Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org

Important Update News

rruff.info is being updated to improve its interface and content. The beta version of the update is accessible to the public at www.rruff.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional. Once released, the address will revert to RRUFF.info.

We are grateful to NASA for the funding of this effort.


The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Kainuu, Finland

Oldest recorded age at locality: 3011
Youngest recorded age at locality: 2750

mindat Locality ID: 305598
mindat URL: http://www.mindat.org/loc-305598.html

Tectonic Settings:

Total number of sublocalities beneath "Kainuu, Finland": 38
Total number of bottom-level sublocalities: 27

Number of Child Localities: 6
Child Localities:
Hyrynsalmi
Kajaani
Kuhmo
Paltamo
Sotkamo
Suomussalmi

Latitude: 64°25'50"N
Longitude: 28°17'40"E
Decimal Degree (lat, lon): 64.430555555556,28.294444444444

AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al As Au Be Bi C Ca Ce Co Cr Cu F Fe H K Mg Mn Mo Na Nb Ni O P Pb Pd S Sb Si Sn Te Th Ti U W Y Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAllargentumAmphiboleArsenicArsenopyriteBastnäsiteBournoniteCalciteCancrinite-sodaliteChalcopyrite
ChloriteClayClinozoisiteCobaltiteColumbiteCopperCorrensiteCorundumCovelliteCubanite
DiamondDiasporeEpidoteFeldsparFluoriteGarnetHexahydriteLöllingiteMalachiteMarcasite
MeloniteMicaMolybdeniteMonaziteNickelineNoneNot in a structural groupOlivinePentlanditePyrite
PyroxeneQuartzRocksaltRutileSapphirineScheeliteSerpentineSodaliteSphaleriteSpinel
StanniteStibniteTalcTetradymiteTetrahedriteTitaniteUllmanniteWurtziteZircon

