California · Alameda County
Prospect
Hearst Mine
Alameda County, California, United States
Manganese
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USGS source ↗
Commodities
Tertiary
Manganese
Commodity type
M
Economic & production
Development status
Prospect
Discovery year
1896
Identification
Deposit ID
10138116
MRDS ID
M004693
Region
NA
Data score
D
Coordinates
37.55771, -121.57683
References
CALIF JOUR MG V 46 NO2 APR 1950, P344 PI 58