Saddlehorn No. 3

Occurrence in Beaverhead county in Montana, United States with commodity Thorium
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. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10010322
MRDS ID D003927
Record type Site
Current site name Saddlehorn No. 3
Alternate or previous names Staatz Loc. No. 94

Geographic coordinates

Geographic coordinates: -113.47146, 44.90878 (WGS84)
Elevation 2774
Relative position 4 1/2 MILES SW OF LEMHI PASS

Site location context

Political divisions (FIPS codes)

Beaverhead(county)

Montana(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)

Red Rock(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Beaverhead-Deerlodge 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 Montana Beaverhead

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 011S 015W 05 Montana

Comments on the location information

  • LOCATION CONTINENTAL DIVIDE

Commodities

Commodity Importance
Thorium Primary

Materials information

Materials Type of material
Thorite Ore
Goethite Gangue
Magnetite Gangue
Monazite Gangue
Muscovite Gangue
Rutile Gangue

Analytical data

Result .16 PERCENT THORITE

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -113.47146, 44.90878

Economic information

Ore body information

  • Thickness 0.15M
    Length 91.44M

Controls for ore emplacement

  • Fault Zone

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Lemhi Pass

Comments on the workings information

  • PROSPECT PITS

Reference information

Bibliographic references

  • Deposit

    STAATZ, M. H., 1972 , GEOLOGY AND DESCRIPTION OF TH-BEARING VEINS IN LEMHI PASS QUAD., IDA. & MONT., USGS BULL. 1351

  • Deposit

    1972 GEOLMAP STAATZ, M. H., BULL 135

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1979 Doyle, Brien (Wells, John) U.S. Geological Survey

Beyond USGS

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