Colorado · San Miguel County
Past Producer
Gypsum Valley
San Miguel County, Colorado, United States
Manganese
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USGS source ↗
Commodities
Tertiary
Manganese
Commodity type
M
Economic & production
Development status
Past Producer
Discovery year
1918
Identification
Deposit ID
10118923
Region
NA
Data score
D
Coordinates
38.19029, -108.95898
References
COLORADO GEOL. SURV. BULLETIN 15, P. 50.