| Deposit ID | 10019308 |
|---|---|
| MRDS ID | DC09448 |
| Record type | Site |
| Current site name | Brooklyne Mine |
| Geographic coordinates: | -112.42589, 46.47101 (WGS84) |
|---|---|
| Location accuracy | 250(meters) |
| Relative position | SW SLOPE OF NEGRO MOUNTAIN. |
Political divisions (FIPS codes)
Powell(county)
Montana(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Bison Mountain(quadrangle 1:24,000 scale)
Butte North(quadrangle 1:100,000 scale)
Butte(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Clark Fork(hydrologic unit)
Pend Oreille(hydrologic accounting unit)
Kootenai-Pend Oreille-Spokane(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Helena-Lewis and Clark National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Montana | Powell |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Montana Principal | 008N | 007W | 01 | Montana |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Lead | Primary |
| Zinc Critical | Secondary |
| Arsenic Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Sphalerite | Ore |
| Calcite | Gangue |
| Pyrite | Gangue |
| Quartz | Gangue |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite | ||||||
| Rock unit name | Elkhorn Mountain Volcanics | ||||||
| Rock description | Elkhorn Mountain Volcanics | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite |
| (1) | -112.42589, 46.47101 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Boulder Batholith |
| Dip | STEEPLY SE |
|---|---|
| Thickness | 0.91M |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Elliston District |
|---|
| Ownership category | National Forest |
|---|
| Type of workings | Underground |
|---|---|
| Length | 91.44M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DC09448 |
MBMG BULL 98, P. 10.
USGS BULL 842, P. 269.
USGS BULL 1151, PL. 1.
| Subject category | Comment text |
|---|---|
| Deposit | VEIN IS FAULTED 300 FT FROM THE PORTAL OF THE TUNNEL. IT HAS A BANDED STRUCTURE. AFTER HAVING BEEN SLIGHTLY BRECCIATED THE VEIN WAS RECEMENTED WITH CALCITE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-74 | Unknown | U.S. Geological Survey | |
| Updater | 01-JUL-81 | Wise, Kristine K. (Elliott, James E.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.