area, Koochiching County, northwestern Minnesota, RI-17, Plate 1
1977. Ojakangas, Richard W., Meineke, David G., and Listerud, W.H. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Birchdale-Indus Area, Minnesota,...