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Mine detail: Herwood
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North America
United States
Montana
Lewis and Clark
Previously called ''
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Location
Lat / long:
47.0305, -112.18279
Resource(M)
Primary:
Copper
Tertiary:
Gold, Silver
Production
Operation type:
Underground
Development status:
Past Producer
Geology
References
MAS
300490240
DEP
10207756
Reference
USGS BULL 842,1933 P112
Reporter
Western Field Operations Center (WFOC)