Commodities
PrimaryGold
SecondaryPlatinum
Commodity typeM
Deposit
Deposit typePlacer
Model119: Placer Au-PGE
Deposit sizeS
Orebody formBARS AND LOWER TERRACES
Ore controlStream Hydraulics
Geology
Host rockGravel
Tectonic settingRocky Mountains
Economic & production
Development statusProducer
Production yearsINTERMITTENTLY UP TO 1955
Discovery year1859
Identification
Deposit ID10037873
MRDS IDM045069
RegionNA
Data scoreB
Coordinates48.93956, -119.44756
References
PARDEE, J.T., 1929, PLATINUM AND BLACK SAND IN WASHINGTON, IN CONTRIBUTIONS TO ECONOMIC GEOLOGY 1928: U.S. GEOLOGICAL SURVEY BULLETIN 805, P. 2, 10.PATTY, E.N., AND GLOVER, S.L., 1921, THE MINERAL RESOURCES OF WASHINGTON, WITH STATISTICS FOR 1919: WASHINGTON GEOLOGICAL SURVEY BULLETIN 21, P. 84-85.HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 281.DERKEY, R.E., JOSEPH, N.L., AND LASMANIS, RAYMOND, 1990, METAL MINES OF WASHINGTON - PRELIMINARY REPORT: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, P. 271.DERKEY AND OTHERS, 1990