California · Sonoma County
Producer

Shanks and Copps Claim

Sonoma County, California, United States
Chromium
⌖ Show on mapUSGS source ↗
Commodities
PrimaryChromium
Commodity typeM
Deposit
Deposit sizeS
Orebody formIRREGULAR, LENSE
Materials
Ore mineralsChromite
Geology
Host rockSerpentinite
Economic & production
Development statusProducer
Identification
Deposit ID10043535
MRDS IDM100316
RegionNA
Data scoreC
Coordinates38.71544, -123.02747
References
DOW, D.H., AND THAYER, T.P., 1946, GEOLOGICAL INVESTIGATIONS OF CHROMITE IN CALIF.: CALIF. DIVISION OF MINES BULLTIN 134, PART 2, CHAPT. 1, P. 28, 36.LOGAN, C.A., 1918, CHROMIUM, IN BRADLEY, W.W. AND OTHERS, MANGANESE AND CHROMIUM IN CALIF: CALIF STATE MINING BUREAU BULLETIN NO. 76, P. 203.