Lac Des Iles

Producer in Ontario, Canada with commodities Copper, Gold, Nickel, PGE, Palladium, Platinum
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Ownership information
  11. Reserves and resources
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10182094
MAS/MILS ID 1220400107
Record type Site
Current site name Lac Des Iles
Alternate or previous names No Alternate Names, Lac Des Isles

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -89.57729, 49.18331 (WGS84)
Elevation 478
Location accuracy 10000(meters)

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Canada Ontario

Commodities

Commodity Importance
Copper Secondary
Gold Secondary
Nickel Critical Secondary
PGE Critical Primary
Palladium Critical Primary
Platinum Critical Primary

Materials information

Materials Type of material
Chalcopyrite Unknown
Pentlandite Unknown
Pyrite Unknown
Pyrrhotite Unknown

Nearby scientific data

Ore Body (1) -89.57729, 49.18331

Economic information

Ore body information

  • Strike N20W
    Dip 90E
    Length 600M
    Width 115M
    Depth to top 400M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 STOCKWORK
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin METAMORPHISM
    Primary Ore Control CONTACT ZONE
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N20W:90E
    Minimum Depth to Top 183
    Date of Last Modification 911008
  • Area 310HA
    Field Value
    Total Surface Area (HA) 310
    Date of Last Modification 911008

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Metallic
Significant Yes
Discovery year 1963
Mining method Open Pit
Year of first production 1990
Milling method Flotation

Comments on exploration

  • PROPERTY HAS BEEN EXPLORED BY 85,000 FT OF DIAMONT DRILLING. PT

Ownership information

  • Type Owner-Operator
    Owner Madeleine Mine Ltd
    Home office Canada
    Year 1990
  • Type Owner-Operator
    Owner North America Palladium
    Interest 100
    Home office Canada
    Year 1996

Comments on the ownership information

  • IN 4/20/94 MINING RECORD OWNER IS LISTED AS LAC DES LES LTD. BELLETERRE QUEBE C MINES CONTROLS BOSTON BAY MINES. J.P. SHERIDAN GEOPHYSICS LTD. (OF TORONTO) CONTROLS BELLETERRE.

Reserves and resources

  • Type In-situ
    Estimate year 1975
    Indicated 20000000mt ore
    Demonstrated 20000000mt ore
    Total resources 20000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Nickel Ni 0.1 wt-pct Nickel Minor 1975
    Gold Au 0.31 g/mt Gold Minor 1975
    Palladium Pd 4.76 g/mt PGE Major 1975
    Copper Cu 0.1 wt-pct Copper Minor 1975
    Platinum Pt 0.53 g/mt PGE Major 1975

Comments on the reserve resource information

  • RESOURCES: C-ZONE HALO 900,000 MT NO GRADE: RUBY ZONE HALO 6,490,000 MT NO GRADE, 1987 YR, BIB 015-017.
  • PLATINUM REPORT, ENERGY,MINES AND RESOURCES CANADA P.23
  • M1C1=M9C4. ON 50 PCT LEVEL, RESOURCES INCLUDE UNDERGROUND RESOURCES TO 1500 FEET AT GRADE AS 75 PCT LEVEL.
  • TO PD RATIO IS ABOUT 1:7. MOST RECENT REF. MINING RECORD VOL 87 NO. 37 SEPT 10, 1986.

Workings at the site

  • Type of workings Surface
    Area 280HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method OPEN PIT
    Capacity 3000
    Capacity Units MT ORE/DAY
    Unit Production Cost 6.25
    Units of Production $/MT ORE
    Year of Information 1981

Comments on other economic factors

  • CONCENTRATE IS SHIPPED TO FALCONBRIDGE LTD. IN SUDBURY (4/94)
  • EXPECTED MINE LIFE IS TEN YEARS ON BASIS OF @675000 MT ORE/YR GRADING 0.63 G PT/MT UNTIL DEPLETION OF RESERVES. MINE PRODUCTION BEGAN IN 1990.

Reference information

Bibliographic references

  • Reserve-Resource

    ANNIS, R.C., D.A. CRANSTONE AND M.VALLEE, A SURVEY OF KNOWN

  • Reserve-Resource

    MINERAL DEPOSITS IN CANADA THAT ARE NOT BEING MINED;

  • Reserve-Resource

    ENERGY, MINES AND RESOURCES CANADA, MINERALS, MR 181,1978

  • Reserve-Resource

    P.68.

  • Reserve-Resource

    MINERAL DEVELOP SECTOR, DEPARTMENT OF ENERGY, MINES AND

  • Reserve-Resource

    RESOURCES, OTTAWA, 1975.

  • Reserve-Resource

    'REVIEW OF PLATINUM GROUP ELEMENTS IN ONTARIO', MINERAL

  • Reserve-Resource

    POLICY BACKGROUND PAPER NO: 24, ONTARIO MINISTRY OF

  • Reserve-Resource

    NORTHERN DEVELOPMENT AND MINES.

  • Reserve-Resource

    PLATINUM-CANADA, PUBLICATION OF MINISTRY OF ENERGY, MINES

  • Reserve-Resource

    AND RESOURCES, CANADA, P23.

  • Deposit

    CANADIAN MINES HANDBOOK 1979-80, NORTHERN MINER PRESS LTD.,

  • Deposit

    P.43.

  • Deposit

    NORTHERN MINER, BOSTON BAY MINES IN NEGOTIATIONS ON

  • Deposit

    PLATINUM BET; JULY 13, 1978, P.1.

  • Deposit

    NORTHERN MINER, PLATINUM GROUP METALS ARE MINED IN CANADA;

  • Deposit

    OCT.26, 1978, P.18.

  • Deposit

    PLATINUM INTERIM REVIEW, 1990. JOHNSON, MATTHEW.

  • Deposit

    'PROGRESS AT LAC DES ILES PT-PA PROJECT', MINING MAGAZINE,

  • Deposit

    SEPTEMBER, 1987.

General comments

Subject category Comment text
Deposit MINE MINERALIZED ZONES OCCUR IN AN AREA 2.8 KM NORTH TO SOUTH AND 0.4 KM EAST TO WEST. "ROBY" ZONE HAS AVERAGE WIDTH OF 30-46 M AND LENGTH OF 2720 M. "C" ZONE IS 152 M EAST TO WEST AND 46 M NORTH TO SOUTN. DATA IN GEOMETRY TABLE IS FOR PRIMARY ORE BODY (ROBY ZONE) ONLY.

Reporter information

Type Date Name Affiliation Comment
Reporter 23-SEP-96 Minerals Availability Field Office (Mafo) U.S. Bureau of Mines

Beyond USGS

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