California · Riverside County
Past Producer
Coahuila Brave Mine
Riverside County, California, United States
Feldspar
Quartz
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USGS source ↗
Commodities
Primary
Feldspar
Tertiary
Quartz
Commodity type
N
Economic & production
Development status
Past Producer
Identification
Deposit ID
10285638
Alternate names
Williamson Silica Mine, Coahuila Brave
Region
NA
Data score
D
Coordinates
33.56224, -116.79395
References
CALIF. DIV. MINES REPORT, V. 25, 1929, P. 503-504.CALIF. DIV. MINES BULLETIN 173, 1956, P. 233.CALIF. DIV. MINES AND GEOL. OPEN-FILE REPORT 77-14, 1977, .P. 216-218.