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Mine detail: Helper Mine
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North America
United States
Montana
Jefferson
Previously called ''
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Location
Lat / long:
46.261, -112.26198
Resource(M)
Primary:
Lead
Tertiary:
Zinc
Production
Operation type:
Underground
Development status:
Past Producer
Geology
References
MAS
300430054
DEP
10221154
Reporter
Western Field Operations Center (WFOC)