Mine detail: Shi Shi Beach Placer

Location:	Clallam County, Washington, United States, North America
Lat / long:	48.25672, -124.68548
dep_id:	10055857
mrds_id:	SP00055
Commodity type:	metallic
Major mineral:	Gold, Platinum, Iridium, Osmium
Operation type:	Unknown
Production size:	No production occurred
Development status:	Occurrence
ore:	Gold, Ilmenite, Iridosmine, Magnetite, Platinum, Zircon
gangue:	Sand
ore_ctrl:	Heavey-Mineral Concentration By Wave Action. Grains Of Platinum Only About A Quarter The Size Of Gold Grains; About 1% Of The Platinum Grains Are Ferromagnetic (Data From U.S.G.S. Mrds, 1990)
Reporter:	Berger, Mary A., Frank, Dave
hrock_type:	Sand and Gravel
tectonic:	Uplifted Beach Terraces
References:	Deposit:: WDGER OFR 90-18 Deposit:: DAY, D.T.; RICHARDS, R.H., 1906, USEFUL MINERALS IN THE BLACK SAND OF THE PACIFIC SLOPE. IN U.S. GEOLOGICAL SURVEY, MINERAL RESOURCES OF THE UNITED STATES, CALENDAR YEAR 1905: U.S. GEOLOGICAL SURVEY, P. 1175-1258. Deposit:: HUNTTING, M. T., 1956, INVENTORY OF WASHINGTON MINERALS-PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, 428 P.; V. 2, 67 P. Deposit:: MERTIE, J.B., JR., 1969, ECONOMIC GEOLOGY OF THE PLATINUM METALS: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 630, 120 P., 1 PL. Deposit:: PARDEE, J.T., 1929, PLATINUM AND BLACK SAND IN WASHINGTON, IN CONTRIBUTIONS TO ECONOMIC GEOLOGY (SHORT PAPERS AND PRELIMINARY REPORTS) 1928; PART I--METALS AND NONMETALS EXCEPT FUELS: U.S. GEOLOGICAL SURVEY BULLETIN 805, P. 1-15).