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N. W. Prospecting & Development Prospect

Occurrence in Boundary county in Idaho, United States with commodities Thorium, REE
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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. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10093405
MRDS ID W007539
Record type Site
Current site name N. W. Prospecting & Development Prospect
Alternate or previous names Atomic Fuels Corporation

Geographic coordinates

Geographic coordinates: -116.4094, 48.98598 (WGS84)
Elevation 985
Relative position 4 MILES ESE OF PORTHILL

Site location context

Political divisions (FIPS codes)

Boundary(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Copeland(quadrangle 1:24,000 scale)

Bonners Ferry(quadrangle 1:100,000 scale)

Sandpoint(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Kootenai(hydrologic unit)

Kootenai(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Idaho Panhandle National Forests(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Idaho Boundary

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 065N 001W 13 Idaho

Comments on the location information

  • W. SIDE OF HALL MOUNTAIN AT END OF JEEP ROAD CONNECTED TO STATE HIGHWAY 1

Commodities

Commodity Importance
Thorium Tertiary
REE Critical Tertiary

Materials information

Materials Type of material
Allanite Ore
Cenosite Ore
Thorite Ore
Apatite Gangue
Calcite Gangue
Magnetite Gangue
Quartz Gangue

Alteration

  • (Local) Chlorite

Analytical data

Result RADIOACTIVITY READINGS 8 - 10 MR/HR AT THE 2 EXPOSURES.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Kaniksu Batholith-Granitic;Purcell Sill-Diorite
    Rock description Kaniksu Batholith-Granitic;Purcell Sill-Diorite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Prichard Formation-Quartzite
    Rock description Prichard Formation-Quartzite

Nearby scientific data

(1) -116.4094, 48.98598
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Nw - Trending Faults, Brecciation

Ore body information

  • General form LENS, STRINGERS
    Strike N 12 DEG W
    Dip 85 DEG E
    Length 106.68M
    Width 0.76M

Controls for ore emplacement

  • Fissures, Faults

Comments on the geologic information

  • MINERALIZATION WAS POST-BATHOLITH,

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1955

Mining district

District name Moyie - Yaak District

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner N. W. Prospecting And Developing Co. - Lessee

Comments on the workings information

  • TRENCH AND SHALLOW PIT; 2 DIAMOND DRILL HOLES ( 112, 57 FT DEEP ) CUT ONLY DIORITE

Comments on development

  • NORTHWEST PROSPECTING AND DEVELOPMENT CO. CHANGED ITS NAME TO THE ATOMIC FUELS CORPORATION

Reference information

Bibliographic references

  • Deposit

    ANDERSON, A. L., AND SAVAGE, C. N., 1964, MINERAL RESOURCES - THORIUM AND THE RARE EARTHS, IN MINERAL AND WATER RESOURCES OF IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY SPEC. REPT., NO. 1, P. 211 - 217.

  • Deposit

    LE MOINE, DENIS, 1960, GEOLOGY OF THORITE DEPOSITS OF THE HALL MOUNTAIN AREA, BOUNDARY COUNTY, IN STUDY OF TWO THORITE DEPOSITS: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET, NO. 122, P. 15 - 22.

  • Deposit

    LE MOINE, DENIS, 1959, THORITE DEPOSITS AND GENERAL GEOLOGY OF THE HALL MOUNTAIN AREA, BOUNDARY COUNTY, IDAHO: UNPUBLISHED THESIS, UNIV. IDAHO, 68 P.

  • Deposit

    ADAMS, J. W., AND OTHERS, 1964, AM. MINERALOGIST, V.49, NO. 11-12, P. 1736-1741.

  • Deposit

    1960 GEOLMAP IDAHO BUREAU OF MINES & GEOL. PAMPHLET NO. 122

  • Deposit

    1964 COMPILE IDAHO BUREAU OF MINES & GEOL. SPEC. RPT. NO. 1

General comments

Subject category Comment text
Deposit VEIN IN PIT STRIKES N 20 TO 30 DEG E, DIPS 75 TO 85 DEG NW; VEIN DESCRIBED ABOVE IN LENGTH AND WIDTH TRENDS N 16 DEG E, DIPS 62 DEG SE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1974 Miller, Pat J. U.S. Geological Survey

Beyond USGS

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

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