California · Calaveras County
Occurrence
Airola Mine
Calaveras County, California, United States
Manganese
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USGS source ↗
Commodities
Tertiary
Manganese
Commodity type
M
Deposit
Deposit size
N
Materials
Ore minerals
Psilomelane, Rhodonite
Geology
Structure
Some Ore Lenses Have Been Subjected To Complex Folding And Faulting.
Economic & production
Development status
Occurrence
Identification
Deposit ID
10029136
MRDS ID
M006515
Region
NA
Data score
D
Coordinates
38.06602, -120.51461
References
CALIF. SP. REPT. 41, P. 52 AND PL. 3; B. 152, P. 38-40; B. 125, P. 106EC. MINERAL MAP NO. 5, 1943USBM R.I. 5579, P. 22