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Mine detail: Black Oak Mine
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North America
United States
California
Trinity
Previously called ''
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Location
Lat / long:
40.23515, -123.52192
Resource(M)
Tertiary:
Manganese
Discovery year:
1941
Production
Operation type:
Surface
Development status:
Past Producer
Geology
References
MRDS
M020305
MAS
61050015
DEP
10141713
Reporter
Western Field Operations Center (WFOC)