California · Trinity County
Prospect
White
Trinity 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
10166084
MRDS ID
W025916
Alternate names
Maple Springs DepositMaple Springs, Helmke Manganese Group
Region
NA
Data score
D
Coordinates
40.13345, -123.53172
References
CA BULL 152 1950 P 340