California · El Dorado County
Occurrence

Martinez

El Dorado County, California, United States
Manganese
⌖ Show on mapUSGS source ↗
Commodities
TertiaryManganese
Commodity typeM
Deposit
Deposit sizeN
Materials
Ore mineralsPsilomelane, Pyrolusite, Rhodonite
Economic & production
Development statusOccurrence
Identification
Deposit ID10095088
MRDS IDM007705
RegionNA
Data scoreC
Coordinates38.6374, -120.82158
References
CALIF. JOUR. MINES & GEOL. V. 52, NO. 4, P. 575, PL. 10DOM BULL. 152, P. 52