Additional Authors: | Desborough, George A., Nuelle, Lawrence M. |
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Year: | 1992 |
Issuing Agency: | U.S. G.P.O. |
SUDOC: | I 19.3:1989 |
Series: | U.S. Geological Survey bulletin. 1989, Strategic and critical minerals in the midcontinent region, United States ; A-C |
Subjects: | Strategic materials--Middle West |
Ore deposits--Middle West | |
Link: | https://hdl.handle.net/2027/mdp.39015095007129 |