Colorado · Boulder County
Past Producer
Hercules
Boulder County, Colorado, United States
Gold
Quartz
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USGS source ↗
Commodities
Primary
Gold
Tertiary
Quartz
Commodity type
B
Economic & production
Development status
Past Producer
Identification
Deposit ID
10214486
Region
NA
Data score
D
Coordinates
40.13701, -105.36664
References
REF USGS PROF PAPER 223 PLATE 3