Colorado · Boulder County
Past Producer
Grand Republic
Boulder County, Colorado, United States
Gold
Silver
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USGS source ↗
Commodities
Primary
Gold
Tertiary
Silver
Commodity type
M
Deposit
Model
84: Alkaline Au-Te (Au-Ag-Te veins)85: Polymetallic veins
Materials
Ore minerals
Telluride, Pyrite
Economic & production
Development status
Past Producer
Identification
Deposit ID
10287164
MRDS ID
DC05043
Region
NA
Data score
D
Coordinates
40.03409, -105.37759
References
REF. VANDERWILT "MINERAL RESOURCES OF COLO" P 320REF USGS PROF PAPER 223 PLATE 3