Commodities
PrimaryCopper, Gold
TertiaryIron
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
WorkingsUnderground
Orebody formTABULAR
Ore controlNortheast Striking Fissure
Materials
Ore mineralsBornite, Chalcopyrite, Gold, Hematite, Limonite, Malachite
GangueGypsum, Pyrite
Geology
Host rockDiorite
Associated rockDiorite · Alta Stock, Porphyritic Phase
StructureUinta-Conttonwood Arch, Sevier Overthrust Belt, Cordilleran Hingeline, Northeast Striking Fissure
Tectonic settingBasin And Range-Colorado Plateau Transition Zone, Cordilleran Hingeline
AlterationPyrification, Bleaching, Iron Staining, Gypsum Veining, Oxidation
Economic & production
Development statusProducer
Discovery year1875
Identification
Deposit ID10014863
MRDS IDD011927
Alternate namesSummit Extension Shaft, Summit Extension Incline, Silver King Western, Silver King Coalition Mines Co.
RegionNA
Data scoreB
Coordinates40.61633, -111.55745
References
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.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.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.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