105 IMA Minerals at location:
Acanthite  (*)Aegirine  (*)Aenigmatite  (*)Alabandite  (*)Albite  (*)
Altaite  (*)Ankerite  (*)Anthophyllite  (*)Antigorite  (*)Antimony  (*)
Arsenopyrite  (*)Bastnäsite-(Ce)  (*)Bismuth  (*)Bismuthinite  (*)Bournonite  (*)
Calaverite  (*)Calcite  (*)Cervelleite  (*)Chalcopyrite  (*)Chromite  (*)
Chrysotile  (*)Clinochlore  (*)Cobaltite  (*)Columbite-(Fe)  (*)Copper  (*)
Corrensite  (*)Covellite  (*)Cubanite  (*)Cuprite  (*)Danalite  (*)
Diamond  (*)Diopside  (*)Dolomite  (*)Dyscrasite  (*)Edenite  (*)
Epidote  (*)Fergusonite-(Y)  (*)Fluorite  (*)Forsterite  (*)Freibergite  (*)
Freieslebenite  (*)Frohbergite  (*)Galena  (*)Geikielite  (*)Goethite  (*)
Gold  (*)Graphite  (*)Gudmundite  (*)Heazlewoodite  (*)Hematite  (*)
Hessite  (*)Ilmenite  (*)Lizardite  (*)Löllingite  (*)Mackinawite  (*)
Magnesite  (*)Magnetite  (*)Malachite  (*)Maldonite  (*)Marcasite  (*)
Melonite  (*)Miargyrite  (*)Microcline  (*)Molybdenite  (*)Monazite-(Ce)  (*)
Muscovite  (*)Nickel  (*)Nickelhexahydrite  (*)Orcelite  (*)Gersdorffite-Pa3  (*)
Pentlandite  (*)Petzite  (*)Phlogopite  (*)Pigeonite  (*)Pyrargyrite  (*)
Pyrite  (*)Pyrope  (*)Pyrophanite  (*)Pyrrhotite  (*)Quartz  (*)
Retgersite  (*)Riebeckite  (*)Rutile  (*)Scheelite  (*)Siegenite  (*)
Silver  (*)Sphalerite  (*)Stannite  (*)Stibiopalladinite  (*)Talc  (*)
Talnakhite  (*)Tellurobismuthite  (*)Tenorite  (*)Thorite  (*)Titanite  (*)
Tremolite  (*)Tsumoite  (*)Ullmannite  (*)Ulvöspinel  (*)Uraninite  (*)
Violarite  (*)Volynskite  (*)Zincochromite  (*)Zircon  (*)Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S1496742793
Aegirine  (*)PyroxeneNaFe3+Si2O61496511022
Aenigmatite  (*)SapphirineNa4[Fe2+10Ti2]O4[Si12O36]149651133
Alabandite  (*)RocksaltMnS249672,49675312
Albite  (*)FeldsparNa(AlSi3O8)349651,49679,496838803
Altaite  (*)RocksaltPbTe449677,49681,49682,49683489
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)2249674,496813092
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)2149673718
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)4449662,49663,49668,49673708
Antimony  (*)ArsenicSb149674363
Arsenopyrite  (*)ArsenopyriteFeAsS30112750849656,49659,49664,49665,49674,49681,49683,496859052
Bastnäsite-(Ce)  (*)BastnäsiteCe(CO3)F149651304
Bismuth  (*)ArsenicBi349664,49674,496831966
Bismuthinite  (*)StibniteBi2S31496641935
Bournonite  (*)BournoniteCuPbSbS31496741089
Calaverite  (*)MeloniteAuTe2149683361
Calcite  (*)CalciteCa(CO3)1149649,49651,49657,49663,49665,49667,49673,49674,49677,49681,4968227770
Cervelleite  (*)NoneAg4TeS14968242
Chalcopyrite  (*)ChalcopyriteCuFeS21349654,49659,49664,49672,49673,49674,49675,49677,49679,49680,49681,49682,4968327198
Chromite  (*)SpinelFe2+Cr2O4549660,49662,49673,49677,496803902
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)4149673951
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)8349657,49663,496671756
Cobaltite  (*)CobaltiteCoAsS349677,49681,49683966
Columbite-(Fe)  (*)ColumbiteFe2+Nb2O6149651518
Copper  (*)CopperCu1496803846
Corrensite  (*)Corrensite Clay(Ca,Na,K)1-x(Mg,Fe,Al)9(Si,Al)8O20(OH)10·nH2O14964949
Covellite  (*)CovelliteCuS249674,496814165
Cubanite  (*)Cubanite WurtziteCuFe2S3249674,49677802
Cuprite  (*)Not in a structural groupCu2O1496802970
Danalite  (*)Cancrinite-sodalite SodaliteBe3Fe2+4(SiO4)3S14965158
Diamond  (*)DiamondC149660697
Diopside  (*)PyroxeneCaMgSi2O6249657,496634135
Dolomite  (*)NoneCaMg(CO3)2249668,496739895
Dyscrasite  (*)AllargentumAg3+xSb1-x (x ≈ 0.2)149674180
Edenite  (*)AmphiboleNaCa2Mg5(Si7Al)O22(OH)2249657,49667160
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)449651,49654,49681,496838173
Fergusonite-(Y)  (*)ScheeliteYNbO4149654196
Fluorite  (*)FluoriteCaF21496519617
Forsterite  (*)OlivineMg2(SiO4)349662,49667,496681188
Freibergite  (*)TetrahedriteAg6[Cu4Fe2]Sb4S12249674,49679663
Freieslebenite  (*)NoneAgPbSbS3149674105
Frohbergite  (*)MarcasiteFeTe214968340
Galena  (*)RocksaltPbS749659,49674,49679,49680,49681,49682,4968324243
Geikielite  (*)CorundumMgTiO314966370
Goethite  (*)DiasporeFeO(OH)1496827437
