Colorado · San Juan County
Past Producer
Lower Porphyry Gulch
San Juan County, Colorado, United States
Lead
Silver
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USGS source ↗
Commodities
Primary
Lead
Tertiary
Silver
Commodity type
M
Economic & production
Development status
Past Producer
Identification
Deposit ID
10143529
Region
NA
Data score
D
Coordinates
37.88421, -107.73564
References
BUREAU OF MINES OPENFILE REPORT MLA 2-92 SAMPLES 1355-1356