| Deposit ID | 10011505 |
|---|---|
| MRDS ID | D006424 |
| Record type | Site |
| Current site name | Unknown Shaft |
| Alternate or previous names | Ontario Group |
| Geographic coordinates: | -111.49495, 40.63661 (WGS84) |
|---|---|
| Elevation | 2237 |
| Relative position | 6400 FT. S OF MASONIC HILL |
Political divisions (FIPS codes)
Summit(county)
Utah(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Park City East(quadrangle 1:24,000 scale)
Salt Lake City(quadrangle 1:100,000 scale)
Salt Lake City(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Weber(hydrologic unit)
Weber(hydrologic accounting unit)
Great Salt Lake(hydrologic subregion)
Great Basin(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Utah | Summit |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Salt Lake | 002S | 004E | 21 | Utah |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Zinc Critical | Primary |
| Gold | Secondary |
| Copper | Secondary |
| Iron | Secondary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Tetrahedrite | Ore |
| Calcite | Gangue |
| Quartz | Gangue |
| Result | AVERAGE GRADE: AU-.0535 OZ/TON, AG-22.7 OZ./TON, PB-3.97 PERCENT, ZN-5.13 PERCENT, CU-.134 PERCENT |
|---|
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite | ||
| |||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Rock unit name | Weber Quartzite;Round Valley Limestone;Doughnut Formation;Humbug Formation |
| Rock description | Weber Quartzite;Round Valley Limestone;Doughnut Formation;Humbug Formation |
| (1) | -111.49495, 40.63661 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Thrust Belt |
| General form | TABULAR TO IRREGULAR |
|---|
| Development status | Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Large |
| Significant | No |
| Discovery year | 1872 |
| Discoverer | Rector Steen, Et.Al. |
| Year of first production | 1875 |
| District name | Park City |
|---|
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | Noranda Ltd. |
| Type | Owner |
|---|---|
| Owner | United Park City Mines Co. |
| Type of workings | Underground |
|---|---|
| Length | 563255M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D006424 |
ERICKSON, A.J., 1968, THE PARK CITY DISTRICT, UTAH: UTAH GEOL. SOCIETY GUIDEBOOK NO. 22.
PERRY, L.I., 1976, LEAD AND ZINC IN UTAH: UTAH GEOL. AND MIN. SURV. OFR-22.
BOUTWELL, J.M., 1912, GEOL. AND ORE DEPOSITS OF THE PARK CITY DISTRICT: U.S.G.S. PROF. PA. 77.
1971 GEOLMAP BROMFIELD AND CRITTENDEN GQ-85
ERICKSON, A.J., 1968, PARK CITY DISTRICT, UT.: UTAH GEOL. SOC. GUIDEBOOK NO. 22.
| Subject category | Comment text |
|---|---|
| Deposit | VEIN DEPOSIT IN WEBER QUARTZITE WITH EXTENSIVE BEDDED REPLACEMENT ORE IN LOWER CARBONATE FORMATIONS |
| Deposit | ALL INFORMATION FOR ONTARIO GROUP IN GENERAL ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-FEB-1981 | Tripp, Bryce T. | Bureau of Land Management |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.