Colorado · Boulder County
Past Producer
Castle Gulch
Boulder County, Colorado, United States
Gemstone
Silver
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USGS source ↗
Commodities
Primary
Gemstone
Tertiary
Silver
Commodity type
B
Economic & production
Development status
Past Producer
Identification
Deposit ID
10117677
Region
NA
Data score
D
Coordinates
40.11608, -105.38809
References
COLO BOM 1949 LIST