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Telkkälä Ni mine, Taipalsaari, South Karelia, Finlandi
Regional Level Types
Telkkälä Ni mineMine
TaipalsaariMunicipality
South KareliaRegion
FinlandCountry

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Latitude & Longitude (WGS84): 61° 10' 44'' North , 28° 1' 50'' East
Latitude & Longitude (decimal): 61.17911,28.03060
GeoHash:G#: udgujc760
Locality type:Mine
Köppen climate type:Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Taipalsaari4,778 (2014)3.4km
Lappeenranta59,276 (2018)15.8km
Lemi3,034 (2014)17.7km
Savitaipale4,195 (2014)17.9km
Joutseno10,603 (2014)26.5km


Located 20 km NW of Lappeenranta.

Regions containing this locality

Eurasian PlateTectonic Plate
EuropeContinent

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


15 valid minerals.

Detailed Mineral List:

Annabergite
Formula: Ni3(AsO4)2 · 8H2O
'Bravoite'
Formula: (Fe,Ni)S2
Chalcopyrite
Formula: CuFeS2
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Cummingtonite
Formula: ☐{Mg2}{Mg5}(Si8O22)(OH)2
Gersdorffite
Formula: NiAsS
Goethite
Formula: α-Fe3+O(OH)
Hematite
Formula: Fe2O3
Magnetite
Formula: Fe2+Fe3+2O4
Marcasite
Formula: FeS2
Nickeline
Formula: NiAs
Pentlandite
Formula: (FexNiy)Σ9S8
Pyrite
Formula: FeS2
Pyrrhotite
Formula: Fe7S8
Sphalerite
Formula: ZnS
Violarite
Formula: Fe2+Ni3+2S4

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Gersdorffite2.EB.25NiAsS
Marcasite2.EB.10aFeS2
Nickeline2.CC.05NiAs
Pentlandite2.BB.15(FexNiy)Σ9S8
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe7S8
Sphalerite2.CB.05aZnS
Violarite2.DA.05Fe2+Ni3+2S4
Group 4 - Oxides and Hydroxides
Goethite4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Group 8 - Phosphates, Arsenates and Vanadates
Annabergite8.CE.40Ni3(AsO4)2 · 8H2O
Group 9 - Silicates
Cordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Cummingtonite9.DE.05☐{Mg2}{Mg5}(Si8O22)(OH)2
Unclassified Minerals, Rocks, etc.
'Bravoite'-(Fe,Ni)S2

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 9:8
Pentlandite2.7.1.1(FexNiy)Σ9S8
AmXp, with m:p = 1:1
Nickeline2.8.11.1NiAs
Pyrrhotite2.8.10.1Fe7S8
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 3:4
Violarite2.10.1.8Fe2+Ni3+2S4
AmBnXp, with (m+n):p = 1:2
Gersdorffite2.12.3.2NiAsS
Marcasite2.12.2.1FeS2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
A3(XO4)2·xH2O
Annabergite40.3.6.4Ni3(AsO4)2 · 8H2O
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Cummingtonite66.1.1.1☐{Mg2}{Mg5}(Si8O22)(OH)2
Unclassified Minerals, Mixtures, etc.
'Bravoite'-(Fe,Ni)S2

List of minerals for each chemical element

HHydrogen
H AnnabergiteNi3(AsO4)2 · 8H2O
H Cummingtonite☐{Mg2}{Mg5}(Si8O22)(OH)2
H Goethiteα-Fe3+O(OH)
OOxygen
O AnnabergiteNi3(AsO4)2 · 8H2O
O MagnetiteFe2+Fe23+O4
O Cummingtonite☐{Mg2}{Mg5}(Si8O22)(OH)2
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O HematiteFe2O3
O Goethiteα-Fe3+O(OH)
MgMagnesium
Mg Cummingtonite☐{Mg2}{Mg5}(Si8O22)(OH)2
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
AlAluminium
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
SiSilicon
Si Cummingtonite☐{Mg2}{Mg5}(Si8O22)(OH)2
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
SSulfur
S Pentlandite(FexNiy)Σ9S8
S ChalcopyriteCuFeS2
S GersdorffiteNiAsS
S PyrrhotiteFe7S8
S SphaleriteZnS
S MarcasiteFeS2
S Bravoite(Fe,Ni)S2
S ViolariteFe2+Ni23+S4
S PyriteFeS2
FeIron
Fe Pentlandite(FexNiy)Σ9S8
Fe ChalcopyriteCuFeS2
Fe PyrrhotiteFe7S8
Fe MagnetiteFe2+Fe23+O4
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe MarcasiteFeS2
Fe Bravoite(Fe,Ni)S2
Fe ViolariteFe2+Ni23+S4
Fe HematiteFe2O3
Fe Goethiteα-Fe3+O(OH)
Fe PyriteFeS2
NiNickel
Ni Pentlandite(FexNiy)Σ9S8
Ni GersdorffiteNiAsS
Ni AnnabergiteNi3(AsO4)2 · 8H2O
Ni NickelineNiAs
Ni Bravoite(Fe,Ni)S2
Ni ViolariteFe2+Ni23+S4
CuCopper
Cu ChalcopyriteCuFeS2
ZnZinc
Zn SphaleriteZnS
AsArsenic
As GersdorffiteNiAsS
As AnnabergiteNi3(AsO4)2 · 8H2O
As NickelineNiAs

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Paleoproterozoic
1600 - 2500 Ma



ID: 658571
Sedimentary; Slope and deep water

Age: Proterozoic (1600 - 2500 Ma)

Description: Northern Europe, Svecofennian and Lapland-Kola orogens

Comments: Orogen, fold-thrust belt, folded region; Koistinen et al., 2001; Sigmond, 2002; Solli, unpublished compilation, 2007-08; Bergman et al., unpublished revisions, 2007-08

Lithology: Greywacke, phyllite, mica schist, meta-arkose, graphitic schist, paragneiss, conglomerate, amphibolite

Reference: J.C. Harrison, M.R. St-Onge, O.V. Petrov, S.I. Strelnikov, B.G. Lopatin, F.H. Wilson, S. Tella, D. Paul, T. Lynds, S.P. Shokalsky, C.K. Hults, S. Bergman, H.F. Jepsen, and A. Solli. Geological map of the Arctic. doi:10.4095/287868. Geological Survey of Canada Map 2159A. [2]

Paleoproterozoic
1600 - 2500 Ma



ID: 3152956
Proterozoic I meta-sandstone

Age: Proterozoic (1600 - 2500 Ma)

Description: undifferentiated metamorphic

Lithology: Major:{meta-sandstone}, Minor{mica schist,gneiss,amphibolite}

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Paleoproterozoic
1600 - 2500 Ma



ID: 3185055
Paleoproterozoic crystalline metamorphic rocks

Age: Proterozoic (1600 - 2500 Ma)

Lithology: Mica schist; metasedimentary schist

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

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