The Prichard Formation of the lower part of the Belt Supergroup (middle Proterozoic), near Plains, Sanders County, Montana /
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| Format: | Government Document Book |
| Language: | English |
| Published: |
[Reston, Va.] :
U.S. Dept. of the Interior, Geological Survey ;
1985.
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| Series: | Geological Survey bulletin ;
1553. |
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| Physical Description: | iv, 64 pages : illustrations, maps ; 24 cm. |
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| Bibliography: | Bibliography: pages 60-64. |