Mine detail: Big Chief Mine

Previously called ''

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Location

Lat / long: 43.86524, -103.38195

Resource(B)

Primary: Feldspar, Mica
Secondary: Beryllium
Ore: Beryl, Feldspar, Mica
Gangue: Garnet, Pyrite, Pyrrhotite, Quartz, Siderite, Sphalerite, Torbernite, Triphylite, Vivianite
Orebody form: DIKES

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host type:Pegmatite
Associated rock:Pegmatite
Associated type:Pegmatite

References

MRDSSD02295
DEP10055681
Reference{Deposit:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707}{Deposit:: MOORE, PAUL B., KAMPF, ANTHONY R., AND IRVING, ANTHONY J., 1974, AMERICAN MINERALOGIST, VOL. 59, PP. 900-905.}{Deposit:: RITZ, CHARLES, ESSERE, ERIC J., AND REACOR, DONALD R., 1974, AMERICAN MINERALOGIST, VOL. 59, PP. 896-899.}{Deposit:: MOORE, PAUL B., 1971, AMERICAN MINERALOGIST, VOL. 56, PP. 1-17./BAUER, WERNER H., 1969, AMERICAN MINERALOGIST, VOL. 54, PP. 1312-1323./ROBERTS W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY BULLETIN 18}
ReporterBarari, Rachel A.