Commodities
PrimarySilver, Gold
Commodity typeM
Deposit
Deposit sizeS
Ore controlSilver Minerals Occur In A Series Of Closely Spaced, Silicified And Pyritized Shear Zones In Altered And Silicified Andesites And Dacites. Brecciation Of The Rocks Accompanied The Shearing, And Clasts Of The Breccia Have Been Considerably Altered And Silicified By Hydrothermal Solutions. The Main Vein Is 1-7 Feet Wide, Strikes N20e, And Dips 50nw. During Mining Operations It Was Necessary To Closely Assay The Vein Material In Order To Establish Borders Of The Ore Shoots (Moen, 1980, P. 72).
Materials
GangueCalcite, Pyrite, Quartz
Geology
Host rockDacite,Andesite · Klondike Mountain Formation
StructureThe Toroda Creek Graben Is A Volcano-Tectonic Depression, Which Resulted From East-West Extension During The Eocene (Holder And Others, 1989).
Economic & production
Development statusPast Producer
Identification
Deposit ID10104293
MRDS IDSP00283
Alternate namesPhil Sheridan
RegionNA
Data scoreB
Coordinates48.77845, -118.85587
References
DERKEY, R.E.; JOSEPH, N.L.; LASMANIS, R., 1990, METAL MINES OF WASHINGTON-PRELIMINARY REPORT: STATE OF WASHINGTON, DEPARTMENT OF NATURAL RESOURCES, DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, 577 P.HOLDER, R.W.; GAYLORD, D.R.; HOLDER, G.A.M., 1989, PLUTONISM, VOLCANISM, AND SEDIMENTATION ASSOCIATED WITH CORE COMPLEX AND GRABEN DEVELOPMENT IN THE CENTRAL OKANOGAN HIGHLANDS, WASHINGTON. IN JOSEPH, N.L.; AND OTHERS, 1989, GEOLOGIC GUIDEBOOK FOR WASHINGTON AND ADJACENT AREAS: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES INFORMATION CIRCULAR 86, P. 187-200.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.MOEN, W.S., 1980, MYERS CREEK AND WAUCONDA MINING DISTRICTS OF NORTHEASTERN OKANOGAN COUNTY, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES BULLETIN 73, 96 P., 6 PL.PATTY, E.N., 1921, THE METAL MINES OF WASHINGTON: WASHINGTON GEOLOGICAL SURVEY BULLETIN 23, 366 P.