Mineralogy, mineral chemistry, and paragenesis of gold, silver, and base-metal ores of the North Amethyst vein system, San Juan Mountains, Mineral County, Colorado /
A study of progressive vein-related mineralization of structures in volcaninc rocks of the San Luis ad Bachelor caldras of the San Juan volcanic field of southwestern Colorado and its bearing on the economic potential of the area
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. G.P.O.,
1993
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| Series: | U.S. Geological Survey professional paper ;
1537 U.S. Geological Survey professional paper 1537 |
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