| Deposit ID | 10070396 |
|---|---|
| MRDS ID | W013305 |
| Record type | Site |
| Current site name | Armstrong Prospect |
| Alternate or previous names | Donna No. 1 |
| Geographic coordinates: | -113.92812, 45.08099 (WGS84) |
|---|---|
| Elevation | 1341 |
| Relative position | 6.9 MI S12W OF SALMON |
Political divisions (FIPS codes)
Lemhi(county)
Idaho(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Williams Lake(quadrangle 1:24,000 scale)
Salmon(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)
| Country | State | County |
|---|---|---|
| United States | Idaho | Lemhi |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Boise | 020N | 021E | 12 | NW | Idaho |
| Commodity | Importance |
|---|---|
| Uranium | Primary |
| Materials | Type of material |
|---|---|
| Carnotite | Ore |
| Hematite | Gangue |
| Result | SELECTED SAMPLES TO ASSAY .2 - 1.0% U3O8 |
|---|
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||||||
| Rock unit name | Challis Volcanics-Rhyolite | ||||||
| Rock description | Challis Volcanics-Rhyolite | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
| Rock unit name | Challis |
| Rock description | Challis |
| (1) | -113.92812, 45.08099 |
|---|
| Strike | N 50 E |
|---|---|
| Dip | 60 SE |
| Width | 1.22M |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Eureka District |
|---|
| Ownership category | BLM Administrative Area |
|---|
| Type | Owner |
|---|---|
| Owner | Hepburn T. Armstrong |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W013305 | |
| Idaho Geological Survey | Idaho Mines and Prospects | IMP | DI_128 | http://www.idahogeology.org/ |
Armstrong, F. C., 1964, Mineral Resources - Uranium, In Mineral And Water Resources Of Idaho: Idaho Bureau Of Mines And Geology Special Report No. 1, P. 233 - 239.
Powers, Harold A., 1955, Armstrong Prospect: Idaho Bureau Of Mines And Geology Open - File Report, 3 P.
1955 Other Idaho Bureau Of Mines And Geology; Open - File Report
1964 Compile Idaho Bureau Of Mines And Geology Special Report No. 1
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-1976 | Bainbridge, Terri L.; Miller, Pat | U.S. Geological Survey | |
| Updater | 01-APR-1980 | Loen, Jeffrey S. (Pearson, Robert C.) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.