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:
Lemn‪äs, Kimitoön (Kemiönsaari), Southwest Finland, Finland

Oldest recorded age at locality: 1809.9
Youngest recorded age at locality: 1804.1

mindat Locality ID: 146631
mindat URL: http://www.mindat.org/loc-146631.html

Tectonic Settings:

Total number of sublocalities beneath "Lemn‪äs, Kimitoön (Kemiönsaari), Southwest Finland, Finland": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0
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: Al Be Ca Ce F Fe H Li Mg Mn Na O P S Si Sn Th 

Elements from minerals reported directly at this locality: Al Be Ce F Fe H Li Mg Mn Na O P S Si Sn Th 

Structural Groups for minerals in this locality: 
AlluauditeBerylChloriteClayFeldsparFluoceriteFluoriteNickelineNoneNot in a structural group
PyritePyroxeneQuartzRutileSerpentineTopazTriplite

18 IMA Minerals at location:
Albite  (*)Alluaudite  (*)Amblygonite  (*)Amesite  (*)Bertrandite  (*)
Beryl  (*)Cassiterite  (*)Cookeite  (*)Fluocerite-(Ce)  (*)Manganite  (*)
Pyrite  (*)Pyrrhotite  (*)Quartz  (*)Spodumene  (*)Thorianite  (*)
Topaz  (*)Triplite  (*)Varulite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)1809.91804.108803
Alluaudite  (*)Alluaudite   NaMnFe3+2(PO4)31809.91804.1094
Amblygonite  (*)NoneLiAl(PO4)F1809.91804.10244
Amesite  (*)Clay SerpentineMg2Al(AlSiO5)(OH)41809.91804.1074
Bertrandite  (*)Not in a structural groupBe4Si2O7(OH)21809.91804.10606
Beryl  (*)BerylBe3Al2Si6O181809.91804.104286
Cassiterite  (*)RutileSnO21809.91804.105171
Cookeite  (*)Chlorite Clay(Al,Li)3Al2(Si,Al)4O10(OH)81809.91804.10181
Fluocerite-(Ce)  (*)FluoceriteCeF31809.91804.1045
Manganite  (*)RutileMn3+O(OH)1809.91804.10770
Pyrite  (*)PyriteFeS21809.91804.1039462
Pyrrhotite  (*)NickelineFe7S81809.91804.109056
Quartz  (*)QuartzSiO21809.91804.1061156
Spodumene  (*)PyroxeneLiAlSi2O61809.91804.10688
Thorianite  (*)FluoriteThO21809.91804.10236
Topaz  (*)TopazAl2SiO4F21809.91804.101476
Triplite  (*)TripliteMn2+2(PO4)F1809.91804.10233
Varulite  (*)AlluauditeNa2Mn(MnFe3+)(PO4)31809.91804.1015


1 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
Kristen0025231809.91804.11807±2.9  tantalo-niobates  Yes  192473Kimitoön (Kemiönsaari), Southwest Finland, FinlandKemiöTkachev (2011)10, 1144/SP350,2GSLSP350_7 

SampleSource LocalityReference URL

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