Mine detail: Forty Five Mine

Previously called 'Magus45 MineDeu Pree Lode'

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Location

Lat / long:

48.05703, -121.55177

Resource(M)

Primary:	Lead, Gold, Silver
Secondary:	Zinc, Copper
Tertiary:	Tungsten
Ore:	Chalcopyrite, Galena, Marcasite, Pyrargyrite, Pyrite, Pyrrhotite, Scheelite, Silver, Sphalerite, Tetrahedrite
Gangue:	Calcite, Quartz
Orebody form:	VEINS
Discovery year:	1891

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Past Producer

Geology

Associated type:	Diorite
Structure:	Melange Belt
Tectonic:	Cascade Volcanic Arc
Alteration processes:	Granodiorite Is Sheared And Altered

References

MRDS	M025715
DEP	10036800
Reference	{Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 319.}{Deposit:: CARITHERS, WARD, AND GUARD, A.K., 1945, GEOLOGY AND ORE DEPOSITS OF THE SULTAN BASIN, SNOHOMISH COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 36, P. 39-46.}{Deposit:: DERKEY, R.E., JOSEPH, N.L., AND LASMANIS, RAYMOND, 1990, METAL MINES OF WASHINGTON - PRELIMINARY REPORT: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, P. 346.}{Deposit:: BROUGHTON, W.A., 1942, INVENTORY OF MINERAL PROPERTIES IN SNOHOMISH COUNTY, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY REPORT OF INVESTIGATIONS 6, P. 47.}
Reporter	Andrews, David H. (Lawson, William A.), Peterson, Jocelyn A.