California · Sonoma County
Past Producer

Aho Mine

Sonoma County, California, United States
CalciumIronManganeseSilica
⌖ Show on mapUSGS source ↗
Commodities
TertiaryCalcium, Iron, Manganese, Silica
Commodity typeB
Materials
Other materialsCalcite, Chert, Pyrite, Rhodochrosite, Rhodonite
Economic & production
Development statusPast Producer
First production1924
Identification
Deposit ID10238682
MRDS IDM020238
Alternate namesDrum Mine
RegionNA
Data scoreC
Coordinates38.53548, -123.18078
References
C.D.M.G. BULL. 152, PP. 280-2, PLATE 16,1950