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  3. Mineral Resource Data System (MRDS)

Idaho Thorium Showing No. 7

Occurrence in Lemhi county in Idaho, United States with commodity Thorium
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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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10071966
MRDS ID W015758
MAS/MILS ID 0160590743
Record type Site
Current site name Idaho Thorium Showing No. 7
Alternate or previous names Eckersett Radioactivity Occurrence

Geographic coordinates

Geographic coordinates: -113.5519, 44.9797 (WGS84)
Elevation 2042
Relative position 9.25 MI NE OF LEMHI

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Agency Creek(quadrangle 1:24,000 scale)

Leadore(quadrangle 1:100,000 scale)

Dubois(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lemhi(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management ID)

Bureau of Land Management ID BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Idaho Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 019N 024E 13 NWNE Idaho

Comments on the location information

  • More than mile SE of mouth of Poison Gulch on high divide between Pattee and Agency Creeks

Commodities

Commodity Importance
Thorium Primary

Comments on the commodity information

  • Small veins mildly radioactive.

Materials information

Materials Type of material
Thorite Ore
Feldspar Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Lemhi Quartzite-Impure Quartzite
    Rock description Lemhi Quartzite-Impure Quartzite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -113.5519, 44.9797
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Broad Se-Trending Laramide Thrust Zone

Ore body information

  • General form LENTICULAR
    Thickness 0.3M
  • General form LENTICULAR
  • General form LENTICULAR
  • General form LENTICULAR

Controls for ore emplacement

  • Fracture Zone

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Mcdevitt District

Land status

Ownership category BLM Administrative Area

Reference information

Bibliographic references

  • Deposit

    Anderson, A. L., 1961, Geology And Mineral Resources Of The Lemhi Quadrangle, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 124, 111 P.

  • Deposit

    Anderson, A. L., 1958, Uranium, Thorium, Columbium, And Rare Earth Deposits In The Salmon Region, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 115, 81 P.

  • Deposit

    Mitchell, V.E., et al; Mines And Prospects Map Series, 1981, Dubois Quad, Location No. 16

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1974 Miller, Pat J. U.S. Geological Survey
Reporter 14-NOV-1983 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

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

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