Mine detail: Kentucky-Utah Adit

Previously called 'Big Cottonwood Coalition'

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Location

Lat / long:

40.62522, -111.60328

Resource(M)

Primary:	Copper, Lead, Zinc, Silver
Tertiary:	Bismuth, Tungsten
Ore:	Chalcopyrite, Galena, Magnetite, Pyrite, Scheelite, Sphalerite

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1941-1943

Geology

Host type:	Limestone
Associated type:	Diorite,Lamprophyre
Structure:	Fracture Zone (Ne, Steep Se), G. P. Dikes (N - S, Vertical), Lamprophyre Dikes (E - Ne, Steep S)
Alteration processes:	The Diorite And Adjoining Rocks Are Intensely Altered Consisting Of Calcic Feldspar, Diopside, Titanite, And Garnet.

References

MRDS	DC14677
DEP	10021011
Reference	{Deposit:: CALKINS,F.C. & BUTLER,B.S., 1943, GEOLOGY AND ORE DEPOSITS OF THE COTTONWOOD-AMERICAN FORK AREA: USGS PROF. PAPER 201, P. 111-112.}{Deposit:: JAMES,L.P., 1979, GEOLOGY, ORE DEPOSITS, AND HISTORY OF THE BIG COTTONWOOD MINING DISTRICT: UTAH GEOL. & MIN. SURV., BULL. 114, P. 75-76.}{Deposit:: USBM MINERAL RESOURCE YEARBOOK 1928-43}{Deposit:: CONSV. DIV. COMP. DATE, 02-18-1965}
Reporter	Unknown, Wong, George (Tooker, Ed)