Kerettti

Producer in Finland with commodities Copper, Zinc, Cobalt, Nickel

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)
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Geographic areas

Country
Finland

Comments on the location information

  • COORDINATES APPROXIMATE

Commodities

Commodity Importance
Copper Primary
Zinc Primary
Cobalt Primary
Nickel 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

Geologic structures

Type of structure Regional
Structure description Svecokarelidic Folded Region

Ore body information

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

Controls for ore emplacement

  • Main Sulfide Belt

Economic information

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

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M047033

Bibliographic references

  • Deposit

    MINING MAGAZINE, 12/78 , FINLAND: MEETING THE CHALLENGE: MINING MAGAZINE, P. 565 - 585

  • Deposit

    CROCKETT AND OTHERS, 1987, INTERNATIONAL STRATEGIC MINERALS INVENTORY SUMMARY REPORT--COBALT: U.S. GEOLOGICAL SURVEY CIRCULAR 930-F, 54 P.

  • Reserve-Resource

    CROCKETT AND OTHERS, 1987

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