Commodities
PrimaryMolybdenum, Gold, Silver
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeN
Ore controlQuartz Is Found In Muscovite-Rich Pegmatite Veins Of Two Types: (1) Milky White Quartz And (2) Gray, Massive Quartz In Segregations. Both Types Of Quartz Contain Sparse Flakes Of Molybdenite (Becraft, And Weis, 1963, P. 67-68). A Cross Fracture In The Main Vein Contains Lenses Of Black Radioactive Material (Huntting, 1956, P. 269).
Materials
Ore mineralsChalcopyrite, Molybdenite, Pitchblende, Sphalerite
GanguePyrite, Quartz
Geology
Host rockGranite
Associated rockAndesite
Tectonic settingCretaceous Granitic Rocks Intrude Rocks Of The Kootenay Arc And Adjacent Terranes In Northeastern Washington (Rhodes And Hyndman, 1988).
Economic & production
Development statusOccurrence
Identification
Deposit ID10055960
MRDS IDSP00179
Alternate namesPitney Butte, Egypt;
RegionNA
Data scoreB
Coordinates47.88096, -118.16527
References
BECRAFT, G.E.; WEIS, P.L., 1963, GEOLOGY AND MINERAL DEPOSITS OF THE TURTLE LAKE QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY BULLETIN 1131, 73 P., 6 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.PURDY, C.P. JR., 1954, MOLYBDENUM OCCURENECES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY REPORT OF INVESTIGATIONS 18, 118 P., 6 PL.RHODES, B.P.; HYNDMAN, D.W., 1988, REGIONAL METAMORPHISM, STRUCTURE, AND TECTONICS OF NORTHEASTERN WASHINGTON AND NORTHERN IDAHO. IN ERNST, W.G., EDITOR, METAMORPHISM AND CRUSTAL EVOLUTION OF THE WESTERN UNITED STATES: PRENTICE-HALL [ENGLEWOOD CLIFFS, N.J.], RUBEY VOLUME VII, P. 271-295.WDGER OF 90-18