Vihanti

Past Producer in Finland with commodities Copper, Gold, Lead, Silver, 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. Mineral rights holdings
  11. Ownership information
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10304323
MAS/MILS ID 4050450003
Record type Site
Current site name Vihanti

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 25.01979, 64.47853 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Finland(country)

Europe(continent)

Land(continent)

Geographic areas

Country
Finland

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Lead Primary
Silver Secondary
Sulfur Tertiary
Zinc Critical Primary

Materials information

Materials Type of material
Arsenopyrite Unknown
Chalcopyrite Unknown
Galena Unknown
Gold Unknown
Molybdenite Unknown
Pyrite Unknown
Pyrrhotite Unknown
Silver Unknown
Sphalerite Unknown

Nearby scientific data

Ore Body (1) 25.01979, 64.47853

Economic information

Ore body information

  • Thickness 500M
    Length 2000M
    Width 700M
    Depth to top 320M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 MASS SULFIDE
    Shape of Orebody #1 MASSIVE
    Primary mode of Origin UNKNOWN
    Primary Ore Control UNKNOWN
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Minimum Depth to Top 140
    Date of Last Modification 830819

Comments on the geologic information

  • STRIKE: E-W DIP: 35 TO 90 DEGREES S-SW

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Both
Significant Yes
Discovery year 1936
Mining method Combined Methods
Year of first production 1967
Milling method Flotation

Mineral rights holdings

Type of mineral rights Unknown

Ownership information

  • Type Owner-Operator
    Owner Outokumpu Oy
    Interest 100
    Home office Finland
    Year 1989

Comments on the reserve resource information

  • DATA FROM PAH REPORT.
  • JAN 1, 1980 RESERVES; DEMONSTRATED RESERVE GRADE IS ASSUMED TO BE THE SAME AS THE PROVEN (MEASURED).GOLD AND SILVER GRADES ARE ESTIMATED FROM PRODUCTION STATISTICS 1954-1966; GOLD AND SILVER GRADES ARE ASSUMED TO FALL IN PROPORTION WITH PB AND CU GRADES TO APPROX. 70% OF PRODUCTION ORE GRADES. DEPOSIT WAS INITIALLY FUNDED FOR COPPER BUT COSTED FOR ZINC.

Workings at the site

  • Type of workings Underground
    Overall depth 400M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method COMBINED METHODS
    Percent Recovery 100
    Hardness of Rock UNKNOWN
    Rock Characteristics UNKNOWN
    Rock Support Chars. UNKNOWN
    Mine Support Chars. UNKNOWN
    Number of Shafts 1
    1st Condition of Workings OPEN
    Capacity 3500
    Capacity Units MT ORE/DAY
    Operating Days per Year 300
    Year of Information 1989

Reference information

Bibliographic references

  • Reserve-Resource

    E&MJ INTERNATIONAL DIRECTORY OF MINING, 1991

  • Deposit

    1975 E/MJ INTERNATIONAL DIRECTORY OF MINING P 223 ; OUTOKUM

  • Deposit

    METAL CONCENTRATORS, WORLD MINING NOV 1968 P 50-53; THE CON

  • Deposit

    ORS OF OUTOKUMPU OY FINLAND

  • Deposit

    PENTI, R., 1968, ON THE GEOLOGY AND GEOCHEMISTRY OF THE

  • Deposit

    VIHANTI ZINC ORE DEPOSIT, FINLAND: BULLETIN DE LA

  • Deposit

    COMMISSION GEOLOGIGNE DE FINLANDE, NO. 236.

  • Deposit

    WORLD MINING, NOVEMBER 1980, PP. 32-34

  • Deposit

    WORLD MINING, MAY 1980, PP. 48-52.

General comments

Subject category Comment text
Deposit ZN AND PYRITE ORE ARE CRUSHED ALTERNATELY IN THE SAME CRUSHE BLES FOR AUTOGENEOUS GRINDING ARE SCALPED OUT. THERE ARE 2 S GRINDING CIRCUITS, ZN ORE IS GROUND IN A PRIMARY ROD MILL F BY 2 PARALLEL PEBBLE MILLS. THE PRODUCT IS 7.9% +65 MESH, 200MESH. PYRITE ORE IS GROUND IN 2 STAGES IN A ROD MILL AND LE MILL, DAILY ORE CAPACITY 2,400(M)TPD

Reporter information

Type Date Name Affiliation Comment
Reporter 10-MAR-97 Difrancesco, Carl A. U.S. Bureau of Mines

Beyond USGS

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