New Mexico · Grant County
Past Producer
Portland Mine
Grant County, New Mexico, United States
Silver
Gold
Copper
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USGS source ↗
Commodities
Primary
Silver, Gold, Copper
Commodity type
M
Economic & production
Development status
Past Producer
Identification
Deposit ID
10295864
MRDS ID
D011747
Region
NA
Data score
D
Coordinates
32.87931, -108.23812
References
112 FT INCLINED SHAFT WITH ONE LEVEL"NOT PROMISING"NMBMMR MINES INDEX