Copper-nickel mineralization in a drill core from the Duluth Complex of northern Minnesota / by Michael L. Boucher.
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Format: | Government Document Book |
Language: | English |
Published: |
Washington, DC :
U.S. Dept. of the Interior, Bureau of Mines,
1975.
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Series: | Report of investigations (United States. Bureau of Mines) ;
8084. |
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