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  3. Mineral Resource Data System (MRDS)

Kerettti

Producer in Finland with commodities Copper, Zinc, Cobalt, Nickel
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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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10039371
MRDS ID M047033
Record type Site
Current site name Kerettti
Alternate or previous names Outokumpu

Geographic coordinates

Geographic coordinates: 28.4695, 62.7651 (WGS84)

Site location context

Political divisions (FIPS codes)

Finland(country)

Europe(continent)

Land(continent)

Geographic areas

Country
Finland

Comments on the location information

  • COORDINATES APPROXIMATE

Commodities

Commodity Importance
Copper Primary
Zinc Critical Primary
Cobalt Critical Primary
Nickel Critical Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Cubanite Ore
Pyrite Ore
Pyrrhotite Ore
Sphalerite Ore

Alteration

  • (Local) Serpentinization

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Svecokarelidic Quartzites;Dolomite, Skarn, Serpentine
    Rock description Svecokarelidic Quartzites;Dolomite, Skarn, Serpentine
    Stratigraphic age (youngest) Paleoproterozoic

Nearby scientific data

(1) 28.4695, 62.7651
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Svecokarelidic Folded Region

Ore body information

  • General form PLATE - LIKE
    Thickness 6M
    Length 3500M
    Width 200M
    Depth to bottom 250M

Controls for ore emplacement

  • Main Sulfide Belt

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1910
Year of first production 1972

Mining district

District name Kotalahti Nickel Belt

Ownership information

  • Type Owner
    Owner Outokumpu Oy

Comments on the production information

  • ANNUAL PRODUCTION FIGURES PRIOR TO 1979 MAY INCLUDE VUONOS MINE.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit DEPOSIT CONTAINS FROM 2 TO 2.5% CU, 1 TO 1.5% ZN, 22% FE, 15% S, MINOR CO AND .2% NI. NICKEL IS RICHEST ABOVE THE CENTER OF THE COPPER OREBODY AND EXTENDS TO THE SURFACE. NICKEL ORE IS ALSO FOUND AT LOWER LEVELS CLOSE TO THE CU OREBODY; THIS IS SOMEWHAT HIGHER GRADE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1979 Saso, Jerri L. U.S. Geological Survey
Updater 01-DEC-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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