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  3. Mineral Resource Data System (MRDS)

East Basin Mine

Past Producer in Custer county in Idaho, United States with commodity Uranium
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Production statistics
  17. Reserves and resources
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. Reporter information

Geologic information

Identification information

Deposit ID 10070989
MRDS ID W014155
MAS/MILS ID 0160370542
Record type Site
Current site name East Basin Mine
Alternate or previous names East Basin Creek Group

Geographic coordinates

Geographic coordinates: -114.84453, 44.30128 (WGS84)
Elevation 2134
Relative position 3 MI SE OF POTATO MOUNTAIN

Site location context

Political divisions (FIPS codes)

Custer(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

East Basin Creek(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

Salmon-Challis National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Idaho Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 011N 014E 17,08 NE (08) Idaho

Commodities

Commodity Importance
Uranium Primary

Materials information

Materials Type of material
Uraninite Ore
Marcasite Gangue
Pyrite Gangue

Analytical data

Result CHEMICAL ANALYSIS INDICATED THE GRADE OF ORE WAS 0.30% U3O8

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Challis Volcanics-Basal Conglomerate, Arkosic Sandstone, Vitrain
    Rock description Challis Volcanics-Basal Conglomerate, Arkosic Sandstone, Vitrain
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Coal

Nearby scientific data

(1) -114.84453, 44.30128
ListMap

Economic information

Ore body information

  • Thickness 0.91M

Controls for ore emplacement

  • Buried Former Stream Channel

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discoverer Jerry Kofist

Mining district

District name Stanley District

Land status

Ownership category National Forest
Area name Challis National Forest

Ownership information

  • Type Operator
    Owner Vitro - Idaho Minerals Corp..
  • Type Owner
    Owner E. K. Evans

Production statistics

  • Year 1959
    Period 1958-1959
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^0.19% U3o8
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace U3O8 Ore Uranium Uranium 0wt-pct

Reserves and resources

  • Type In-situ
    Estimate year 1962
    Total resources 1000mt ore
    Commodity Subtype Grade units Group Importance Year
    Uranium U3O8 0.2 wt-pct Uranium Major 1962

Workings at the site

  • Type of workings Surface
    Area 0.347HA
    Overall length 67.06M
    Overall width 54.86M

Comments on the workings information

  • Development Concentrated On No. 1 Claim, Bulldozer Cuts

Comments on development

  • 11 Claims ; Econ.Com: Much Ground Water Affects Mining

Reference information

Bibliographic references

  • Reserve-Resource

    Choate, Raoul, 1962, Idaho Bur. Mines And Geol. Pamph. 126, P. 69.

  • Production

    Choate, Raoul, 1962, Idaho Bur. Mines And Geol. Pamphlet 126, P. 69

  • Deposit

    Choate, Raoul, 1962, Geology And Ore Deposits Of The Stanley Area: Idaho Bur. Mines And Geology Pamph. 126, 120 P.

  • Deposit

    Kern, B. F., 1959, Geology Of The Uranium Deposits Near Stanley, Custer County: Idaho Bur. Mines And Geology Pamph. 117, 40 P.

  • Deposit

    1959 Geolmap Ida. Bur. Mines And Geol. Pamph. 117

  • Deposit

    1962 Geolmap Ida. Bur. Mines And Geol. Pamph. 126

  • Deposit

    U.S. Bur. Mines Open-File Report MLA 6-91, 1991, Table A-3, No. 379, P. 195.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1975 Yett, Jay R.; Miller, Pat U.S. Geological Survey
Reporter 04-NOV-1992 Ridenour, James U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site