California · Humboldt County
Producer
Mad River Bar
Humboldt 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
Producer
Identification
Deposit ID
10285434
Alternate names
Mad River North Pits
Region
NA
Data score
D
Coordinates
40.89173, -124.01194
References
CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 58, 1981.CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 103, 1990.