Washington · Okanogan County
Occurrence

Chelan

Okanogan County, Washington, United States
GoldTungsten
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold
TertiaryTungsten
Commodity typeM
Deposit
Deposit sizeN
Orebody formVEINS IN SHEAR ZONE
Ore controlOne Vein Parallels A Basic Dike; Another Is In A Shear Zone
Materials
Ore mineralsPyrite, Scheelite
GangueQuartz
Geology
Host rockDiorite · Cooper Mountain Batholith
Associated rockMafic Intrusive Rock
Tectonic settingCascade Volcanic Arc
Economic & production
Development statusOccurrence
Identification
Deposit ID10094250
MRDS IDD001388
Alternate namesPennington
RegionNA
Data scoreB
Coordinates48.10483, -120.10395
References
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 137.LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE UNITED STATES: U.S. GEOLOGICAL SURVEY MINERAL INVESTIGATIONS RESOURCE MAP MR-25, SCALE 1:1,168,000.CULVER, H.E., AND BROUGHTON, W.A., 1945, TUNGSTEN RESOURCES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY BULLETIN 34, P. 44-45, 49.BARKSDALE, J.D., 1975, GEOLOGY OF THE METHOW VALLEY, OKANOGAN COUNTY, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES BULLETIN 68, PL. 1.BUNNING, B.B., 1990, GEOLOGIC MAP OF THE EAST HALF OF THE TWISP 1:100,000 QUADRANGLE, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-9, SCALE 1:100,000.