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Mine detail: Negro Hill
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North America
United States
California
Calaveras
Previously called 'Nigger Hill'
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Location
Lat / long:
38.21491, -120.84412
Resource(N)
Primary:
Clay
Production
Operation type:
Underground
Development status:
Unknown
Geology
References
MAS
60090124
DEP
10211247
Reference
CALIF COUNTY REPT NO 2,P 130 & PL D;CALIF B 99,P 68
Reporter
Western Field Operations Center (WFOC)