Commodities
PrimaryGold
SecondaryPlatinum
TertiaryTitanium, Metal, Zirconium, Chromium, Iron
Commodity typeM
Deposit
Deposit typeBeach Placer
Model119: Placer Au-PGE
Deposit sizeY
Orebody formSTRATABOUND BLANKET
Ore controlShoreline Transport Processes
Materials
Ore mineralsChromite, Garnet, Gold, Ilmenite, Magnetite, Zircon
Geology
Host rockSand and Gravel
StructureThe Older Rocks Are Severely Deformed.
Tectonic settingActive Margin (Leading Edge North American Plate)
Economic & production
Development statusPast Producer
Last production1917
Discovery year1894
Identification
Deposit ID10037877
MRDS IDM045076
RegionNA
Data scoreB
Coordinates47.98867, -124.6727
References
PARDEE, J.T., 1929, PLATINUM AND BLACK SAND IN WASHINGTON, IN CONTRIBUTIONS TO ECONOMIC GEOLOGY 1928: U.S. GEOLOGICAL SURVEY BULLETIN 805, P. 3-15.HUNTTING, M.T., 1955, GOLD IN WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 42, P. 117.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. 29.PARDEE, 1929