Mine detail: Grand Central

Previously called ''

<< Back to the map

Location

Lat / long: 47.70731, -121.42981

Resource(M)

Primary: Antimony, Gold
Ore: Stibnite
Gangue: Calcite, Pyrite, Quartz

Production

Operation type: Unknown
Deposit type: Vein
Production size: None
Development status: Occurrence

Geology

Host type:Andesite
Tectonic:The Grand Central Mine Is Located In A Volcanic Member Of The Swauk Formation, Which Is Early Eocene (52 M.Y.) And Pre-Cascade Arc Magmatism (Tabor, 1982, Geol. Map, P. 13).

References

MRDSSP00139
DEP10055927
Reference{Deposit:: WDGER OFR 90-18}{Deposit:: 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.}{Deposit:: LIVINGSTON, V.E., JR., 1971, GEOLOGY AND MINERAL RESOURCES OF KING COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 63, 200 P., 8 PL.}{Deposit:: SMITH, W.S., 1913, THE GEOLOGY AND MINERAL RESOURCES OF NORTH-EASTERN KING COUNTY, WASHINGTON: COLUMBIA UNIVERSTIY MASTER OF ARTS THESIS, 35 P., 1 PL.}{Deposit:: SMITH, W.S., 1915, PETROLOGY AND ECONOMIC GEOLOGY OF THE SKYKOMISH BASIN, WASHINGTON: COLUMBIA UNIVERSITY SCHOOL OF MINES QUARTERLY, V. 36, NO. 2, P. 154-185.}{Deposit:: TABOR, R.W.; FRIZZELL, V.A., JR.; BOOTH, D.B.; WHETTEN, J.T.; WAITT, R.B.; ZARTMAN, R.E., 1982, PRELIMINARY GEOLOGIC MAP OF THE SKYKOMISH RIVER 1:100,000 QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 82-747, 31 P., 1 PL.}
ReporterBerger, Mary A., Frank, Dave