Sunshine Mica Prospect, Custer District, Custer Co., South Dakota, USA
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Deposit:: PAGE,L.R.,ET AL.,1953, USGS PROF. PAPER 247, P.194-195
Production:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRC
Commodities (Major) - Mica, Feldspar; (Minor) - Beryllium
Development Status: Past Producer
Host Rock: Pegmatite
6 entries listed. 5 valid minerals.
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