Mine detail: Index Gold

Previously called 'Index Gold MinesInc.Index Silver Creek'

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Location

Lat / long: 47.90564, -121.45232

Resource(M)

Primary: Copper, Gold, Silver, Lead, Zinc
Tertiary: Arsenic
Ore: Galena, Sphalerite
Gangue: Quartz
Orebody form: VEIN

Production

Operation type: Unknown
Production size: Small
Development status: Occurrence

Geology

Host rock:Swauk Formation;Swauk Formation
Host type:Sandstone
Associated rock:Index Batholith;Index Batholith
Associated type:Tonalite
Tectonic:Cascade Volcanic Arc

References

MRDSMP00234
DEP10048633
Reference{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. 351.}{Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 160.}{Deposit:: DERKEY, R.E., AND GULICK, C.W., 1992, WASHINGTO* MINERAL INDUSTRY - 1991: WASHINGTON GEOLOGY, V. 20, NO. 1, P. 3-25.}{Production:: HUNTTING, 1956}
ReporterPeterson, Jocelyn A.