Mine detail: Little Myrtle Lake Area

Previously called 'Upper Myrtle LakeMudge Claims'

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Location

Lat / long: 47.55676, -121.37759

Resource(M)

Primary: Copper
Ore: Pyrite, Pyrrhotite
Gangue: Quartz
Orebody form: VEIN

Production

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

Geology

Host rock:Snoqualmie Batholith
Host type:Diorite
Structure:Northwest-Trending Shear Zones
Tectonic:Cascade Volcanic Arc
Alteration processes:Host Rocks Said To Be Altered But Character Of Alteration Not Described

References

MRDSMP00265
DEP10048654
Reference{Analytical Data:: GUALTIERI AND OTHERS, 1975}{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. 136-138.}{Deposit:: GRANT, A.R., 1976, REPORT OF EVALUATION, MINERAL RESOURCE ANALYSIS STUDY ON UNITED STATES FOREST SERVICE LAND, STATE OF WASHINGTON: PREPARED FOR U.S. FOREST SERVICE - REGION 6, CONTRACT NO. 004724N, P. 24.}{Deposit:: TABOR, R.W., FRIZZELL, V.A., JR., BOOTH, D.B., WHETTEN, J.T., WAITT, R.B., JR., AND 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, SCALE 1:100,000.}
ReporterPeterson, Jocelyn A.