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Exploration for Lead and Zinc at the Madonna Mine, Monarch Mining District, Chaffee County, Colorado
Report issued by the Bureau of Mines over exploration of the lead and zinc deposits of the Madonna Mine. Descriptions of the deposits are presented. This report includes tables, maps, and illustrations.
Date:
May 1956
Creator:
Hazen, Scott W., Jr.
System:
The UNT Digital Library
Beryllium Deposits of the Mount Antero Region, Chaffee County, Colorado
Report discussing the possible existence of pegmatites containing beryllium deposits in the granite stock in the vicinity of Mount Antero and White Mountain, Chaffee County, Colorado.
Date:
May 1951
Creator:
Adams, John W.
System:
The UNT Digital Library