Map showing locations of exposures of limonitic rocks and hydrothermally altered rocks in the Butte 1?x 2?quadrangle, Montana /
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| Other Authors: | , |
| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, Va. :
The Survey ;
1989.
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| Series: | Miscellaneous investigations series (Geological Survey (U.S.)) ;
I-2050-A. |
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| Item Description: | Relief shown by contours and spot heights. Includes text, bibliography, table, and quadrangle location map. Cartographic material. |
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| Physical Description: | 1 map : color ; 45 x 61 cm., on sheet 76 x 97 cm., folded in envelope 30 x 24 cm. |