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Mine detail: Tom Carroll Claim
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North America
United States
South Dakota
Custer
Previously called ''
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Location
Lat / long:
43.7294, -103.68168
Resource(B)
Primary:
Feldspar, Beryllium
Tertiary:
Mica
Ore:
Beryl, Mica, Microcline
Gangue:
Quartz
Production
Operation type:
Unknown
Production size:
Small
Development status:
Past Producer
Geology
Host type:
Pegmatite
Associated type:
Pegmatite,Granite
References
MRDS
SD02528
DEP
10055778
Reference
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707, P. 195
Reporter
Barari, Rachel A.