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Mine detail: Red Spar Mine
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North America
United States
South Dakota
Custer
Previously called ''
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Location
Lat / long:
43.69413, -103.72557
Resource(B)
Primary:
Feldspar, Beryllium, Mica
Ore:
Beryl, Feldspar, Mica
Orebody form:
DIKES
Production
Operation type:
Unknown
Production size:
Small
Development status:
Past Producer
Last production ended:
1945
Geology
Host type:
Pegmatite
Associated type:
Pegmatite
Structure:
The Dikes Form The Point Of A Ridge
References
MRDS
D008118
DEP
10012472
Reference
{Deposit:: U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707}{Production:: U.S. BUREAU OF MINES INFO CIRCULAR 7707.}
Reporter
Barari, Rachel A.