| Deposit ID | 10206399 |
|---|---|
| MAS/MILS ID | 0560110069 |
| Record type | Site |
| Current site name | International Colony Mill |
| Alternate or previous names | International Minerals & Chem Corp |
| Point of reference | Ore Body |
|---|---|
| Geographic coordinates: | -104.1995, 44.92605 (WGS84) |
| Elevation | 1085 |
Political divisions (FIPS codes)
Crook(county)
Wyoming(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Shepard Reservoir(quadrangle 1:24,000 scale)
Devils Tower(quadrangle 1:100,000 scale)
Gillette(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Lower Belle Fourche(hydrologic unit)
Belle Fourche(hydrologic accounting unit)
Cheyenne(hydrologic subregion)
Missouri(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Wyoming | Crook |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 6th Principal | 057 N | 061 W | 17 | SESW | Wyoming |
| Commodity | Importance |
|---|---|
| Bentonite | Primary |
| Ore Body (1) | -104.1995, 44.92605 |
|---|
| Operation type | Processing Plant |
|---|---|
| Development status | Producer |
| Commodity type | Non-metallic |
| Significant | No |
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | International Minerals And Chem Corp |
| ID | 4800594 |
| Year | 1978 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0560110069 | |
| Mine Safety and Health Administration | MSHA | MSHA | 4800594 |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 08-AUG-1979 | Rlw | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Active since 01/01/2025 |
|---|---|
| MSHA mine ID | 4800594 |
| Mine name (MSHA) | COLONY EAST MILL |
| Current operator | American Colloid Company |
| Current controller (parent) | Minerals Technologies Inc |
| Mine type | Facility (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MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date.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.