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



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:
Koillismaa Complex, Lapland, Finland


mindat Locality ID: 284432
mindat URL: http://www.mindat.org/loc-284432.html

Tectonic Settings:

Total number of sublocalities beneath "Koillismaa Complex, Lapland, Finland": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Kuusijärvi Deposit

Latitude: 65°51'11"N
Longitude: 28°2'42"E
Decimal Degree (lat, lon): 65.853055555556,28.045
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 As Au Bi Co Cr Cu Fe H Mg Ni O Pd Pt S Si Te Ti Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
ChalcopyriteClayCobaltiteCopperCorundumCovelliteMarcasiteMeloniteNickelineNone
PentlanditePyriteSphaleriteSpinelTalcUllmannite

24 IMA Minerals at location:
Bornite  (*)Chalcopyrite  (*)Chromite  (*)Cobaltite  (*)Copper  (*)
Covellite  (*)Froodite  (*)Gold  (*)Hessite  (*)Ilmenite  (*)
Kotulskite  (*)Mackinawite  (*)Magnetite  (*)Marcasite  (*)Melonite  (*)
Merenskyite  (*)Michenerite  (*)Pentlandite  (*)Pyrite  (*)Pyrrhotite  (*)
Sperrylite  (*)Sphalerite  (*)Talc  (*)Violarite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Bornite  (*)NoneCu5FeS41497555516
Chalcopyrite  (*)ChalcopyriteCuFeS214975527198
Chromite  (*)SpinelFe2+Cr2O41497553902
Cobaltite  (*)CobaltiteCoAsS149755966
Copper  (*)CopperCu1497553846
Covellite  (*)CovelliteCuS1497554165
Froodite  (*)NonePdBi214975562
Gold  (*)CopperAu14975530554
Hessite  (*)NoneAg2Te149755804
Ilmenite  (*)CorundumFe2+Ti4+O31497555433
Kotulskite  (*)NickelinePd(Te,Bi)2-x (x ≈ 0.4)149755116
Mackinawite  (*)None(Fe,Ni)1+xS (x = 0-0.07)149755451
Magnetite  (*)SpinelFe2+Fe3+2O414975514899
Marcasite  (*)MarcasiteFeS21497555674
Melonite  (*)MeloniteNiTe2149755207
Merenskyite  (*)MelonitePdTe2149755155
Michenerite  (*)UllmannitePdBiTe149755114
Pentlandite  (*)Pentlandite(Ni,Fe)9S81497551512
Pyrite  (*)PyriteFeS214975539462
Pyrrhotite  (*)NickelineFe7S81497559056
Sperrylite  (*)PyritePtAs2149755337
Sphalerite  (*)SphaleriteZnS14975521482
Talc  (*)Clay TalcMg3Si4O10(OH)21497553337
Violarite  (*)SpinelFeNi2S4149755380


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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