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Birch Island Uranium - Fluorspar Deposit

Producer in British Columbia, Canada with commodities Fluorine-Fluorite, REE, Strontium, Manganese, Iron, Uranium
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10069443
MRDS ID W006978
Record type Site
Current site name Birch Island Uranium - Fluorspar Deposit
Alternate or previous names Rexspar Property

Geographic coordinates

Geographic coordinates: -109.81756, 51.44994 (WGS84)
Relative position 3 KM. SOUTH OF BIRCH ISLAND R.R. STATION WHICH IS ABOUT 96 KM. NORTH OF KAMLOOPS, BRITISH COLUMBIA.

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Canada British Columbia

Comments on the location information

  • LAT. AND LONG. ARE APPROXIMATE

Commodities

Commodity Importance
Fluorine-Fluorite Critical Tertiary
REE Critical Tertiary
Strontium Tertiary
Manganese Critical Tertiary
Iron Tertiary
Uranium Tertiary

Comments on the commodity information

  • THE DEPOSITS CONTAINING THE MOST URANIUM DO NOT CONTAIN THE BEST CONCENTRATIONS OF FLUORSPAR

Materials information

Materials Type of material
Bastnasite Ore
Monazite Ore
Pitchblende Ore
Feldspar Gangue
Galena Gangue
Pyrite Gangue
Sericite Gangue
Celestite Unknown

Analytical data

Result FLUORSPAR DEPOSIT GRADES CAF2 - 29%. URANIUM ORE, WHICH IS IN PART COMBINED WITH THE FLUORSPAR DEPOSIT, GRADES U3O8 - 820 GM/MET. TON. RARE EARTHS - 0.6 TO 0.75% (CERIUM, YTTRIUM, LANTHANUM)

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte
    Rock unit name Porphyritic Trachytic Tuffs
    Rock description Porphyritic Trachytic Tuffs
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte

Nearby scientific data

(1) -109.81756, 51.44994
ListMap

Economic information

Ore body information

  • General form TABULAR
    Strike NE
    Dip 30 - 40 DEG NW
    Thickness 15M
    Length 300M
    Width 140M

Economic information about the deposit and operations

Development status Producer
Commodity type Both
Significant No
Discovery year 1918

Mining district

District name Birch Island Area

Ownership information

  • Type Owner
    Owner Rexspar Minerals And Chemicals Ltd.

Reserves and resources

  • Type In-situ
    Estimate year 1969
    Total resources 1800000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Fluorine-Fluorite CaF2 29 wt-pct Fluorine Trace 1969

Comments on the workings information

  • AS OF 1969, FLUORSPAR WAS STILL NOT BEING PRODUCED ALTHOUGH URANIUM PRODUCTION STARTED IN THE MID - 1950'S.

Comments on development

  • ECON.COM: LOW GRADE OF FLUORITE MAKES PROFITABLE EXTRACTION DIFFICULT

Reference information

Bibliographic references

  • Deposit

    , 1957, THE GEOLOGY OF CANADIAN INDUSTRIAL MINERAL DEPOSITS: CAN. INST. MINING & METALLURGY, 6TH COMMONWEALTH MINING AND METALL. CONGRESS, P. 90

  • Deposit

    BARTLEY, C.M., 1961, FLUORSPAR: CANADIAN DEPT. MINES AND TECH. SURVEYS, MINES BRANCH INFO. CIRC. IC 127, P. 51 & 52

  • Deposit

    SCOTT, J.W., 1954, THE REXSPAR URANIUM PROPERTY: WESTERN MINER & OIL REVIEW, DEC. 1954, V. 27, N. 12, P. 40 - 42.

  • Deposit

    COTE, P.R., 1969, PAST DECADE MARKS GROWTH FOR FLUORSPAR: THE NORTHERN MINER, NOV. 27, 1969, P. 59, 62

  • Reserve-Resource

    COTE, P.R., 1969, PAST DECADE...

General comments

Subject category Comment text
Deposit First Production Year: NO PRODUCTION OF CAF2

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1975 Schruben, Paul G. U.S. Geological Survey

Beyond USGS

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

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