Mine detail: Methow Mine

Previously called 'MilwaukeeNew LondonHomestakeMineraliteRooseveltTungsticHomestake-Long Adit'

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Location

Lat / long: 48.10677, -120.0195

Resource(M)

Primary: Gold
Tertiary: Copper, Tungsten, Silver, Molybdenum
Ore: Chalcopyrite, Pyrite, Scheelite
Gangue: Quartz
Orebody form: PODS (SULFIDES), POCKETS AND STRINGERS (SCHEELITE)

Production

Operation type: Unknown
Production size: Small
Development status: Prospect
First production started: 1940
Last production ended: 1941

Geology

Host rock:Methow Gneiss
Host type:Gneiss
Associated type:Mafic Intrusive Rock
Structure:Reverse Faults, Crosscutting Dikes
Tectonic:Cascade Volcanic Arc

References

MRDSM056834
DEP10041672
Reference{Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 144, 147, 345-346.}{Deposit:: BARKSDALE, J.D., 1975, GEOLOGY OF THE METHOW VALLEY, OKANOGAN COUNTY, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES BULLETIN 68, P. 8-9, PL. 1.}{Deposit:: DERKEY, R.E., JOSEPH, N.L., AND LASMANIS, RAYMOND, 1990, METAL MINES OF WASHINGTON - PRELIMINARY REPORT: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, P. 233.}{Deposit:: 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.}{Production:: WASH. DMG BULL 37, P. 144}
ReporterGreene, Robert, Lawson, William A. (Evarts, Russell C.), Peterson, Jocelyn A.