California · Madera County
Prospect
Thornberry Prospect
Madera County, California, United States
Manganese
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USGS source ↗
Commodities
Tertiary
Manganese
Commodity type
M
Economic & production
Development status
Prospect
Discovery year
1942
Identification
Deposit ID
10285341
MRDS ID
M020062
Region
NA
Data score
D
Coordinates
37.27773, -119.62097
References
CALIF. DIV. MINES AND GEOL. BULLETIN 152, 1950, P. 105.