Commodities
PrimaryGold
SecondaryPlatinum
TertiaryIridium, Osmium
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
First production1853
Identification
Deposit ID10038061
MRDS IDM045332
Alternate namesCalaveras River
RegionNA
Data scoreB
Coordinates38.09019, -120.86907
References
LOGAN, C.A. 1919, PLATINUM AND ALLIED METALS IN CALIFORNIA: CALIFORNIA STATE MINING BUREAU BULLETIN 85, P. 32-33.CLARK, W.B., 1970, GOLD DISTRICTS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 193, P. 80.CLARK, W.B., 1970, PLATINUM: CALIFORNIA DIVISION OF MINES AND GEOLOGY MINERAL INFORMATION SERVICE, V. 23, NO. 6, P. 115-123.