California · San Diego County
Past Producer
Surprise 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
10262271
Region
NA
Data score
D
Coordinates
33.05256, -116.78665
References
CALIF. DIV. MINES AND GEOL. COUNTY REPORT 3, 1963, P. 96-97.CALIF. STATE MINING BUR. REPORT, V. 21, 1925, P. 363.