Commodities
PrimaryGold
SecondaryPlatinum
Commodity typeM
Deposit
Deposit typeStream Placer
Model119: Placer Au-PGE
Deposit sizeM
Orebody formSTREAM SEDIMENT DEPOSITS
Ore controlStream Hydraulics
Geology
Host rockGravel · Ione Formation
Tectonic settingBase Of Sierra Nevada Foothills
Economic & production
Development statusProducer
Discovery year1849
Identification
Deposit ID10038064
MRDS IDM045335
Alternate namesMokelumne River
RegionNA
Data scoreB
Coordinates38.22019, -120.93685
References
CLARK, W.B., 1970, GOLD DISTRICTS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 193, P. 33.LOGAN, C.A. 1919, PLATINUM AND ALLIED METALS IN CALIFORNIA: CALIFORNIA STATE MINING BUREAU BULLETIN 85, P. 31-32.CLARK, W.B., 1970, PLATINUM: CALIFORNIA DIVISION OF MINES AND GEOLOGY MINERAL INFORMATION SERVICE, V. 23, NO. 6, P. 116.CLARK, W.B., AND LYDON, P.A., 1962, MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY COUNTY REPORT 2, P. 192.LOGAN, C.A., AND FRANKE, HERBERT, 1936, MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 32, NO. 3, P. 333-334, 336-337.LOGAN, C.A., 1925, CALAVERAS COUNTY: CALIFORNIA STATE MINING BUREAU, 21ST REPORT OF THE STATE MINERALOGIST, P. 162.