California · San Diego County
Past Producer
Helix Pit
San Diego County, California, United States
Sand and Gravel
Construction
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USGS source ↗
Commodities
Primary
Sand and Gravel, Construction
Commodity type
N
Economic & production
Development status
Past Producer
Identification
Deposit ID
10287070
Region
NA
Data score
D
Coordinates
32.86896, -116.88395
References
CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 58, 1981,P. 52.