Mine detail: Monument Peak

Previously called 'MonumentLost River Claim'

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Location

Lat / long: 48.76177, -120.41814

Resource(M)

Primary: Copper
Secondary: Molybdenum
Tertiary: Silver, Gold
Ore: Molybdenite
Gangue: Calcite, Fluorite, Quartz
Orebody form: DISSEMINATED
Discovery year: 1951

Production

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

Geology

Host rock:Harts Pass Group, Harts Pass Formation
Host type:Hornfels
Associated rock:Monument Peak Stock
Associated type:Granite
Tectonic:Cascade Volcanic Arc
Alteration processes:Hornfels Has Been Altered

References

MRDSMP00036
DEP10048449
Reference{Deposit:: STAATZ, M.H., WEIS, P.L., TABOR, R.W., ROBERTSON, J.F., VAN NOY, R.M., PATTEE, E.C., AND HOLT, D.C., 1971, MINERAL RESOURCES OF THE PASAYTEN WILDERNESS AREA, WASHINGTON: U.S. GEOLOGICAL SURVEY BULLETIN 1325, P. 115-116.}{Deposit:: HOLLISTER, V.F., 1979, PORPHYRY COPPER-TYPE DEPOSITS OF THE CASCADE VOLCANIC ARC, WASHINGTON: MINERALS SCIENCE AND ENGINEERING, V. 11, P. 34.}{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. 32.}{Deposit:: STOFFEL, K.L., AND MCGRODER, M.F., 1990, GEOLOGIC MAP OF THE ROBINSON MTN. 1:100,000 QUADRANGLE, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-5, SCALE 1:100,000.}
ReporterPeterson, Jocelyn A.