Mine detail: Grand Central

Previously called ''

<< Back to the map

Location

Lat / long: 47.7062, -121.43064

Resource(M)

Primary: Antimony, Gold
Ore: Pyrite, Stibnite
Gangue: Calcite, Quartz
Orebody form: VEIN

Production

Operation type: Unknown
Production size: Small
Development status: Occurrence
Production years: 1908

Geology

Host rock:Swauk Formation, Silver Pass Volcanic Member
Host type:Andesite
Tectonic:Cascade Volcanic Arc

References

MRDSMP00219
DEP10095806
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. 116.}{Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 17.}{Production:: HUNTTING, 1956}
ReporterPeterson, Jocelyn A.