California · San Diego County
Unknown
Birch 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
Unknown
Identification
Deposit ID
10141025
Region
NA
Data score
D
Coordinates
32.61507, -116.99335
References
MSHA MINE FILE REFERENCE, APRIL, 1979.