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Moak Lake

Past Producer in Manitoba, Canada with commodities Nickel, Copper, 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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10103709
MRDS ID M046250
Record type Site
Current site name Moak Lake
Alternate or previous names Moak Mine

Geographic coordinates

Geographic coordinates: -97.53768, 55.96924 (WGS84)
Relative position 210 MILES NE OF THE PAS, 11 MILES EAST OF THOMPSON.

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Canada Manitoba

Commodities

Commodity Importance
Nickel Critical Primary
Copper Primary
PGE Critical Tertiary

Materials information

Materials Type of material
Pentlandite Ore
Pyrrhotite Ore

Alteration

  • (Local) Serpentinization, Mylonization Of Country Rock, Mylonization Of Country Rock.

Analytical data

Result NI = .45 TO .75% ORE

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Peridotite
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -97.53768, 55.96924
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Ne Trending Structures And A Parallel Steeply Dipping Regional Foliation.
Type of structure Local
Structure description Complexly Folded Metaseds. With Steeply Plunging Axes. Host Rock Has Synclinal Form Concordant With Surrounding Rocks.

Controls for ore emplacement

  • Series Of Subparallel Faults

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Thompson District

Ownership information

  • Type Owner
    Owner International Nickel Co. Of Canada, Ltd. (Inco)
    Home office Toronto, Ontario, Canada

Comments on the workings information

  • FIRST DISCOVERED IN 1956.

Reference information

Bibliographic references

  • Deposit

    MERTIE, 1969, ECON. GEOL. PT: US GEOLOGICAL SURVEY PROF. PAPER 630, P. 26, 27

  • Deposit

    ZURBRIGG, 1962, THOMPSON MINE GEOL: CANADIAN MIN. METALL. BULL. 56, P. 451, 453

  • Deposit

    ANNIS, CRANSTONE, AND VALEE, L978, KNOWN MIN. CA.: DEPT. OF ENERGY, MINES RESOURCES CA., BULL. MR 181.

  • Deposit

    COATS, QUIRKE, BELL, CRANSTONE, AND CAMPBELL, 1972: GEOLOGY AND MINERAL DEPOSITS OF FLIN FLON, LYNN LAKE AND THOMPSON AREAS, MANITOBA, AND THE CHURCHILL SUPERIOR FRONT OF THE WEST, PRECAMBRIAN SHIELD: 24TH INTERNATIONAL GEOLOGICAL CONGRESS, GUIDEBOOK FOR FIELD EXCURSION A31-C31, 96P.

General comments

Subject category Comment text
Deposit ONE SHAFT TO 7138 FEET IN 1969. DEEPEST OF ANY CONTINUOUS MINE SHAFT IN THE WESTERN HEMISPHERE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1975 Blair, Will N. U.S. Geological Survey
Updater 01-NOV-1979 Oster, Karel L. U.S. Geological Survey

Beyond USGS

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

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