1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Shear Zone

Occurrence in Beaverhead county in Montana, 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. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10010323
MRDS ID D003928
Record type Site
Current site name Shear Zone
Alternate or previous names Staatz Loc. No. M3
Related records 10197001

Geographic coordinates

Geographic coordinates: -113.46312, 44.94739 (WGS84)
Elevation 2256
Relative position 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)

Lemhi(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(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 010S 015W 20,28 Montana

Comments on the location information

  • LOCATED SOUTH OF NORTH FRYING PAN CREEK.

Commodities

Commodity Importance
Thorium Primary

Materials information

Materials Type of material
Thorite Ore
Barite Gangue
Brockite Gangue
Goethite Gangue
Magnetite Gangue
Microcline Gangue
Monazite Gangue
Rutile Gangue
Specularite Gangue

Analytical data

Result RANGE FROM .0081 TO 2.49 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) -113.46312, 44.94739
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Biotitic Igneous Dike Lies Next To The Vein

Ore body information

  • Strike N 55 W
    Dip 65 - 81 SW
    Thickness 0.76M
    Length 1828.8M

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

Ownership information

  • Type Operator
    Owner Sawyer Petroleum Co.

Comments on the workings information

  • TRENCHES AND 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

    GEACH, R. D., 1972 , MINES AND MINERAL DEPOSITS, BEAVERHEAD, MONT., MONT. BUR. OF MINES AND GEOLOGY, BULL 85 .

  • Deposit

    1972 GEOLMAP GEACH, BULL 85.

  • Deposit

    1972 GEOLMAP STAATZ, BULL 1351

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.

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