Commodities
PrimaryGold
SecondaryPlatinum
TertiaryPalladium, Rhodium, Ruthenium, Osmium, Iridium
Commodity typeM
Deposit
Deposit typeStream Placer
Model119: Placer Au-PGE
Deposit sizeS
Orebody formSTREAM SEDIMENT DEPOSITS
Ore controlStream Hydraulics
Geology
Host rockGravel · Ione Formation
Tectonic settingBase Of Sierra Nevada Foothills
Economic & production
Development statusProducer
Production years1907-1919, 1929-1942, 1946-1952
First production1848
Last production1952
Identification
Deposit ID10109537
MRDS IDM045328
Alternate namesMerced River
RegionNA
Data scoreB
Coordinates37.51492, -120.39849
References
LOGAN, C.A., 1919, PLATINUM AND ALLIED METALS IN CALIFORNIA: CALIFORNIA STATE MINING BUREAU BULLETIN 85, P. 33-34.CLARK, W.B., 1970, GOLD DISTRICTS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 193, P. 120-121.MERTIE, J.B., JR., 1969, ECONOMIC GEOLOGY OF PLATINUM METALS: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 630, P. 94, TABLE 40.CLARK, W.B., 1970, PLATINUM: CALIFORNIA DIVISION OF MINES AND GEOLOGY MINERAL INFORMATION SERVICE, V. 23, NO. 6, P. 115-123.