California · San Diego County
Occurrence
Haldredge Deposit
San Diego County, California, United States
Silica
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USGS source ↗
Commodities
Primary
Silica
Commodity type
M
Economic & production
Development status
Occurrence
Identification
Deposit ID
10213913
Region
NA
Data score
D
Coordinates
33.20065, -116.94775
References
CALIF. DIV. MINES AND GEOL. COUNTY REPORT 3, 1963, NO. 344,P. 214.