Mine detail: Butte Mine

Previously called 'Butte TunnelBute TunnelMichigan-Utah Mine'

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Location

Lat / long:

40.59966, -111.60884

Resource(M)

Primary:	Silver, Lead
Secondary:	Copper, Manganese
Tertiary:	Molybdenum, Gold, Zinc
Ore:	Anglesite, Gold, Malachite, Smithsonite, Wad, Wulfenite
Gangue:	Calcite, Quartz
Orebody form:	TABULAR
Discovery year:	1869

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Past Producer
First production started:	1870
Last production ended:	1880

Geology

Host rock:	Maxfield Limestone;Fitchville Formation
Host type:	Limestone,Dolomite
Associated rock:	Alta Stock;Diorite And Granodiorite Dikes
Associated type:	Diorite
Structure:	Uinta-Cottonwood Arch, Cordilleran Hinge Line, Sevier Overthrust Belt, Grizzly Thrust Fault, Northeast Striking Fissure
Tectonic:	Cordilleran Hinge Line, Basin And Range-Colorado Plateau Transition Zone
Alteration processes:	Bleaching, Calc-Silicates, Minor Silicification, Oxidation

References

MRDS	D011944
DEP	10014873
Reference	{Deposit:: JAMES, L.P., 1979, GEOLOGY, ORE DEPOSITS, AND HISTORY OF THE BIG COTTONWOOD MINING DISTRICT, SALT LAKE COUNTY, UTAH: U.G.M.S. BULL. NO. 114.}{Deposit:: CALKINS, F.C., AND BUTLER, B.S., 1943, GEOLOGY AND ORE DEPOSITS OF THE COTTONWOOD-AMERICAN FORK AREA, UTAH: U.S. GEOLOGICAL SURVEY PROF. PAPER, NO. 201.}{Deposit:: BUTLER, B.S., LOUGHLIN, G.F., HEIKES, V.C., AND OTHERS, 1920, THE ORE DEPOSITS OF UTAH: U.S. GEOLOGICAL SURVEY PROF. PAPER, NO. 111.}{Deposit:: BAKER, A.A., CALKINS, F.C., CRITTENDEN, M.D., JR., AND BROMFIELD, C.S., 1966, GEOLOGIC MAP OF THE BRIGHTON QUADRANGLE, UTAH: U.S. GEOLOGICAL SURVEY GEOL. QUAD. MAP GQ-534}
Reporter	Shubat, Michael A.