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  3. Mineral Resource Data System (MRDS)

Imuruk Basin Graphite

Past Producer in Alaska, United States with commodity Graphite
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10208639
MRDS ID A003653
MAS/MILS ID 0020430030
Record type Site
Current site name Imuruk Basin Graphite
Alternate or previous names Canyon, Black Bear, Sampson 1-4, Black Hawk, Black Eagle, Black Swan, Black Crow, Bunker Hill, Oseola, Uncle Sam Alaska Ltd., Alaska Graphite Co., Sacred Heart Lode, Raven, Duck, Seagull, Eagle, Ralph Lomen & Associates, Crow, Crane

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -165.55613, 65.03679 (WGS84)
Elevation 170
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Nome(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Teller A-2(quadrangle 1:63,360 scale)

Bendeleben SW(quadrangle 1:100,000 scale)

Teller(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Imuruk Basin(hydrologic unit)

Norton Sound(hydrologic accounting unit)

Northwest(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
Kateel River 005 S 034 W 21 E2E2SE Alaska

Commodities

Commodity Importance
Graphite Critical Primary

Materials information

Materials Type of material
Biotite Unknown
Garnet Unknown
Graphite Unknown
Quartz Unknown

Nearby scientific data

Ore Body (1) -165.55613, 65.03679
ListMap

Economic information

Ore body information

  • Strike N60W
    Dip 30N
    Thickness 2M
    Length 470M
    Width 25M
    Area 35HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 OTHER
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin METAMORPHISM
    Primary Ore Control LITHOLOGY
    Secondary Ore Control BEDDING
    Degree of Wallrock Alter. NONE
    Strike And Dip N60W:30N
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 35
    Date of Last Modification 831117

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Non-metallic
Significant Yes
Discovery year 1900
Mining method Open Pit
Year of first production 1907

Mining district

District name Port Clarence District

Mineral rights holdings

Type of mineral rights Located Claim
Type of mineral rights Unknown

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner N. B. Tweet And Sons
    Home office Alaska
    Year 1976

Comments on the reserve resource information

  • THIS DEPOSIT WAS EVALUATED IN 1976, AND NOT INCLUDED IN GRAPHITE AVAILABILITY STUDY.

Workings at the site

  • Type of workings Surface
    Area 20HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method QUARRY
    Avg. Bench Height (meters) 9
    Max. Pit Slope (degrees) 30
    Capacity 100
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 0
    Unit Production Cost 37.44
    Units of Production $/MT ORE
    Operating Days per Year 100
    Operating Shifts per Day 3
    Year of Information 1983

Reference information

Bibliographic references

Comments on the references

  • HEIDE, H., 1943, UNPB RPT GRAPHITE DEPOSITS OF IMURUK BASIN.

General comments

Subject category Comment text
Deposit USGS CRIB A003628 USGS CRIB A003675 USGS CRIB A003647

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1996 Dwb U.S. Bureau of Mines

Beyond USGS

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

Maps centered on this site

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.