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Lead-Zinc-Silver in the Poughkeepsie District and Part of the Upper Uncompahgre and Mineral Point Districts, Ouray and San Juan Counties, Colorado
Report issued by the Bureau of Mines over mining districts in Colorado. As noted in the introduction, "in this report the physical features, climate, and ore deposits of the districts are described, and a brief history of mining and production of lead, zinc, and silver is given" (p. 4). This report includes tables, illustrations, and maps.
Date:
September 1949
Creator:
Hazen, Scott W., Jr.
System:
The UNT Digital Library
Exploration of Lead-Zinc Deposits in the Ross Basin-Lake Como Area, San Juan County, Colorado
Report issued by the Bureau of Mines over exploration of lead-zinc deposits in Colorado. The geology, location, and physical features of the deposits are discussed. This report includes tables, maps, photographs, and illustrations.
Date:
1959
Creator:
Hild, John H. & Rose, C. K.
System:
The UNT Digital Library