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Mine detail: Twin Sisters
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North America
United States
Colorado
Gilpin
Previously called ''
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Location
Lat / long:
39.90582, -105.52892
Resource(M)
Primary:
Gold
Tertiary:
Copper, Lead, Silver, Zinc
Production
Operation type:
Underground
Development status:
Past Producer
Geology
References
MAS
80470299
DEP
10142751
Reference
REF:USGS PROF PAPER 223 PLATE 3
Reporter
Intermountain Field Operations Center (IFOC), Melton, Greg