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Mine detail: Keystone
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North America
United States
California
Del Norte
Previously called ''
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Location
Lat / long:
41.98982, -123.95396
Resource(M)
Primary:
Copper
Production
Operation type:
Surface-Underground
Development status:
Past Producer
Geology
References
MRDS
M007526
MAS
60150096
DEP
10115127
Reference
CALIF JOUR MINES & GEOLOGY V 48 NO 4 OCT 52 P 297
Reporter
Western Field Operations Center (WFOC)