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  3. Mineral Resource Data System (MRDS)

Dumont Nickel Mine

Producer in Quebec, Canada with commodities Nickel, PGE
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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. Alteration
  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. Ownership information
  15. Reserves and resources
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10039245
MRDS ID M046840
Record type Site
Current site name Dumont Nickel Mine

Geographic coordinates

Geographic coordinates: -78.433, 48.64999 (WGS84)
Relative position 17 MI WEST OF AMDS, 37 MI NE ROUYN-NORANDA

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Canada Quebec

Commodities

Commodity Importance
Nickel Critical Primary
PGE Critical Tertiary

Materials information

Materials Type of material
Millerite Ore
Pentlandite Ore
Magnesite Gangue
Serpentine Gangue
Talc Gangue

Alteration

  • (Local) Greenschist Metamorphism

Analytical data

Result PRIMARY SULFIDES ARE APPROX 1 MM IN DIA., SECONDARY SULFIDES RANGE UP TO 100 MICRONS IN SIZE

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Neoarchean
    Stratigraphic age (youngest) Neoarchean
  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock

Nearby scientific data

(1) -78.433, 48.64999
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Trend Of Greenstone Belt

Ore body information

  • General form SILL-LIKE
    Strike N 60 W
    Dip 70 NE
    Thickness 800M
    Length 7000M
    Width 1000M

Controls for ore emplacement

  • Serpentinization Process Concentrates Nickel

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Large
Significant No
Discovery year 1970

Ownership information

  • Type Owner
    Owner Dumont Nickel Corp.

Reserves and resources

  • Type In-situ
    Estimate year 1973
    Total resources 500000000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Nickel Ni 0.33 wt-pct Nickel Major 1973

Comments on the workings information

  • SILL IS 7 KMX 1 KM

Comments on development

  • ECON.COM: DEPOSIT IS LARGE BUT OF LOW GRADE

Reference information

Bibliographic references

  • Deposit

    BESSON AND CAPITANT, 1976 , NI OF ABITIBI, CA: BULL. BRGM (IN FRENCH)

  • Deposit

    CANADIAN MINES HANDBOOK, 1974 - 1975 : THE NORTHERN MINER, P. 115

  • Deposit

    MINING MAGAZINE, SEPT. 1974 , P. 207

  • Deposit

    SKINNER, W., 1973 , MIN. INTERNATIONAL YEARBOOK: FINANCIAL TIMES, LONDON, P. 225

  • Deposit

    5) ECKSTRAND, 1975 , DUMONT SERPENTINITE: ECON. GEOL. V. 70 , NO. 1

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1978 Blair, Will N. U.S. Geological Survey

Beyond USGS

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

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