| Deposit ID | 10278903 |
|---|---|
| MAS/MILS ID | 0560130313 |
| Record type | Site |
| Current site name | Western Nuclear Mill |
| Alternate or previous names | Split Rock Mill, Split Rock |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -107.79459, 42.50915 (WGS84) |
| Elevation | 1932 |
Political divisions (FIPS codes)
Fremont(county)
Wyoming(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Stampede Meadow(quadrangle 1:24,000 scale)
Rattlesnake Hills(quadrangle 1:100,000 scale)
Casper(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Sweetwater(hydrologic unit)
North Platte(hydrologic accounting unit)
North Platte(hydrologic subregion)
Missouri(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Wyoming | Fremont |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 6th Principal | 029 N | 092 W | 02 | SE | Wyoming |
| Commodity | Importance |
|---|---|
| Sulfur | Primary |
| Uranium | Primary |
| Ore Body (1) | -107.79459, 42.50915 |
|---|
| Operation type | Processing Plant |
|---|---|
| Development status | Past Producer |
| Commodity type | Both |
| Significant | No |
| Ownership category | Private |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Western Nuclear, Inc. |
| ID | 4800559 |
| Year | 1978 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0560130313 | |
| Mine Safety and Health Administration | MSHA | MSHA | 4800559 |
EMJ 1975 INTER. DIRECTORY OF MINING & MINERAL PROC.OPERA.
1975 CAPACITY: CONCENTRATOR FEED 1200 TPD & SULPHURIC ACID
FEED CAPACITY: 125 TPD
REVISED BY MILS 6-79
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 18-NOV-1983 | Intermountain Field Operations Center (IFOC) | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Abandoned since 12/28/1995 |
|---|---|
| MSHA mine ID | 4800559 |
| Mine name (MSHA) | Split Rock Project |
| Current operator | N A Degerstrom Inc |
| Current controller (parent) | N A Degerstrom |
| Mine type | Surface (Metal / non-metal) |
MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.
Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.