Description
Howard E. Culp, C.B. Wilhem
Commodities
PrimaryCopper
SecondaryMolybdenum
TertiaryGold, Silver
Commodity typeM
Deposit
Model53: Porphyry Cu
Deposit sizeN
Orebody formDISSEMINATED
Materials
Ore mineralsMolybdenite
GangueCalcite, Fluorite, Quartz
Geology
Host rockHornfels · Harts Pass Group, Harts Pass Formation
Associated rockGranite · Monument Peak Stock
Tectonic settingCascade Volcanic Arc
AlterationHornfels Has Been Altered
Economic & production
Development statusOccurrence
Discovery year1951
Identification
Deposit ID10048449
MRDS IDMP00036
Alternate namesMonument, Lost River Claim
RegionNA
Data scoreB
Coordinates48.76177, -120.41814
References
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.HOLLISTER, V.F., 1979, PORPHYRY COPPER-TYPE DEPOSITS OF THE CASCADE VOLCANIC ARC, WASHINGTON: MINERALS SCIENCE AND ENGINEERING, V. 11, P. 34.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.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.