| Deposit ID | 60000655 |
|---|---|
| MRDS ID | ISM0337 |
| Record type | District |
| Current site name | Montana Phosphate District |
| Alternate or previous names | Brock Mine, Centennial Mine |
| Geographic coordinates: | -112.75089, 45.6249 (WGS84) |
|---|---|
| Relative position | 1:1,000,000 SCALE MAP |
Political divisions (FIPS codes)
Beaverhead(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Storm Peak(quadrangle 1:24,000 scale)
Butte South(quadrangle 1:100,000 scale)
Dillon(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Big Hole(hydrologic unit)
Missouri Headwaters(hydrologic accounting unit)
Missouri Headwaters(hydrologic subregion)
Missouri(hydrologic region)
| Country | State |
|---|---|
| United States | Montana |
| Commodity | Importance |
|---|---|
| Phosphorus-Phosphates | Primary |
| (1) | -112.75089, 45.6249 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | CHERT, BLACKSHALE, PHOSPHORITE FACIES |
| Development status | Producer |
|---|---|
| Commodity type | Non-metallic |
| Discovery year | 1921 |
| Year of first production | 1929 |
| District name | MONTANA PHOSPHATE DISTRICT |
|---|
| Type | Owner |
|---|---|
| Owner | COMINCO |
| Type | Owner |
|---|---|
| Owner | SIMPLOT |
| Type | Operator |
|---|---|
| Owner | COMINCO |
| Type | Operator |
|---|---|
| Owner | SIMPLOT |
POPOTT, C.C. AND SERVICE, A.L., 1965: U.S. BUREAU OF MINES, REPORT OF INVESTIGATIONS 6611, P.146
CATHCART, J.B., SHELDON, R.P., AND GULBRANDSEN, R.A., 1983: U.S. GEOLOGICAL SURVEY CIRCULAR 888
CRESOMEN, E.R. AND SWANSON, R.W. 1967: U.S. GEOLOGICAL SURVEY, PROFESSIONAL PAPER 313-C
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.