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:
Iizaka Village (IIsaka), Kawamata, Fukushima, Japan

Oldest recorded age at locality: 147
Youngest recorded age at locality: 71

mindat Locality ID: 2181
mindat URL: http://www.mindat.org/loc-2181.html

Tectonic Settings:

Total number of sublocalities beneath "Iizaka Village (IIsaka), Kawamata, Fukushima, Japan": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Suishoyama Pegmatite (Suishouyama; Suisyoyama; Suishyoyama)

Latitude: 37°39'59"N
Longitude: 140°37'0"E
Decimal Degree (lat, lon): 37.666388888889,140.61666666667

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 As Be C Ca Ce Cu Er F Fe H K Mn Mo Na Nb O P S Si Ta Th U Y Yb Zr 

Elements from minerals reported directly at this locality: Al Ce Fe H Mn O Si 

Structural Groups for minerals in this locality: 
AllaniteAmphiboleApatiteAutuniteBerylClayColumbiteEpidoteFeldsparFluorite
GadoliniteGarnetMicaMolybdeniteNoneNot in a structural groupOlivinePyriteQuartzScheelite
SpinelTengeriteZircon

36 IMA Minerals at location:
Albite  (*)Allanite-(Ce)  (*)Allanite-(Y)  (*)Almandine  (*)Annite  (*)
Autunite  (*)Beryl  (*)Britholite-(Y)  (*)Caysichite-(Y)  (*)Fayalite  (*)
Fergusonite-(Y)  (*)Fluorite  (*)Grunerite  (*)Hingganite-(Y)  (*)Iimoriite-(Y)  (*)
Iwashiroite-(Y)  (*)Laihunite  (*)Magnetite  (*)Microcline  (*)Molybdenite  (*)
Proto-ferro-suenoite  (*)Pyrite  (*)Quartz  (*)Synchysite-(Y)  (*)Tengerite-(Y)  (*)
Thalénite-(Y)  (*)Thorite  (*)Torbernite  (*)Uedaite-(Ce)  (*)Uraninite  (*)
Uranophane-α  (*)Xenotime-(Y)  (*)Yttrialite-(Y)  (*)Yttrotantalite-(Y)  (*)Zeunerite  (*)
Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)147711743328803
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)14771174332706
Allanite-(Y)  (*)Allanite EpidoteCaY(Al2Fe2+)[Si2O7][SiO4]O(OH)1477117433228
Almandine  (*)GarnetFe2+3Al2(SiO4)3147711743322353
Annite  (*)Mica ClayKFe2+3(AlSi3O10)(OH)214771174332356
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O147711743321272
Beryl  (*)BerylBe3Al2Si6O18147711743324286
Britholite-(Y)  (*)Apatite(Y,Ca)5(SiO4)3(OH)1477117433228
Caysichite-(Y)  (*)None(Ca,Yb,Er)4Y4(Si8O20)(CO3)6(OH)·7H2O147711743328
Fayalite  (*)OlivineFe2+2(SiO4)14771174332371
Fergusonite-(Y)  (*)ScheeliteYNbO414771174332196
Fluorite  (*)FluoriteCaF2147711743329617
Grunerite  (*)Amphibole   Fe2+2Fe2+5Si8O22(OH)214771174332223
Hingganite-(Y)  (*)GadoliniteBeY(SiO4)(OH)1477117433255
Iimoriite-(Y)  (*)NoneY2(SiO4)(CO3)147711743328
Iwashiroite-(Y)  (*)Not in a structural groupYTaO4147711743321
Laihunite  (*)None(Fe3+,Fe2+,   )2(SiO4)1477117433215
Magnetite  (*)SpinelFe2+Fe3+2O41477117433214899
Microcline  (*)FeldsparK(AlSi3O8)147711743324924
Molybdenite  (*)MolybdeniteMoS2147711743325800
Proto-ferro-suenoite  (*)Amphibole   Mn2+2Fe2+5Si8O22(OH)2147711743323
Pyrite  (*)PyriteFeS21477117433239462
Quartz  (*)QuartzSiO21477117433261156
Synchysite-(Y)  (*)NoneCaY(CO3)2F1477117433255
Tengerite-(Y)  (*)TengeriteY2(CO3)3·2-3H2O1477117433224
Thalénite-(Y)  (*)NoneY3Si3O10F1477117433226
Thorite  (*)ZirconTh(SiO4)147711743321006
Torbernite  (*)NoneCu(UO2)2(PO4)2·12H2O147711743321059
Uedaite-(Ce)  (*)EpidoteMn2+CeAl2Fe2+(Si2O7)(SiO4)O(OH)1477108
Uraninite  (*)FluoriteUO2147711743322718
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O14771174332890
Xenotime-(Y)  (*)ZirconY(PO4)14771174332939
Yttrialite-(Y)  (*)NoneY2Si2O71477117433225
Yttrotantalite-(Y)  (*)Columbite(Y,U,Fe2+)(Ta,Nb)(O,OH)41477117433251
Zeunerite  (*)AutuniteCu(UO2)2(AsO4)2·12H2O14771174332185
Zircon  (*)ZirconZr(SiO4)147711743325251



2 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
Mo-0027512884106±22Re-Os molybdeniteFusamata (Fs) YesMolybdenite Mo56919Fusamata, Kawamata, Fukushima, JapanDate, FukushimaSuzuki et al. (1996)10.1016/0016-7037(96)00164-0GCA60_3151 
Mo-0027614771109±38Re-Os molybdeniteFusamata (Fs) YesMolybdenite Mo56919Fusamata, Kawamata, Fukushima, JapanDate, FukushimaSuzuki et al. (1996)10.1016/0016-7037(96)00164-0GCA60_3151 


SampleSource LocalityReference URL


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