Copper-lead-zinc ore from Stevens mine. Summit County, Colorado. 1932.
Dates
Date Taken
1932
Summary
Album caption and index card: Photomicrograph of copper-lead-zinc ore from Stevens mine, Argentine district. Chalcopyrite (cp) replaces sphalerite (s) and both are replaced by galena (g). q, Quartz. Summit County, Colorado. Notes: Published as figure LX-B in U.S.Geological Survey. Professional Paper 223. 1950.
Summary
Album caption and index card: Photomicrograph of copper-lead-zinc ore from Stevens mine, Argentine district. Chalcopyrite (cp) replaces sphalerite (s) and both are replaced by galena (g). q, Quartz. Summit County, Colorado.
Notes: Published as figure LX-B in U.S.Geological Survey. Professional Paper 223. 1950.
Available in the U.S. Geological Survey Denver Library Photographic Collection, Lovering, T.S.
Rights
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