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  3. Mineral Resource Data System (MRDS)

Mobrun

Producer in Quebec, Canada with commodities Copper, Gold, Silver, Sulfur, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Ownership information
  9. Reserves and resources
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10230614
MAS/MILS ID 1220500070
Record type Site
Current site name Mobrun
Alternate or previous names 1100 Lens

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -78.89969, 48.38669 (WGS84)
Location accuracy 1000(meters)

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
Copper Primary
Gold Secondary
Silver Secondary
Sulfur Secondary
Zinc Critical Primary

Nearby scientific data

Ore Body (1) -78.89969, 48.38669
ListMap

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Producer
Commodity type Both
Significant Yes
Mining method Open Stope - Sublevel
Year of first production 1989
Milling method Flotation

Ownership information

  • Type Owner
    Owner Audrey Resources Ltd.
    Interest 100
    Home office Canada
    Year 1996
  • Type Owner
    Owner Cambior Inc.
    Home office Canada
    Year 1996
  • Type Operator
    Owner St. Joseph Explorations Ltd.
    Year 1977
  • Type Unknown
    Owner St. Joseph Minerals Corp.

Reserves and resources

  • Type In-situ
    Estimate year 1956
    Indicated 2720000mt ore
    Demonstrated 2720000mt ore
    Total resources 2720000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.69 wt-pct Copper Major 1956
    Zinc Zn 2.1799 wt-pct Zinc Major 1956
    Gold Au 1.78 g/mt Gold Minor 1956
    Silver Ag 21.3 g/mt Silver Minor 1956
  • Type In-situ
    Estimate year 1992
    Total resources 15500000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 4.64 wt-pct Zinc Major 1992
    Copper Cu 0.83 wt-pct Copper Major 1992
    Gold Au 1.2 g/mt Gold Minor 1992
    Silver Ag 36 g/mt Silver Minor 1992
  • Type In-situ
    Estimate year 1994
    Demonstrated 8464000mt ore
    Total resources 8464000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 4.49 wt-pct Zinc Major 1994
    Copper Cu 0.74 wt-pct Copper Major 1994
    Gold Au 1.2 g/mt Gold Minor 1994
    Silver Ag 32.3 g/mt Silver Minor 1994
  • Type In-situ
    Estimate year 1994
    Demonstrated 8464000mt ore
    Total resources 8464000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 4.49 wt-pct Zinc Major 1994
    Copper Cu 0.74 wt-pct Copper Major 1994
    Gold Au 1.2 g/mt Gold Minor 1994
    Silver Ag 32.3 g/mt Silver Minor 1994

Comments on the reserve resource information

  • OPERATION IS SCHEDULED TO RESTART EARLY 1995 WITH PRODUCTION COMMING FROM THE 1100 LENS DEVELOPMENT AT 2,000 MTPD. AVERAGE ANNUAL PRODUCTION FOR THE FIRST FIVE YEARS IS ESTIMATED AT 22,000 MT OF 20% CU CONC., 47,000 MT OF 54% ZN CONC., 358,000 OZ AG AND 23,800 OZ AU.

Reference information

Bibliographic references

  • Reserve-Resource

    NORTHERN MINER, 9/16/91, P.1,2.

  • Reserve-Resource

    NORTHERN MINER, 1/20/92, P.3.

  • Reserve-Resource

    CAMBIOR INC., 1992 ANNUAL REPORT, P.20.

  • Reserve-Resource

    METAL BULLETIN MONTHLY, 8/94, P.74.

  • Deposit

    AMERICAN METAL MARKET, 12/21/94, P.5.

  • Deposit

    MINING RECORD, 12/21/94, P.5.

  • Deposit

    MINING RECORD, V 106/N 1, 1/4/95, P.3.

  • Deposit

    MINING JOURNAL, 8/4/89, P.87.

  • Deposit

    MINING JOURNAL, 12/1/89, P.440,441.

  • Deposit

    MINING JOURNAL, 3/2/90, P.168.

  • Deposit

    ENGINEERING AND MINING JOURNAL, 9/90, P.103,104.

  • Deposit

    NORTHERN MINER, 12/3/90, P.1,19.

  • Deposit

    NORTHERN MINER, 11/12/90, P.16.

  • Deposit

    CANADIAN MINES HANDBOOK, 1991-92, P.53,256.

Reporter information

Type Date Name Affiliation Comment
Reporter 10-MAR-1997 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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