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Mine detail: Custer Grog Pit
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North America
United States
California
Amador
Previously called ''
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Location
Lat / long:
38.34129, -120.91602
Resource(M)
Primary:
Silica
Ore:
Sand
Production
Operation type:
Unknown
Production size:
None
Development status:
Occurrence
Geology
References
MRDS
M004884
DEP
10028083
Reference
CALIF. JOUR. MINES & GEOL. V. 50, NO. 1, JAN. 1954, P.226-7, 285, PL.
Reporter
Gere, W.