Mine detail: Mount Washington Mine

Previously called ''

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Location

Lat / long:

46.35629, -112.14449

Resource(M)

Primary:	Silver, Copper, Gold, Lead
Secondary:	Zinc
Tertiary:	Antimony, Bismuth, Arsenic
Ore:	Bismuth, Chalcopyrite, Galena, Gold, Sphalerite, Tetrahedrite
Gangue:	Chalcedony, Pyrite, Quartz, Tourmaline
Orebody form:	IRREGULAR LENS-LIKE SHOOTS
Discovery year:	1891

Production

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

Geology

Host type:	Tuff
Associated rock:	Quartz Latite Dikes And Plugs;Boulder Batholith, Butte Quartz Monzonite;Elkhorn Mountain Volcanics
Associated type:	Tuff,Quartz Latite
Structure:	Boulder Batholith, South - Trending Syncline In Elkhorn Mountains Volcanics, Quartz Latite Dikes And Plugs, Strong Fault Zone Called Big Fault Cuts Both Veins And Dike, Strike Faults Border Both Veins And Cross Them
Tectonic:	Cordilleran Miogeosyncline
Alteration processes:	Extensive Alteration To Sericite

References

MRDS	W014678
DEP	10071344
Reference	{Deposit:: MBMG BULL 16, P. 52, 109.}{Deposit:: USGS BULL 842, P. 236-37.}{Deposit:: USGS PP 428, P. 20, 40, 49, 69, 73, PL. 1.}{Production:: MBMG BULL. 16}
Reporter	Krohn, Douglas H., Wise, Kristine K. (Elliott, James E.)