| Deposit ID | 10019720 |
|---|---|
| MRDS ID | DC11222 |
| Record type | Site |
| Current site name | Coloma Barite Mine |
| Geographic coordinates: | -113.39899, 46.83545 (WGS84) |
|---|---|
| Elevation | 1731 |
| Relative position | 1 MILE SW OF COLOMA |
Political divisions (FIPS codes)
Missoula(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Union Peak(quadrangle 1:24,000 scale)
Missoula East(quadrangle 1:100,000 scale)
Butte(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Blackfoot(hydrologic unit)
Pend Oreille(hydrologic accounting unit)
Kootenai-Pend Oreille-Spokane(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management MT)
Bureau of Land Management MT BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | Montana | Missoula |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 013N | 014W | 32 | CENTER OF S2 | Montana |
| Commodity | Importance |
|---|---|
| Barium-Barite Critical | Primary |
| Materials | Type of material |
|---|---|
| Barite | Ore |
| Result | 96.2% BARITE, 3.6% SILICA |
|---|
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite |
| Rock unit name | Missoula Group |
| Rock description | Missoula Group |
| (1) | -113.39899, 46.83545 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Bearmouth Overthrust |
| Type of structure | Local |
| Structure description | Garnet Stock |
| General form | LENSES |
|---|---|
| Strike | N61W |
| Dip | 69NE |
| Length | 76.2M |
| Width | 6.1M |
| Development status | Past Producer |
|---|---|
| Commodity type | Non-metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1955 |
| Discoverer | William Dittrich |
| Year of first production | 1956 |
| District name | Coloma District |
|---|
| Ownership category | State Forest |
|---|
| Type | Operator |
|---|---|
| Owner | National Lead Co. |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DC11222 |
MBMG INF CIR 22, P. 15-17
MBMG BULL 8, P. 43
MBMG BULL 33, P. 39
| Subject category | Comment text |
|---|---|
| Deposit | 1 LARGE VEIN 12-15 FT WIDTH, 1 SMALLER VEIN SW SIDE LARGE VEIN, 2-3 FT IN WIDTH.BARITE VEIN LIES BETWEEN AND IN CONTACT WITH QUARTZITE AND GRANITIC ROCK. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1974 | Unknown | U.S. Geological Survey | |
| Updater | 01-MAR-1981 | Wise, Kristine K. (Elliott, James E.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.