California · Amador County
Prospect
Du Frene Prospect
Amador County, California, United States
Manganese
⌖ Show on map
USGS source ↗
Commodities
Tertiary
Manganese
Commodity type
M
Economic & production
Development status
Prospect
Discovery year
1942
Identification
Deposit ID
10187583
MRDS ID
M004877
Alternate names
Pacific Mine, Empire Mine
Region
NA
Data score
D
Coordinates
38.3416, -120.86962
References
CAL JOUR MINES AND GEOL V 50 NO 1 JAN 1954 P 268 PL 1DOM BULL 152 P 28