Commodities
PrimaryCopper, Zinc, Antimony, Gold, Silver, Lead
Commodity typeM
Deposit
Deposit sizeN
Ore controlLivingston (1971, P. 140) Notes Two Mineralized Zones. The Country Rock Along Both Zones Was Altered To Kaolinite And Locally Sericite. Argentiferous Galena And Chalcopyrite Are The Principal Ore Minerals; Pyrite Is Abundant. Huntting (1956, P. 296) Reports The Alteration And Mineralization Lie Along Joints In The Granodiorite. The Two Main Zones Are Each About 2.5 Ft. Wide.
Materials
Ore mineralsChalcopyrite, Jamesonite, Sphalerite, Tetrahedrite
GangueKaolinite, Pyrite, Quartz, Sericite
Geology
Host rockTonalite
Tectonic settingThe Snoqualmie Batholith Is Part Of Early Magmatism Of The Cascade Magmatic Arc.
Economic & production
Development statusOccurrence
Identification
Deposit ID10055921
MRDS IDSP00133
Alternate namesCleopatra, Aces Up;
RegionNA
Data scoreB
Coordinates47.63537, -121.46009
References
WDGER OFR 90-18HUNTTING, 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.LIVINGSTON, V.E., JR., 1971, GEOLOGY AND MINERAL RESOURCES OF KING COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 63, 200 P., 8 PL.MOEN, W.S., 1976, SILVER OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES BULLETIN 69, 188 P.PURDY, C.P., JR., 1951, ANTIMONY OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 39, 186 P.TABOR, R.W.; FRIZZELL, V.A., JR.; BOOTH, D.B.; WHETTEN, J.T.; WAITT, R.B.; ZARTMAN, R.E., 1982, PRELIMINARY GEOLOGIC MAP OF THE SKYKOMISH RIVER 1:100,000 QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 82-747, 31 P., 1 PL.