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  3. Mineral Resource Data System (MRDS)

Sa Dena Hes

Producer in Canada with commodities Lead, Silver, 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. Production statistics
  10. Reserves and resources
  11. Workings at the site
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10303308
MAS/MILS ID 1220600035
Record type Site
Current site name Sa Dena Hes
Alternate or previous names Mt. Hundere

Geographic coordinates

Geographic coordinates: -128.50192, 60.33318 (WGS84)

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country
Canada

Commodities

Commodity Importance
Lead Secondary
Silver Secondary
Zinc Critical Primary

Nearby scientific data

(1) -128.50192, 60.33318
ListMap

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Producer
Commodity type Metallic
Significant Yes
Mining method Open Stope - Room and Pillar
Year of first production 1992
Milling method Flotation

Ownership information

  • Type Owner-Operator
    Owner Curragh Resources
    Interest 80
    Home office Canada
    Year 1992
  • Type Owner
    Owner Hillsborough Resources Ltd.
    Interest 20
    Home office Canada
    Year 1992
  • Type Owner
    Owner Korea Zinc
    Interest 50
    Year 1994
    First year 1994
  • Type Owner
    Owner Cominco
    Interest 25
    Year 1994
    First year 1994
  • Type Owner
    Owner Teck
    Interest 25
    Year 1994
    First year 1994

Production statistics

  • Year 1991
    Description Mt Ore/Yr 45000 Mt Pb/Zn Conc/Yr
  • Year 1992
    Description Contained Lead Produced 31000 Mt
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Lead Lead 31000mt
  • Year 1993
    Description Est. Contained Lead Produced 0 Mt

Reserves and resources

  • Type In-situ
    Estimate year 1992
    Measured 75mt ore
    Indicated 3910mt ore
    Demonstrated 3985mt ore
    Total resources 3985mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 4.6 wt-pct Lead Minor 1992
    Zinc Zn 12.7 wt-pct Zinc Major 1992
    Silver Ag 63.3 g/mt Silver Minor 1992
  • Type In-situ
    Estimate year 1996
    Demonstrated 1400000mt ore
    Total resources 1400000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 10.2 wt-pct Zinc Major 1996
    Lead Pb 2.5 wt-pct Lead Minor 1996
    Silver Ag 44 g/mt Silver Minor 1996
  • Type In-situ
    Estimate year 1996
    Demonstrated 1400000mt ore
    Inferred 400000mt ore
    Total resources 1800000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 9.34 wt-pct Zinc Major 1996
    Lead Pb 2.33 wt-pct Lead Minor 1996
    Silver Ag 39.2 g/mt Silver Minor 1996
  • Type In-situ
    Estimate year 1996
    Inferred 700000mt ore
    Total resources 700000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 11.8 wt-pct Zinc Major 1996
    Lead Pb 4.6 wt-pct Lead Minor 1996
    Silver Ag 59 g/mt Silver Minor 1996

Comments on the reserve resource information

  • FROM COMINCO 1997 ANNUAL REPORT, ALSO R-2
  • FOUR DISTINCT ORE BODIES EXIST: JEWELLBOX HILL, BURNICK, GRIBBLER RIDGE AND ATILLA.

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method ROOM AND PILLAR 10-34
    Year of Information 1992

Reference information

Bibliographic references

  • Deposit

    CURRAGH RESOURCES CORP-WORLD ATTENTION TO MINING ANNUAL 1992

  • Deposit

    CANADIAN MINES HANDBOOK-1991-92-"CURRAGH RESOURCES" PG.127.

  • Deposit

    REFER TO MT. HUNDERE.

  • Deposit

    *CRU METAL MONITOR, ZINC, SEPT. 1991, P. 8.

  • Deposit

    *CRU MONITOR, LEAD, APRIL 1994, P. 7.

  • Production

    *CRU QUARTERLY MARKET SERVICE, LEAD, JAN. 1994, P. 34.

  • Deposit

    COMINCO LTD. 1995 REPORT., PG. 35.-ADIT & RESOURCE

Reporter information

Type Date Name Affiliation Comment
Reporter 25-JUL-1997 Difrancesco, Carl A. 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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