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  3. Mineral Resource Data System (MRDS)

Thorite No. 3 Deposit

Occurrence in Lemhi county in Idaho, United States with commodities Thorium, REE, Titanium
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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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10072046
MRDS ID W015867
MAS/MILS ID 0160590766
Record type Site
Current site name Thorite No. 3 Deposit

Geographic coordinates

Geographic coordinates: -113.4828, 44.96129 (WGS84)
Elevation 2048
Relative position 8 MI E OF TENDOY

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lemhi Pass(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 025E 22 NWSESW Idaho

Commodities

Commodity Importance
Thorium Primary
REE Critical Tertiary
Titanium Critical Tertiary

Materials information

Materials Type of material
Rutile Ore
Thorite Ore
Barite Gangue
Goethite Gangue
Magnetite Gangue
Microcline Gangue
Pyrite Gangue
Quartz Gangue
Specularite Gangue

Alteration

  • (Local) Chlorite
  • (Local) Epidote

Analytical data

Result 1 CHIP SAMPLE HAD 0.38% THO2

Host and associated rocks

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

Nearby scientific data

(1) -113.4828, 44.96129
ListMap

Economic information

Ore body information

  • Thickness 0.15M
    Length 106.68M

Comments on the geologic information

  • Original alteration entry:
    Local - Chlorite, Epidote

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Lemhi Pass Area

Land status

Ownership category BLM Administrative Area

Reference information

Bibliographic references

  • Deposit

    Staatz, M. H., 1972, Geology And Description Of The Thorium-Bearing Veins, Lemhi Pass Quadrangle, Idaho And Montana: USGS Bull 1351, 94 P

  • Deposit

    V.E. Mitchell, Et. Al; Mines And Prospects Map Series, 1981, Dubois Quad, Location No. 72

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1977 Siefken, Robert R. (Miller, Pat) 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.

Maps centered on this site