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  3. Mineral Resource Data System (MRDS)

Grum

Producer in Yukon Territory*, Canada with commodities Lead, Zinc, 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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Reserves and resources
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10073145
MRDS ID W018989
Record type Site
Current site name Grum

Geographic coordinates

Geographic coordinates: -133.25223, 62.29986 (WGS84)
Elevation 1200
Relative position NEAR FARGO NORTH OF VANGORDA CREEK, NE OF VANGORDA CREEK PROSPECT

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Canada Yukon Territory*

Comments on the location information

  • LAT. AND LONG. ARE ONLY AN EDUCATED GUESS BASED ON LOCATION DESCRIPTIONS

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Silver Primary

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore
Pyrite Gangue
Pyrrhotite Gangue

Analytical data

Result RESERVES AVG. 4.23% PB, 6.69% ZN, 64.4 G/MT AG

Mineral occurrence model information

Model code 208
USGS model code 31a
Deposit model name Sedimentary exhalative Zn-Pb
Mark3 model number 13

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Phyllite
    Rock unit name Phylite And Graphitic Schists
    Rock description Phylite And Graphitic Schists
    Stratigraphic age (youngest) Early Cambrian
    Stratigraphic age (youngest) Early Cambrian
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -133.25223, 62.29986
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Tintina Trench
Type of structure Local
Structure description Nw Trending Faults, Anvil (Mt. Mye) Batholith

Ore body information

  • General form TABULAR LENS
    Length 730M

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Large
Significant No
Discovery year 1974
Discoverer Aex Minerals

Mining district

District name Anvil District, Faro Area

Ownership information

  • Type Owner
    Owner Kerr Addison, Aex Minerals

Comments on the production information

  • PLAN 4990 MTPD OPEN PIT FOR 10 YEARS (18.1 MIL MT TOTAL) GRADING 3.92% PB, 6.68% ZN (6% PB - ZN COMBINED CUTOFF)

Reserves and resources

  • Type In-situ
    Estimate year 1976
    Total resources 35000000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 4.23 wt-pct Lead Major 1976
    Zinc Zn 6.69 wt-pct Zinc Major 1976
    Silver Ag 64.5 g/mt Silver Major 1976
  • Type In-situ
    Estimate year 1976
    Measured 196000000mt ore
    Indicated 3000000mt ore
    Inferred 23000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 4.34 wt-pct Lead Major 1976
    Zinc Zn 6.76 wt-pct Zinc Major 1976
    Silver Ag 65.5 g/mt Silver Major 1976
  • Type In-situ
    Name WEST ZONE
    Estimate year 1976
    Total resources 8000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 3.87 wt-pct Lead Major 1976
    Zinc Zn 6.47 wt-pct Zinc Major 1976
    Silver Ag 60.7 g/mt Silver Major 1976

Comments on the reserve resource information

  • ITEMS ONE, TWO, THREE - MAIN ZONE WITH 9% PB - ZN COMBINED CUTOFF. 3 M. MINIMUM MINING WIDTH. ITEM 4 - IS FOR SECTIONS EXTENDING WEST FROM THE MAIN BODY.

Comments on the workings information

  • $12 MIL SPENT TO 12-31-76 ON FEASIBILITY STUDIES. MAIN ORE ZONE 730 M LONG, MINIMUM 3 M WIDE. OTHER ZONES EXTEND WEST 240 M.

Reference information

Bibliographic references

  • Deposit

    1976, MINING ACTIVITY DIGEST 1-12-76 P. 21

  • Deposit

    1975, ENGINEERING AND MINING JOUR. 7-75 P. 17

  • Deposit

    TEMPLEMAN - KLUIT, D. J., 1972, GEOLOGY AND ORIGIN OF THE FARO, VANGORDA, AND SWIM CONCORDANT ZINC - LEAD DEPOSITS, CENTRAL YUKON T.; CAN. GEOL. SURV. BULL 208 73 P.

  • Deposit

    STAFF, 1976, NORTHERN MINER V62 NO 39 12-9-76 P. 1,8

  • Deposit

    MENZIE AND MOSIER, 1985: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 85-206, 17 P.

  • Deposit

    1974 DIREXPL KERR, AEX, 13 DD HOLES, ORE FOUN

  • Reserve-Resource

    NORTHERN MINER 12-9-76 V62 NO. 39 P. 1,8

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1976 Schruben, Paul G. U.S. Geological Survey
Updater 01-NOV-1987 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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

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