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  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Kemi Mine

Producer in Finland with commodity Chromium
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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. Production statistics
  13. Reserves and resources
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10279553
MAS/MILS ID 4050450001
Record type Site
Current site name Kemi Mine
Alternate or previous names No Alternate Names

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 24.55325, 65.75856 (WGS84)
Elevation 50

Site location context

Political divisions (FIPS codes)

Finland(country)

Europe(continent)

Land(continent)

Geographic areas

Country
Finland

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Unknown
Hematite Unknown
Ilmenite Unknown
Magnetite Unknown
Rutile Unknown
Serpentine Unknown
Talc Unknown

Nearby scientific data

Ore Body (1) 24.55325, 65.75856
ListMap

Economic information

Ore body information

  • Strike N45W
    Dip 70N
    Thickness 2M
    Length 4500M
    Width 65M
    Depth to top 55M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 OTHER
    Shape of Orebody #1 TABULAR
    Shape of Orebody #2 LENTICULAR
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control IGNEOUS
    Secondary Ore Control FOLDING
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N45W:70N
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 5
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 830718
  • Area 6750HA
    Field Value
    Total Surface Area (HA) 6750
    Date of Last Modification 910418

Comments on the geologic information

  • THE TYPE OF BODY IS A SILL-TYPE INTRUSION. "OTHER" IN THE ROCK DATA SET INDICATES TALCOSE ROCK.

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Metallic
Significant No
Discovery year 1959
Year of first production 1967

Mining district

District name Elijarvi District

Ownership information

  • Type Owner-Operator
    Owner Outokumpu Oy
    Interest 100
    Home office Finland
    Year 1980

Production statistics

  • Year 1980
    Description 800000 Mt Ore/Yr
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Chromium Chromium 800000mt

Comments on the production information

  • PRODUCTS B & C ARE SUITABLE FOR METALLURGICAL AND CHEMI USE. PRODUCT PA IS SUITABLE FOR CHEMICAL AND REFRACTORY USE.

Reserves and resources

  • Type In-situ
    Estimate year 1981
    Inferred 50000mt ore
    Total resources 50000mt ore
    Commodity Subtype Grade units Group Importance Year
    Chromium Cr2O3 27 wt-pct Chromium Major 1981

Comments on the reserve resource information

  • THE RESERVE FIGURE OF 50 MILLION TONS INCLUDES EIGHT SEPARATE ORE BODIES SPREAD OVER A LENGTH OF 4.5 KM. THIS TONNAGE REPRESENTS OPEN PITTABLE AND UNDERGROUND MINEABLE ORE; 17 MILLION TONS ARE CURRENTLY READY FOR MINING.

Workings at the site

  • Type of workings Surface
    Area 6750HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method BENCH (BERM)
    Percent Waste Rock .7
    Avg. Bench Height (meters) 8
    Capacity 2667
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 0
    Unit Production Cost 5.22
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 2
    Year of Information 1980

Reference information

Bibliographic references

  • Deposit

    E/MJ INTERNATIONAL MINING DIRECTORY 1975

  • Deposit

    WORLD MINES REGISTER 1976/77, MILLER FREEMAN PUBLICATIONS, I

  • Deposit

    ANON. 1978."KEMI--AN OPEN PIT CHROMITE MINE," MINING MAG. DE

  • Deposit

    PP.577-581

  • Deposit

    KEMI CHROMIUM, CHROMITE SAND, OUTOKUMPU OY CO. PROMOTIONAL M

  • Deposit

    E/MJ INTERNATIONAL DIRECTORY OF MINING, 1980. PP.289-290

  • Deposit

    METAL BULLETIN 1980. MARCH 25. P.39

  • Deposit

    METAL BULLETIN 1980. MARCH 18. P.39

  • Deposit

    METAL BULLETIN 1980. JUNE 10. P.38

  • Deposit

    ANONYMOUS, 1974, CHROME MINING IN FINLAND, MINING MAGAZINE,

  • Deposit

    OCTOBER, PP. 287-293.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Eastern Field Operations Center (EFOC) 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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