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Coppermine River Wreck Lake

Prospect in Northwest Territories, Canada with commodities Copper, Silver
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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. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Ownership information
  12. Reserves and resources
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10303247
MAS/MILS ID 1220300006
Record type Site
Current site name Coppermine River Wreck Lake
Alternate or previous names Coppermine River, Dot. No. 47 Zone, Wreck Lake, Coppermine River Ltd

Comments on the site names

  • OTHER NAMES: NEWCONEX, CONWEST, PENN CENTRAL EXPL., LTD. WRECK LAKE, DOT NO 47. NORTHERN MINER, 7/1/91, P.18. MR 223, NWT 124. (12/31/88)

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -116.41853, 67.40715 (WGS84)
Elevation 60
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Canada Northwest Territories

Commodities

Commodity Importance
Copper Primary
Silver Secondary

Materials information

Materials Type of material
Bornite Unknown
Chalcocite Unknown
Chalcopyrite Unknown
Covellite Unknown
Pyrite Unknown

Nearby scientific data

Ore Body (1) -116.41853, 67.40715
ListMap

Economic information

Ore body information

  • Strike N70W
    Dip 08S
    Thickness 11M
    Length 500M
    Width 200M
    Depth to top 20M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 BRECCIA FILL
    Shape of Orebody #2 MASSIVE
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control CONTACT ZONE
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. UNKNOWN
    Strike And Dip N70W:08S
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 5
    Min. Thick. Unconsol. Mat. 2
    Date of Last Modification 810211
  • Area 25HA
    Field Value
    Total Surface Area (HA) 25
    Date of Last Modification 910418

Comments on the geologic information

  • THE PRINCIPAL ORE MINERALS ARE CHALCOCITE AND BORNITE
  • GOLDER ASSOCIATES REPORTS A VERTICAL DIP FOR SULFIDE OREBODY BUT ALLAN & HORNBROOK (DEVELOPMENT OF GEOCHEMICAL TECHNIQUES IN PERMAFROST, COPPERMINE RIVER REGION, CAN MIN J. VOL 91, N. 4, 1970, P 45) REPORT 47-ZONE OREBODY DIPPING GENTLEY SOUTHWEST RATHER THAN VERTICAL.

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant Yes
Discovery year 1911
Mining method Open Pit
Milling method Flotation

Mining district

District name Coppermin River

Ownership information

  • Type Operator
    Owner Coppermine River Ltd.
    Home office Canada
    Year 1991
  • Type Owner
    Owner Noranda Inc.
    Interest 50
    Home office Canada
    Year 1991
  • Type Owner
    Owner Soloman Resources Ltd.
    Interest 50
    Home office Canada
    Year 1991

Comments on the ownership information

  • PAN CENTRAL EXPLORATIONS IS A DIVISION OF STANDARD OIL OF INDIANA, CHICAGO, ILLINOIS.

Reserves and resources

  • Type In-situ
    Estimate year 1989
    Indicated 3775000mt ore
    Demonstrated 3775000mt ore
    Total resources 3775000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.96 wt-pct Copper Major 1989
  • Type In-situ
    Estimate year 1968
    Inferred 3776000mt ore
    Total resources 3776000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silver Ag 11 g/mt Silver Minor 1968
    Copper Cu 2.96 wt-pct Copper Major 1968
  • Type In-situ
    Estimate year 1989
    Indicated 3775000mt ore
    Demonstrated 3775000mt ore
    Total resources 3775000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.96 wt-pct Copper Major 1989

Comments on the reserve resource information

  • R1 = M1C1. QUANTITY MATRIX 1 IS MINEABLE RESERVES AND INCLUDES A 10% DILUTION FACTOR. RESERVES ARE DILUTED WITH 10% WASTE CONTAINING 0.6% CU. IN-SITU ESTIMATE BASED ON 10% DILUTION AND 0.6% CU WASTE GRADE.

Workings at the site

  • Type of workings Surface
    Area 15HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method OPEN PIT
    Percent Waste Rock 67.4
    Avg. Overburden Thickness 20
    Primary Material Cover SAND, GRAVEL
    Secondary Material Cover HARD ROCKS
    Hardness of Ore HARD ROCKS
    Avg. Bench Height (meters) 7
    Max. Pit Slope (degrees) 45
    Capacity 714
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 37.5
    Units of Production $/MT ORE
    Operating Days per Year 350
    Operating Shifts per Day 3
    Year of Information 1989

Reference information

Bibliographic references

  • Ownership

    THE NORTHERN MINER, 7/1/91, P. 18.

  • Reserve-Resource

    MINING JOURNAL, 6/24/83, P. 431.

  • Reserve-Resource

    FINANCIAL POST SURVEY OF MINES, 1979, P. 62.

  • Reserve-Resource

    CANADIAN MINES HANDBOOK 1986-87, NORTHERN MINER PRESS,P.112.

  • Reserve-Resource

    CANADIAN MINERAL DEPOSITS NOT BEING MINED IN 1983, P. 287.

  • Reserve-Resource

    EMR CANADA, CANADIAN MINERAL DEPOSITE NOT BEING MINED IN

  • Reserve-Resource

    1989, MR 223, NOV. 1989, P. N.W.T. 124.

  • Deposit

    ALLAN, R.J., HORNBROOK, E.H.W., DEVELOPMENT OF GEOCHEMICAL

  • Deposit

    TECHNIQUES IN PERMAFROST, COPPERMINE RIVER REGION;

  • Deposit

    CANADIAN MINING JOURNAL, APRIL, 1970, P.45-49

  • Deposit

    JENNY, C. P. STRUCTURAL GEOLOGY OF CANADIAN ORE DEPOSITS,

  • Deposit

    VOL 2, THE COPPERMINE RIVER AREA, 1957, PP. 189-200.

  • Deposit

    MINERAL POLICY SECTOR, DEPT. OF ENERGY, MINES AND RESOURCES,

  • Deposit

    OTTAWA.

General comments

Subject category Comment text
Deposit THE DESCRIPTION OF THE OREBODY INDICATES A VOLCANOGENIC MASSIVE SULFIDE DEPOSIT OCCURING IN A BASALT-FLOW HORIZON.

Reporter information

Type Date Name Affiliation Comment
Reporter 09-SEP-94 Porter, Kenneth E. U.S. Bureau of Mines

Beyond USGS

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

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