Commodities
PrimaryChromium
Commodity typeM
Deposit
Model15: Podiform chromite (minor)
Deposit sizeN
Ore controlChromite Is Present As Small Lenses In Serpentized Peridotite (Huntting, 1956, P. 37). The Chromite Originated As A Magmatic Segregation In Peridotite.
Materials
Ore mineralsChromite
GangueSerpentine
Geology
Host rockSerpentinite
Tectonic settingThe Ingalls Complex Is An Ophiolite Complex (Miller, 1985, P. 27)
Economic & production
Development statusOccurrence
Identification
Deposit ID10055935
MRDS IDSP00147
Alternate namesBurke
RegionNA
Data scoreC
Coordinates47.43815, -121.04312
References
FRIZZELL, V.A., JR.; TABOR, R.W.; BOOTH, D.B.; ORT, K.M.; WAITT, R.B., 1984, PRELIMINARY GEOLOGIC MAP OF THE SNOQUALMIE PASS 1:100,000 QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 84-693, 42 P., 1 PL.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.MILLER, R. B., 1985, THE OPHIOLITIC INGALLS COMPLEX, NORTH-CENTRAL CASCADE MOUNTAINS, WASHINGTON: GEOLOGICAL SOCIETY OF AMERICA BULLETIN, V. 96, NO. 1, P. 27-42.WDGER OFR 90-18