| Deposit ID | 10094791 |
|---|---|
| MRDS ID | DC08996 |
| Record type | Site |
| Current site name | Rim Rock Deposit |
| Geographic coordinates: | -111.76835, 45.17102 (WGS84) |
|---|---|
| Elevation | 1737 |
| Relative position | 4.25 MILES SOUTH OF VARNEY |
Political divisions (FIPS codes)
Madison(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Varney(quadrangle 1:24,000 scale)
Ennis(quadrangle 1:100,000 scale)
Bozeman(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Madison(hydrologic unit)
Missouri Headwaters(hydrologic accounting unit)
Missouri Headwaters(hydrologic subregion)
Missouri(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 | Madison |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 008S | 001W | 06 | Montana |
| Commodity | Importance |
|---|---|
| Mica | Primary |
| Feldspar | Tertiary |
| Materials | Type of material |
|---|---|
| Muscovite | Ore |
| Actinolite | Gangue |
| Garnet | Gangue |
| Tourmaline | Gangue |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Pegmatite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Marble |
| Rock unit name | Dolomitic Marble Contact |
| Rock description | Dolomitic Marble Contact |
| (1) | -111.76835, 45.17102 |
|---|
| General form | LENSES |
|---|---|
| Strike | N55E |
| Dip | STEEP NW |
| Thickness | 21.34M |
| Length | 65.53M |
| Development status | Occurrence |
|---|---|
| Commodity type | Non-metallic |
| Significant | No |
| Discovery year | 1941 |
| Discoverer | E, Vetter, Ennis |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DC08996 |
HEINRICH, H, 1948, DEPOSITS OF THE SILLIMONITE GROUP OF MINERALS SOUTH OF ENNIS, MADISON CO., MONT. BUR. OF MINES AND GEOL., MISC CONT. 10, P. 8.
HEINRICH, H., 1949, PEGMATITE MINERAL DEPOSITS IN MONT., MONT. BUR. OF MINES & GEOL, MEM. 28, P. 14.
STOLL, 1950, MICA AND BERYL PEGMATITES, IDAHO & MONT, USGS PROF PAP. 229, P 59-61.
CONSV. DIV. COMP. DATE, 04-13-1961
1948 COMPILE MBMG. MISC. CONT. 10
1949 COMPILE MBMG, MEM. 28
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1974 | Unknown | U.S. Geological Survey | |
| Updater | 01-MAR-1980 | Doyle, Brien (Wells, John) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.