Colorado · Boulder County
Past Producer
Fair Day Mine
Boulder County, Colorado, United States
Uranium
Vanadium
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USGS source ↗
Commodities
Tertiary
Uranium, Vanadium
Commodity type
M
Materials
Other materials
Autunite, Biotite, Galena, Gold, Graphite, Hornblende, Manganite, Marcasite, Pyrite, Silver, Torbernite, Uraninite
Economic & production
Development status
Past Producer
Discovery year
1865
Identification
Deposit ID
10165740
MRDS ID
D002198
Region
NA
Data score
E
Coordinates
40.11748, -105.42399