Mine detail: Sheep Mountain

Previously called 'Jim DoddBoundaryMollyBarker Brown'

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Location

Lat / long: 48.97539, -120.38426

Resource(M)

Primary: Molybdenum
Tertiary: Gold, Silver, Copper
Ore: Gold, Molybdenite, Pyrite
Orebody form: DISSEMINATED IN LENSES
Discovery year: 1906

Production

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

Geology

Host rock:Hornblende Gneiss Of The Sheep Mountain Area;Granodiorite Gneiss Complex Of The Quartz Mountain Area
Host type:Gneiss
Tectonic:Cascade Volcanic Arc
Alteration processes:Host Rocks Locally Hydrothermally Altered

References

MRDSD000677
DEP10090586
Reference{Deposit:: PURDY, C.P., JR., 1954, MOLYBDENUM OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY REPORT OF INVESTIGATION 18, P. 48-50.}{Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 271.}{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.}{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. 100-103.}
ReporterKing, Robert U., Peterson, Jocelyn A.