Big Tom Mine (Kem Lode), Custer District, Custer Co., South Dakota, USA
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Deposit:: ROBERTS, W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY
Deposit:: GRIES,J.P.,1950,USBM R.I.4396
Deposit:: PAGE,L.R.,ET AL, 1953,USGS PROF.PAPER 247.PP.128-131
Deposit:: USBM STAFF,1955,REG.V,I.C.7707.PP.146-147
Commodities (Major) - Feldspar; (Minor) - Mica, Beryllium
Development Status: Past Producer
Host Rock: Granite
Tectonic Structure: Southern Black Hills
7 entries listed. 5 valid minerals.
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