Luikonlahti

Past Producer in Finland with commodities Cobalt, Copper, Sulfur, Zinc
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. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Production statistics
  15. Reserves and resources
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10254948
MAS/MILS ID 4050250001
Record type Site
Current site name Luikonlahti
Alternate or previous names No Alternate Names

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 28.71954, 62.96513 (WGS84)
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Finland(country)

Europe(continent)

Land(continent)

Geographic areas

Country
Finland

Commodities

Commodity Importance
Cobalt Critical Primary
Copper Primary
Sulfur Secondary
Zinc Critical Primary

Materials information

Materials Type of material
Chalcopyrite Unknown
Pentlandite Unknown
Pyrrhotite Unknown
Sphalerite Unknown

Nearby scientific data

Ore Body (1) 28.71954, 62.96513

Economic information

Ore body information

  • Strike N60E
    Dip 68N
    Length 1800M
    Width 1000M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 STOCKWORK
    Shape of Orebody #1 LENTICULAR
    Type of Orebody #2 DISSEMINATED
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control FRACTURING
    Secondary Ore Control FAULTING
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 PYRITIZATION
    Strike And Dip N60E:68N
    Date of Last Modification 830510

Comments on the geologic information

  • ACCESSORY MINERALS INCLUDE; MACKINAWITE, CUBANITE, STANNITE, COBALTITE, MOLYBDENITE, AND MAGNETITE

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Both
Significant No
Discovery year 1929
Year of first production 1968

Mining district

District name Luikonlahti Com

Mineral rights holdings

Type of mineral rights Unknown

Land status

Ownership category Unknown

Ownership information

  • Type Owner-Operator
    Owner Myllykoski Oy
    Interest 100
    Home office Finland
    Year 1981

Production statistics

  • Year 1968
    Description .96% Cu, Initial Production, Open Pit 155000 Mt Ore/Yr
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 155000mt 1wt-pct
  • Year 1969
    Description 500000 Mtpy
  • Year 1970
    Description .97% Cu, Open Pit Mining 550000 Mtpy
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Copper Copper 550000mt 1wt-pct
  • Year 1971
    Description .97% Cu, Shift To Underground Mining 550000 Mtpy
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Copper Copper 550000mt 1wt-pct
  • Year 1972
    Description 550000 Mtpy
  • Year 1973
    Description 550000 Mtpy
  • Year 1974
    Description 571098 Mtpy
  • Year 1975
    Description 507567 Mtpy
  • Year 1976
    Description 438570 Mtpy
  • Year 1977
    Description 435880 Mtpy
  • Year 1978
    Description 429023 Mtpy
  • Year 1979
    Description 448786 Mtpy
  • Year 1980
    Description 376654 Mtpy

Comments on the production information

  • P-UOC = MT ORE/YR, P-ODY, AND P-OSD ARE UNKNOWN P-UOU = MT CON./YR

Reserves and resources

  • Type In-situ
    Estimate year 1972
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 1 wt-pct Copper Major 1972
    Sulfur S 22 wt-pct Sulfur Minor 1972
  • Type In-situ
    Estimate year 1981
    Demonstrated 3788000mt ore
    Total resources 3788000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.8 wt-pct Copper Major 1981
    Zinc Zn 1.1 wt-pct Zinc Major 1981
    Cobalt Co 0.4 wt-pct Cobalt Major 1981
    Sulfur S 22 wt-pct Sulfur Minor 1981

Comments on the reserve resource information

  • BROUGHT INTO PRODUCTION IN 1968; RESERVES AT THAT TIME SAID TO BE SUFFICIENT FOR 20 YRS. OF PRODUCTION (8,000,000 ST)

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method SUBLEVEL 10-43
    Percent Waste Rock 10
    Percent Recovery 85
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics UNKNOWN
    Rock Support Chars. UNKNOWN
    Mine Support Chars. UNKNOWN
    Number of Shafts 2
    1st Condition of Workings OPEN
    Capacity 400000
    Unit Production Cost 16.37
    Units of Production $/MT ORE
    Year of Information 1981

Reference information

Bibliographic references

  • Deposit

    ENGINEERING AND MINING JOURNAL NOV. 1973 PP.91-108

  • Deposit

    ISOKANGAS, PAULI. PAPER ON THE FINNISH MINING INDUSTRY 1975

  • Deposit

    MINING MAGAZINE DEC. 1972 PP.526-539

  • Deposit

    MINING MAGAZINE DEC. 1978 PP.565-575

  • Deposit

    WORLD MINING MARCH 1978 PP.37-49

Reporter information

Type Date Name Affiliation Comment
Reporter 03-JAN-1995 Porter, Kenneth E. U.S. Bureau of Mines

Beyond USGS

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