Gold  (*)CopperAu30112750949656,49664,49665,49674,49677,49679,49681,49682,4968330554
Graphite  (*)NoneC449659,49672,49673,496752812
Gudmundite  (*)ArsenopyriteFeSbS149674170
Heazlewoodite  (*)NoneNi3S2149680205
Hematite  (*)CorundumFe2O3249654,4966214640
Hessite  (*)NoneAg2Te249682,49683804
Ilmenite  (*)CorundumFe2+Ti4+O3749651,49654,49662,49673,49677,49682,496835433
Lizardite  (*)Serpentine ClayMg3Si2O5(OH)4149662359
Löllingite  (*)LöllingiteFeAs2249681,49683762
Mackinawite  (*)None(Fe,Ni)1+xS (x = 0-0.07)149677451
Magnesite  (*)CalciteMg(CO3)249668,496731487
Magnetite  (*)SpinelFe2+Fe3+2O4749651,49654,49662,49668,49673,49677,4968014899
Malachite  (*)MalachiteCu2(CO3)(OH)214968012537
Maldonite  (*)NoneAu2Bi14966488
Marcasite  (*)MarcasiteFeS2249654,496825674
Melonite  (*)MeloniteNiTe2149683207
Miargyrite  (*)NoneAgSbS2149674300
Microcline  (*)FeldsparK(AlSi3O8)1496514924
Molybdenite  (*)MolybdeniteMoS2349651,49672,496755800
Monazite-(Ce)  (*)MonaziteCe(PO4)149651945
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2249673,4967917380
Nickel  (*)CopperNi14968057
Nickelhexahydrite  (*)HexahydriteNi(SO4)·6H2O14967337
Orcelite  (*)NoneNi5-xAs2 (x = 0.25)14968036
Gersdorffite-Pa3  (*)PyriteNiAsS149677767
Pentlandite  (*)Pentlandite(Ni,Fe)9S8549664,49672,49673,49675,496771512
Petzite  (*)NoneAg3AuTe2349681,49682,49683409
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)21496732273
Pigeonite  (*)Pyroxene(Mg,Fe,Ca)2Si2O6149684303
Pyrargyrite  (*)NoneAg3SbS3249674,496791425
Pyrite  (*)PyriteFeS21349651,49654,49659,49664,49672,49673,49674,49675,49677,49679,49681,49682,4968339462
Pyrope  (*)GarnetMg3Al2(SiO4)3149660341
Pyrophanite  (*)CorundumMn2+TiO3149662244
Pyrrhotite  (*)NickelineFe7S81449654,49659,49664,49665,49672,49673,49674,49675,49677,49679,49681,49682,49683,496859056
Quartz  (*)QuartzSiO2301127501249656,49659,49664,49665,49672,49673,49674,49679,49681,49682,49683,4968561156
Retgersite  (*)NoneNi(SO4)·6H2O14965255
Riebeckite  (*)Amphibole   Na2(Fe2+3Fe3+2)Si8O22(OH)2149651375
Rutile  (*)RutileTiO2349673,49682,496835614
Scheelite  (*)ScheeliteCa(WO4)549659,49674,49681,49683,496854894
Siegenite  (*)SpinelCoNi2S4149654249
Silver  (*)CopperAg1496745186
Sphalerite  (*)SphaleriteZnS1049659,49664,49672,49674,49675,49677,49679,49681,49682,4968321482
Stannite  (*)Stannite SphaleriteCu2FeSnS4249672,49675668
Stibiopalladinite  (*)NonePd5Sb214968175
Talc  (*)Clay TalcMg3Si4O10(OH)2249673,496773337
Talnakhite  (*)ChalcopyriteCu9Fe8S1614968135
Tellurobismuthite  (*)TetradymiteBi2Te3249677,49683276
Tenorite  (*)NoneCuO1496801101
Thorite  (*)ZirconTh(SiO4)1496511006
Titanite  (*)TitaniteCaTi(SiO4)O449651,49654,49681,496834899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2749662,49663,49672,49673,49674,49675,496772562
Tsumoite  (*)TetradymiteBiTe249681,49682100
Ullmannite  (*)UllmanniteNiSbS249672,49675293
Ulvöspinel  (*)SpinelFe2+2TiO4149654120
Uraninite  (*)FluoriteUO21496752718
Violarite  (*)SpinelFeNi2S4349672,49675,49677380
Volynskite  (*)NoneAgBiTe2249682,4968364
Zincochromite  (*)SpinelZnCr2O414968111
Zircon  (*)ZirconZr(SiO4)249651,496835251
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)1496751025



4 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
Jen_0000393277027502760±10Re-Os molybdeniteCT-376  Molybdenite  250878Aittoranta (Iso Aittojärvi), Kuhmo, Kainuu, FinlandAittojarviStein et al. (2001)10.1046/j.1365-3121.2001.00395.xTN13_479 
Jen_0000394277027522761±9Re-Os molybdeniteCT-377  Molybdenite  250878Aittoranta (Iso Aittojärvi), Kuhmo, Kainuu, FinlandAittojarviStein et al. (2001)10.1046/j.1365-3121.2001.00395.xTN13_479 
Jen_0000395301129893000±11Re-Os molybdeniteCT-374  Molybdenite  250878Aittoranta (Iso Aittojärvi), Kuhmo, Kainuu, FinlandAittojarviStein et al. (2001)10.1046/j.1365-3121.2001.00395.xTN13_479 
Jen_0000396278327632773±10Re-Os molybdeniteCT-375  Molybdenite  250878Aittoranta (Iso Aittojärvi), Kuhmo, Kainuu, FinlandAittojarviStein et al. (2001)10.1046/j.1365-3121.2001.00395.xTN13_479 


SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

All age data...

Other copyright data...