Mine detail: Great Republic

Previously called 'Happy Thought'

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Location

Lat / long: 47.69843, -121.4012

Resource(M)

Primary: Antimony
Secondary: Silver, Gold
Tertiary: Arsenic
Ore: Pyrite, Stibnite
Gangue: Calcite, Quartz
Orebody form: LENSES AND DISSEMINATIONS IN VEIN
Discovery year: 1892

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 1938-1941

Geology

Host rock:Swauk Formation, Silver Pass Volcanic Member
Host type:Andesite
Tectonic:Cascade Volcanic Arc
Alteration processes:Argillization, Sericitization

References

MRDSD001650
DEP10097778
Reference{Deposit:: WHITE, D.E., 1962, ANTIMONY IN THE UNITED STATES: U.S. GEOLOGICAL SURVEY MINERAL INVESTIGATIONS RESOURCE MAP MR - 20.}{Deposit:: PURDY, C.P., JR., 1951, ANTIMONY OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 39, P. 75-78.}{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.}{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. 117.}{Deposit:: GUALTIERI, J.L., THURBER, H.K., MILLER, M.S., MCMAHAN, A.B., AND FEDERSPIEL, F.F., 1975, MINERAL RESOURCES OF ADDITIONS TO THE ALPINE LAKES STUDY AREA, CHELAN, KING, AND KITTITAS COUNTIES, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 75-3, P. 196.}{Deposit:: LIVINGSTON, V.E., JR., 1971, GEOLOGY AND MINERAL RESOURCES OF KING COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 63, P. 141-142.}{Deposit:: 1900 DIREXPL GREAT REPUBLIC MINING CO}
ReporterMiller, M. H., Peterson, Jocelyn A.