Bear Lodge Mountains area

Prospect in Crook county in Wyoming, United States with commodities REE, Niobium (Columbium), Thorium, Gold, Silver, Copper, Uranium
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. Mineral occurrence model information
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10090629
MRDS ID D001897
MAS/MILS ID 560110273
Record type Deposit
Mineralized Area Bear Lodge Mountains area
Current site name Bear Lodge Mountains area
Alternate or previous names Bear Lodge, Bear Lodge Property

Geographic coordinates

Point of reference Approximate
Geographic coordinates: -104.44278, 44.49139 (WGS84)
Location accuracy 100(meters)
Relative position Location given is for top of Bull Hill in the vicinity of the most intense exploration activity. 90 unpatentented mining claims plus a 640-acre lease covers 2,100 acres. Most of the claims are in Secs. 17, 18, 21, and 33.

Site location context

Political divisions (FIPS codes)

Crook(county)

Wyoming(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sundance West(quadrangle 1:24,000 scale)

Sundance(quadrangle 1:100,000 scale)

Gillette(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Belle Fourche(hydrologic unit)

Belle Fourche(hydrologic accounting unit)

Cheyenne(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Black Hills 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 Wyoming Crook

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 52N 063W mostly in 17, 18, 21, 33 (and others) Wyoming

Commodities

Commodity Importance
REE Critical Primary
Niobium (Columbium) Critical Primary
Thorium Secondary
Gold Primary
Silver Secondary
Copper Secondary
Uranium Tertiary

Mineral occurrence model information

Model code 27
USGS model code 11
Deposit model name Alkaline complexes

Nearby scientific data

Approximate (1) -104.44278, 44.49139

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant Yes
Mining method Open Pit

Mining district

District name Bear Lodge Mountains
District name Sundance

Mineral rights holdings

Type of mineral rights State Lease
Type of mineral rights Located Claim

Land status

Ownership category National Forest
Area name Black Hills National Forest
Ownership category State
Area name State of Wyoming

Ownership information

  • Type Lessee
    Owner Rare Earth Element Resources
    Interest 100
    Home office 325 Howe St, Suite. 410 Vancouver, BC V6C 1Z7 Canada
    Year 2009

Comments on the reserve resource information

  • Total inferred resource (43-101 compliant) is 9.8 million tons at 4.1% REO (rare-earth oxides) using cutoff of 1.5% REO.

Reference information

Bibliographic references

  • Deposit

    PARKER, R. L., 1963, NIOBIUM AND TANTALUM IN THE US, USGS MAP MR-36, scale 1:3,168,000, 8 p. pamphlet.

  • Deposit

    Nobel, A.C., 2009, Technical report on the mineral resources of the Bear Lodge Rare-Earths Project: Prepared for Rare Element Resources Ltd., by Alan C. Nobel, Ore Reserves Engineering, in association with James G. Clark and Donald E. Ranta, Rare Element Resources Ltd., April 10, 2009, 171 p. [43-101 compliant technical report filed with Sedar.com, April 14, 2009]

  • Deposit

    Staatz, M.H., 1983, Geology and description of thorium and rare-earth deposits in the southern Bear Lodge Mountains, northeastern Wyoming: U.S. Geological Survey Professional Paper 10-49-D, 52 p, 1 plate, scale 1:24,000.

  • Deposit

    Wilburn, D.R., and Stanley, K.A., 2013, Exploration Review: Mining Engineering, v. 65, no. 5, p. 39.

Comments on the references

  • Proven + Probable resource given as 224,000 tons REO (rare-earth oxide) (Wilburn and Stanley, 2013)

General comments

Subject category Comment text
General Deleted 2 newly entered records for this same deposit after determining they were duplicates. 10400348 and 10400349.
Deposit "Niobioum and rare-earth minerals in iron-manganese-rich veins in Tertiary igneous rocks." (MR-36, p. 7)

Reporter information

Type Date Name Affiliation Comment
Reporter 1975-04-01 Parker, Raymond L. U.S. Geological Survey
Reporter 1995-03-02 Unknown U.S. Bureau of Mines Very poor record had no reference or any other way to verify the information.
Editor 2010-01-07 Wilson, Anna B. U.S. Geological Survey revised 01-jun-2010, 03-aug-2011

Beyond USGS

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