Mine detail: Una

Previously called 'John StevensLittle Una;'

<< Back to the map

Location

Lat / long: 47.6587, -121.41564

Resource(M)

Primary: Gold, Copper, Silver
Ore: Chalcopyrite, Malachite
Gangue: Tourmaline

Production

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

Geology

Host type:Diorite
Tectonic:The Snoqualmie Batholith Is Part Of Early Magmatism Of The Cascade Magmatic Arc.

References

MRDSSP00146
DEP10055934
Reference{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., 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.}{Deposit:: WDGER OF-90-18}
ReporterBerger, Mary A., Frank, Dave