Utah · Summit County
Past Producer

Ontario Mine

Summit County, Utah, United States
SilverLeadZincCopperGold
⌖ Show on mapUSGS source ↗
Description

Rector Steen

Commodities
PrimarySilver, Lead, Zinc
SecondaryCopper, Gold
Commodity typeM
Deposit
Deposit sizeL
WorkingsSurface
Orebody formTABULAR
Ore controlEast - West Trending Fissure System
Materials
GangueCalcite, Dolomite, Epidote, Garnet, Hematite, Limonite, Magnetite, Pyrite, Pyrrhotite, Quartz, Rhodonite, Serpentine
Geology
Host rockLimestone · Doughnut And Humbug;Deseret Limestone
StructureUinta Arch, Park City Anticline
Tectonic settingCentral Wasatch Range
Economic & production
Development statusPast Producer
First production1873
Discovery year1872
Identification
Deposit ID10087989
MRDS IDD012036
RegionNA
Data scoreB
Coordinates40.62411, -111.498
References
BOUTWELL, J.M., 1912, GEOLOGY AND ORE DEPOSITS OF THE PARK CITY DISTRICT, UTAH: USGS PROF. PA. 77, 230 P.ERICKSON, A.J., JR. (ED.), 1968, GUIDEBOOK TO THE GEOLOGY OF UTAH - PARK CITY DISTRICT, UTAH: UTAH GEOLOGICAL SOCIETY GUIDEBOOK NO. 22, 100 P.PERRY, L.I., AND MC CARTHY, B.M., 1977, LEAD AND ZINC IN UTAH: UGMS OFR-22.BROMFIELD, C.S. AND OTHERS, 1970, GEOLOGIC MAP OF THE HEBER QUADRANGLE, WASATCH AND SUMMIT COUNTIES, UTAH: USGS MAP GQ - 864.BARNES, M.P. AND J.G. SIMOS, 1968, ORE DEPOSITS OF THE PARK CITY DISTRICT WITH A CONTRIBUTION ON THE MAYFLOWER LODE: ORE DEPOSITS OF THE UNITED STATES, 1933 - 1967 (GRATON - SALES): AIME, VOL. 2, CH. 53, P. 1103-1126, NEW YORK.ERICKSON, A.J., 1968, P. 2.