Commodities
PrimaryGold
SecondaryPlatinum, Chromium
Commodity typeM
Deposit
Deposit typePlacer
Model{119: Placer Au-PGE}
Deposit sizeN
Ore control"Heavy Minerals Were Concentrated By Stream Action. Several Pieces Of Nearly Pure Chromite Weighing About 3 Pounds Each Were Reported (Huntting, 1956, P. 37) From Negro Creek In The Sw1/4 Of Sec. 12, 22n, 16e"
Materials
Ore mineralsChromite, Gold
GangueSand and Gravel
Geology
Host rockSand and Gravel
Associated rockUltramafic Intrusive Rock · Ingalls Complex
Tectonic setting"Alluvial Deposits Containing Heavy Minerals."
Economic & production
Development statusPast Producer
Discovery year1897
Identification
Deposit ID10055846
MRDS IDSP00045
RegionNA
Data scoreB
Coordinates47.43287, -120.6825
References
{Deposit:: Derkey, R.E., Joseph, N.L., and Lasmanis, Raymond, 1990, Metal mines of Washington - preliminary report: Washington Division of Geology and Earth Resources OFR 90-18, p. 17.}{Deposit:: HUNTTING, M.T., 1943, INVENTORY OF MINERAL PROPERTIES IN CHELAN COUNTY, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY REPORT OF INVESTIGATIONS 9, 63 P., 1 PL.}{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, 67P. (v. 1, p. 181).}{Deposit:: TABOR, R.W.; WAITT, R.B.; FRIZZELL, V.A., JR.; SWANSON, D.A.; BYERLY, G.R.; BENTLEY, R.D., 1982, GEOLOGIC MAP OF THE WENATCHEE 1:100000 QUADRANGLE, CENTRAL WASHINGTON: U.S. GEOLOGICAL SURVEY MISCELLANEOUS INVESTIGATIONS SERIES MAP I-1311, 1 SHEET, SCALE 1:100,000, WITH 26 P. TEXT.}{Deposit:: Pardee, J.T., 1929, Platinum and black sands in Washington: U.S. Geological Survey Bulletin 805, p. 10.}{Deposit:: PATTY, E.N., AND GLOVER, S.L., 1921, THE MINERAL RESOURCES OF WASHINGTON, WITH STATISTICS FOR 1919: WASHINGTON GEOLOGICAL SURVEY BULLETIN 2,1 P. 84-85.}