Mineral Resource Map
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Mine detail: Great Northern
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North America
United States
Colorado
Boulder
Previously called ''
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Location
Lat / long:
39.98832, -105.57726
Resource(M)
Primary:
Silver
Tertiary:
Gold, Lead, Uranium, Zinc
Production
Operation type:
Underground
Development status:
Past Producer
Geology
References
MAS
80130367
DEP
10287439
Reference
REF USGS PROF PAPER 223 PLATE 3
Reporter
Melton, Greg, Intermountain Field Operations Center (IFOC)