| Deposit ID | 10096301 |
|---|---|
| MRDS ID | W014189 |
| MAS/MILS ID | 0160370199 |
| Record type | Site |
| Current site name | Last Chance Number Five Prospect |
| Alternate or previous names | Last Chance No. 5 Prospect |
| Geographic coordinates: | -114.62812, 44.19239 (WGS84) |
|---|---|
| Elevation | 2225 |
| Relative position | 15.5 MI E OF STANLEY, IDAHO |
Political divisions (FIPS codes)
Custer(county)
Idaho(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Robinson Bar(quadrangle 1:24,000 scale)
White Cloud Peaks(quadrangle 1:100,000 scale)
Challis(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Salmon(hydrologic unit)
Salmon(hydrologic accounting unit)
Lower Snake(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Sawtooth National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
Cecil D. Andrus-White Clouds Wilderness(Wilderness)
Wilderness FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Idaho | Custer |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Boise | 010N | 016E | 18 | E2 | Idaho |
| Commodity | Importance |
|---|---|
| Lead | Primary |
| Silver | Tertiary |
| Zinc Critical | Tertiary |
| Gold | Tertiary |
| Materials | Type of material |
|---|---|
| Anglesite | Ore |
| Covellite | Ore |
| Cubanite | Ore |
| Jamesonite | Ore |
| Sphalerite | Ore |
| Tetrahedrite | Ore |
| Calcite | Gangue |
| Pyrite | Gangue |
| Result | 2 CHIP SAMPLES ACROSS SHEAR ZONE: \n0.1 OZ AG/TON\n0.16% ZN. |
|---|---|
| Result | SELECT GRAB SAMPLE: \n4.0% ZN, \nMINOR AU, AG, PB. |
| Host or associated | Associated | ||||||
|---|---|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Quartz Monzonite | ||||||
| Rock unit name | Idaho Batholith-Quartz Monzonite | ||||||
| Rock description | Idaho Batholith-Quartz Monzonite | ||||||
| |||||||
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Argillite |
| Rock unit name | Wood River Formation-Quartzites;Milligen Formation-Carbonaceous Argillites |
| Rock description | Wood River Formation-Quartzites;Milligen Formation-Carbonaceous Argillites |
| (1) | Sedimentary rocks (Mississippian). |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Idaho Batholith |
| Strike | N - S |
|---|---|
| Dip | STEEPLY E |
| Operation type | Underground |
|---|---|
| Development status | Prospect |
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Boulder Cr. District |
|---|
| Ownership category | National Forest |
|---|---|
| Area name | Challis National Forest |
| Type of workings | Underground |
|---|---|
| Length | 22.86M |
| Overall depth | 15.24M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W014189 | |
| Idaho Geological Survey | Idaho Mines and Prospects | IMP | CH1271 | http://www.idahogeology.org/ |
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0160370199 | data consolidated into this record |
Kern, Richard, R., 1972, Geology And Economic Deposits Of The Slate Creek Area, Custer County, Idaho: Pocatello, Idaho, Idaho State Univ. Ms Thesis.
IBMG Mines & Prospects Of The Challis Quad, 1982, Mitchell
Vannoy And Others, 1986, USGS Bulletin 1545e, P. 278, No. 66
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1975 | Yett, Jay R.; Miller, Pat | U.S. Geological Survey | |
| Reporter | 30-JUN-1992 | McHugh, Edward L. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.