Lynn Lake

Producer in Manitoba, Canada with commodities Copper, Nickel, Platinum, Zinc, Gold, Cobalt
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. Geologic structures
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Production statistics
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10106889
MRDS ID M046247
Record type Site
Current site name Lynn Lake
Alternate or previous names Sherritt - Gordon Mines, Ltd.

Geographic coordinates

Geographic coordinates: -101.05313, 56.85285 (WGS84)
Relative position 145 MI. NW 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
Copper Primary
Nickel Critical Primary
Platinum Critical Tertiary
Zinc Critical Tertiary
Gold Tertiary
Cobalt Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Magnetite Ore
Marcasite Ore
Pentlandite Ore
Pyrite Ore
Pyrrhotite Ore
Actinolite Gangue
Labradorite Gangue

Analytical data

Result CONCENTRATE ANALYSIS, NI 12%, CU 1.5% CO .7%

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock
    Rock unit name Lynn Lake Gabbro';El Gabbro
    Rock description Lynn Lake Gabbro';El Gabbro
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock

Nearby scientific data

(1) -101.05313, 56.85285

Economic information

Geologic structures

Type of structure Regional
Structure description Volcanic And Sedimentary Country Rock With Discordant Intrusives; Several Ne Trending Faults Steeply Dipping To The West.

Ore body information

  • General form PIPE-LIKE BODIES

Controls for ore emplacement

  • Shear And Breccia Zones In Intrusives

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1941
Year of first production 1954
Production years 1953

Mining district

District name The Pas Mining District

Ownership information

  • Type Owner-Operator
    Owner Sherritt Gordon Mines, Ltd.

Production statistics

  • Year 1973
    Period 1954-1973
    Material CU
    Accuracy Estimate
    Description Cp_Grade: ^"El" Orebody Yielded Ni=2.5%, Cu=0.93%
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Copper Copper 1wt-pct
    Nickel Nickel 3wt-pct

Comments on the reserve resource information

  • ITEM 3: COATS, QUIRKE AND OTHERS, 1972, GEOL. AND MIN. DEP. OF FLIN FLON,..., 24TH INTERNATIONAL GEOL. CONG.

Comments on the workings information

  • PROPERTY OWNED BY SHERRITT - GORDON MINES, LTD.

Comments on development

  • ORE DEPOSITS DISCOVERED BY PROSPECTING

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    ZURBRIGG, 1962, THOMPSON MINE GEOL: CAN. MIN. METALL. BULL. 56, P. 452

  • Deposit

    SHERRITT - GORDEN LYNN LAKE PROJECT, 1955: TRANS. CAN. INST. OF MIN. METALL, V. LVIII, P. 187

  • Deposit

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

  • Production

    (CUMMULATIVE PRODUCTION) ITEM 3; COATS, QUIRKE AND OTHERS, 1972, GEOL. AND MIN. DEP. OF FLIN FLON,..., 24TH INTERNATIONAL GEOL. CONGR.

  • Reserve-Resource

    TRANS. CAN. INST. MIN. METALL, V. LVIII, 1955

General comments

Subject category Comment text
Deposit TWELVE ORE BODIES IN LYNN LAKE AREA ARE STEEPLY DIPPING AND IRREGULAR IN HORIZONTAL AND VERTICAL DIMENSIONS.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1975 Blair, Will N. U.S. Geological Survey
Updater 01-JAN-1980 Oster, Karel L. U.S. Geological Survey

Beyond USGS

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