| Deposit ID | 10070453 |
|---|---|
| MRDS ID | W013395 |
| Record type | Site |
| Current site name | Vermiculite Mountain Mine |
| Alternate or previous names | Libby Vermiculite Mine |
| Related records | 10221845 |
| Geographic coordinates: | -115.40853, 48.43348 (WGS84) |
|---|---|
| Elevation | 1220 |
| Relative position | 11 KM NORTHEAST FROM LIBBY |
Political divisions (FIPS codes)
Lincoln(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Vermiculite Mountain(quadrangle 1:24,000 scale)
Libby(quadrangle 1:100,000 scale)
Kalispell(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle Kootenai(hydrologic unit)
Kootenai(hydrologic accounting unit)
Kootenai-Pend Oreille-Spokane(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Kootenai National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Montana | Lincoln |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 031N | 030W | 14,15,22,23 | Montana |
| Commodity | Importance |
|---|---|
| Vermiculite | Primary |
| Feldspar | Tertiary |
| Materials | Type of material |
|---|---|
| Biotite | Gangue |
| Pyroxene | Gangue |
| Host or associated | Host | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Ultramafic Intrusive Rock > Pyroxenite | ||||||||
| Rock unit name | Wallace Formation | ||||||||
| Rock description | Wallace Formation | ||||||||
| |||||||||
| (1) | -115.40853, 48.43348 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Northwest Trending Faults And Folds In Rocks Of Belt Supergroup |
| Type of structure | Local |
| Structure description | Northwest Trending Syncline In Wallace Fm. Of Belt Supergroup. |
| General form | ROUGHLY CYLINDRICAL |
|---|
| Development status | Producer |
|---|---|
| Commodity type | Non-metallic |
| Significant | No |
| Discovery year | 1915 |
| Discoverer | E. N. Alley |
| Year of first production | 1925 |
| District name | Rainy Creek District |
|---|
| Type | Operator |
|---|---|
| Owner | Construction Products Division W. R. Grace And Co. |
| Type | Owner |
|---|---|
| Owner | Construction Products Division, W. R. Grace And Co. |
| Type of workings | Surface |
|---|---|
| Area | 220HA |
| Overall length | 1500M |
| Overall width | 700M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W013395 |
JOHNS, W. M., 1970, GEOLOGY AND MINERAL DEPOSITS OF LINCOLN AND FLATHEAD COUNTIES; MONT. BUR. OF MINES AND GEOL. BULL. 79, P. 146 - 149.
BUSCH, A. L. (IN PRESS), VERMICULITE IN THE UNITED STATES: IN PROCEEDINGS
| Subject category | Comment text |
|---|---|
| Deposit | RB/SR WHOLE ROCK AGE 184 PLUS OR MINUS 3 M.Y. FENTON, M. D., AND FAURE, G., 1970. A RB-SR WHOLE - ROCK AGE DETERMINATION FOR THE RAINY CREEK ALKALIC - ULTRAMAFIC COMPLEX, MONTANA: MOUNTAIN GEOLOGIST V. 7, P. 277 - 280. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-FEB-1976 | Berg, Richard B. (Krohn, D. H.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.