Koon Ranch (South Fork Trinity River), Trinity River (South Fork) Area, Trinity Co., California, USA
REF:Deposit:: LOGAN, C.A., 1919, PLATINUM AND ALLIED METALS IN CALIFORNIA: CALIFORNIA STATE MINING BUREAU BULLETIN 85, P. 88.
Deposit:: CLARK, W.B., 1970, GOLD DISTRICTS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 193, P. 143-144.
Deposit:: SNETSINGER, K.G., 1971, A PLATINUM-METAL NUGGET FROM TRINITY COUNTY, CALIFORNIA: AMERICAN MINERALOGIST, V. 56, NO. 5-6, P. 1101-1105.
Commodities (Major) - Gold; (Minor) - PGE - Platinum; (Trace) - Iron, Nickel, Copper, PGE - Rhodium, PGE - Iridium, PGE - Osmium, PGE - Ruthenium, PGE - Palladium
Deposit Type: Stream Placer
Development Status: Producer
Deposit Model: 119: Placer Au-PGE
Host Rock: Gravel
Tectonic Structure: Klamath Mountains Accreted Terrane
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Map Reference: 40°52'51"N , 123°36'7"W
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Mineral List:3 entries listed. 2 valid minerals.
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