Mine detail: Big Cottonwood Mine

Previously called 'Mountain Lake GroupGreat Western Mines'

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Location: Salt Lake County, Utah, United States, North America
Lat / long: 40.58272, -111.58495
dep_id: 10014867
mrds_id: D011935
Commodity type: metallic
Major mineral: Iron
Minor mineral: Copper
Trace mineral: Tungsten
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Bornite, Chalcopyrite, Magnetite, Scheelite
gangue: Actinolite, Brucite, Chlorite, Epidote, Forsterite, Garnet, Phlogopite, Serpentine, Talc, Tremolite
orebody_fm: IRREGULAR
work_type: Underground
alteration: Calc-Silicate Zone Of Skarn Environment, Oxidation
conc_proc: Metasomatic Transport And Deposition Of Ore Materials In Skarn Environment
ore_ctrl: Contact Zone Between Intrusive And Sediments
Reporter: Shubat, Michael A.
hrock_unit: Gardison Limestone;Deseret Limestone
hrock_type: Limestone,Dolomite
arock_unit: Clayton Peak Stock;Alta Stock
arock_type: Diorite
Structure: Vinta-Cottonwood Arch, Sevier Overthrust Belt, Cordilleran Hingeline, Grizzly Thrust Fault
tectonic: Basin And Range-Colorado Plateau Transition Zone, Cordilleran Hingeline
Year first produced: 1875
yr_lst_prd: 1907
disc_yr: 1875
References:
  • 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
  • Deposit:: BULLOCK, K.C., 1970, IRON DEPOSITS OF UTAH: U.G.M.S. BULL. 88, P. 72
  • Deposit:: CRAWFORD, A.L., AND BURANEK, A.M., 1957, TUNGSTEN RESERVES DISCOVERED IN THE COTTONWOOD-AMERICAN FORLE MINING DISTRICTS. UTAH: UTAH GEOL. AND MIN. SURVEY REPRINT NO. 55
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