| Deposit ID | 10070386 |
|---|---|
| MRDS ID | W013289 |
| MAS/MILS ID | 0160590635 |
| Record type | Site |
| Current site name | Twin Brothers Mine |
| Alternate or previous names | Twin Sisters Mine |
| Geographic coordinates: | -113.92342, 45.54519 (WGS84) |
|---|---|
| Elevation | 1402 |
| Location accuracy | 250(meters) |
| Relative position | 3000 FT S17W OF GIBBONSVILLE |
Political divisions (FIPS codes)
Lemhi(county)
Idaho(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Gibbonsville(quadrangle 1:24,000 scale)
Wisdom(quadrangle 1:100,000 scale)
Dillon(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Middle Salmon-Panther(hydrologic unit)
Salmon(hydrologic accounting unit)
Lower Snake(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Salmon-Challis National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Idaho | Lemhi |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Boise | 026N | 021E | 25, 36 | S2 OF SW (25), NENW (36) | Idaho |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Copper | Tertiary |
| Lead | Tertiary |
| Silver | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Pyrite | Gangue |
| Quartz | Gangue |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Metamorphic Rock > Metasedimentary Rock > Quartzite | ||||
| Rock unit name | Yellowjacket Formation | ||||
| Rock description | Yellowjacket | ||||
| |||||
| (1) | -113.92342, 45.54519 |
|---|
| Width | 1.83M |
|---|
| Operation type | Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Gibbonsville District |
|---|
| Type of mineral rights | Patented |
|---|
| Ownership category | Private |
|---|
| Type of workings | Underground |
|---|---|
| Length | 1524M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W013289 | |
| Idaho Geological Survey | Idaho Mines and Prospects | IMP | DI__31 | http://www.idahogeology.org/ |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0160590635 | data consolidated into this record |
Mackenzie, 1949, U Of Id Ms Thesis
Umpleby, J. B., 1913, USGS Bulletin 528, 82 P.
Umpleby, J. B., 1913, U.S. Geological Survey Bulletin 528, P. 133-134.
Mining And Scientific Press, 1912, Vol. 105, P. 47-49.
U.S. Bureau Of Mines Open-File Report MLA 93-25, 1993, P. 18-20.
| Subject category | Comment text |
|---|---|
| Deposit | 4 Or 5 E-W Fissure Veins 5 Or 6ft Wide At Most |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-1976 | Bainbridge, Terri L.; Miller, Pat | U.S. Geological Survey | |
| Updater | 01-MAR-1983 | Loen, Jeffrey S. (Pearson, Robert C.) | U.S. Geological Survey | |
| Reporter | 26-APR-1994 | Mayerle, Ronald T. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.