California · San Diego County
Past Producer
Stewart Mine
San Diego County, California, United States
Semiprecious Gemstone
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USGS source ↗
Commodities
Primary
Semiprecious Gemstone
Commodity type
N
Economic & production
Development status
Past Producer
Identification
Deposit ID
10237607
Region
NA
Data score
D
Coordinates
33.38085, -117.06276
References
CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 103, 1990,P.