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:
Iwaki City, Fukushima, Japan

Oldest recorded age at locality: 160
Youngest recorded age at locality: 160

mindat Locality ID: 47421
mindat URL: http://www.mindat.org/loc-47421.html

Tectonic Settings:

Total number of sublocalities beneath "Iwaki City, Fukushima, Japan": 6
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Gozaisho Mine
Nakane
Sawatari Mine
Shinsawatari Mine
Yaguki Mine (Yakuki Mine)

Latitude: 36°59'43"N
Longitude: 140°42'23"E
Decimal Degree (lat, lon): 36.995277777778,140.70638888889

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 Ba Be Bi C Ca Co Cu Fe H K Li Mg Mn Mo Na Ni O Pb S Sb Si Te Ti W Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AdeliteAllophaneAlluauditeAmphiboleArsenicBaryteBrauniteBrochantiteCalciteCancrinite-sodalite
ChalcopyriteChloriteClayClinozoisiteCobaltiteCopperCoronaditeCorundumCubaniteDigenite
EpidoteFairfielditeFeldsparGarnetHumiteHureauliteLillianiteLindackeriteMalachiteMica
MolybdeniteNickelineNoneNot in a structural groupOlivinePrehnitePyritePyroxeneQuartzRhodonite
RocksaltRoseliteRutileScheeliteSepioliteSodaliteSphaleriteSpinelStibniteTalc
TetradymiteWagneriteWurtzite

80 IMA Minerals at location:
Actinolite  (*)Aegirine  (*)Albite  (*)Alleghanyite  (*)Andradite  (*)
Arseniopleite  (*)Babingtonite  (*)Baryte  (*)Bismuth  (*)Bismuthinite  (*)
Bornite  (*)Brandtite  (*)Braunite  (*)Brochantite  (*)Calcite  (*)
Chalcopyrite  (*)Chamosite  (*)Clinozoisite  (*)Cobaltite  (*)Conichalcite  (*)
Copper  (*)Cosalite  (*)Crednerite  (*)Cryptomelane  (*)Cubanite  (*)
Cuprite  (*)Digenite  (*)Diopside  (*)Djurleite  (*)Epidote  (*)
Ferri-ghoseite  (*)Galena  (*)Ganophyllite  (*)Geigerite  (*)Geikielite  (*)
Grossular  (*)Gustavite  (*)Hausmannite  (*)Hedenbergite  (*)Helvine  (*)
Hematite  (*)Heyrovskýite  (*)Jacobsite  (*)Joséite-A  (*)Långbanite  (*)
Lillianite  (*)Mackinawite  (*)Magnesio-arfvedsonite  (*)Magnetite  (*)Malachite  (*)
Manganberzeliite  (*)Manganosite  (*)Microcline  (*)Miguelromeroite  (*)Molybdenite  (*)
Muscovite  (*)Nambulite  (*)Natronambulite  (*)Neotocite  (*)Parabrandtite  (*)
Phlogopite  (*)Prehnite  (*)Pyrite  (*)Pyrolusite  (*)Pyrophanite  (*)
Pyrrhotite  (*)Quartz  (*)Rhodochrosite  (*)Rhodonite  (*)Sarkinite  (*)
Scheelite  (*)Sepiolite  (*)Sonolite  (*)Spessartine  (*)Sphalerite  (*)
Sterlinghillite  (*)Talc  (*)Tephroite  (*)Wallkilldellite  (*)Yarrowite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)21743173419
Aegirine  (*)PyroxeneNaFe3+Si2O61743131022
Albite  (*)FeldsparNa(AlSi3O8)1743138803
Alleghanyite  (*)HumiteMn2+5(SiO4)2(OH)217431377
Andradite  (*)GarnetCa3Fe3+2(SiO4)3274317,743181534
Arseniopleite  (*)AlluauditeNaCaMnMn2(AsO4)31743137
Babingtonite  (*)RhodoniteCa2Fe2+Fe3+Si5O14(OH)174317161
Baryte  (*)BaryteBa(SO4)17431311547
Bismuth  (*)ArsenicBi1743171966
Bismuthinite  (*)StibniteBi2S31743171935
Bornite  (*)NoneCu5FeS4274313,743175516
Brandtite  (*)RoseliteCa2Mn2+(AsO4)2·2H2O17431318
Braunite  (*)BrauniteMn2+Mn3+6O8(SiO4)274313,74316483
Brochantite  (*)BrochantiteCu4(SO4)(OH)61743131633
Calcite  (*)CalciteCa(CO3)274313,7431727770
Chalcopyrite  (*)ChalcopyriteCuFeS2160160474313,74315,74317,7431827198
Chamosite  (*)Chlorite Clay(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8174317577
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)1743171025
Cobaltite  (*)CobaltiteCoAsS174317966
Conichalcite  (*)AdeliteCaCu(AsO4)(OH)174313363
Copper  (*)CopperCu1743133846
Cosalite  (*)NonePb2Bi2S5274313,74317344
Crednerite  (*)NoneCuMnO217431335
Cryptomelane  (*)CoronaditeK(Mn4+7Mn3+)O16174313599
Cubanite  (*)Cubanite WurtziteCuFe2S3174317802
Cuprite  (*)Not in a structural groupCu2O1743132970
Digenite  (*)DigeniteCu1.8S1743131027
Diopside  (*)PyroxeneCaMgSi2O61743174135
Djurleite  (*)NoneCu31S16174313300
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)1743178173
Ferri-ghoseite  (*)Amphibole   (NaMn2+)(Mg4Fe3+)Si8O22(OH)217431314
Galena  (*)RocksaltPbS374313,74317,7431824243
Ganophyllite  (*)Clay(K,Na)xMn2+6(Si,Al)10O24(OH)4·nH2O (x = 1-2; n = 7-11)17431345
Geigerite  (*)LindackeriteMn2+5(AsO4)2(AsO3OH)2·10H2O1743137
Geikielite  (*)CorundumMgTiO317431470
Grossular  (*)GarnetCa3Al2(SiO4)31743171544
Gustavite  (*)LillianiteAgPbBi3S6174317113
Hausmannite  (*)SpinelMn2+Mn3+2O4174313350
Hedenbergite  (*)PyroxeneCaFe2+Si2O6274317,74318741
Helvine  (*)Sodalite Cancrinite-sodaliteBe3Mn2+4(SiO4)3S174313237
Hematite  (*)CorundumFe2O3274313,7431714640
Heyrovskýite  (*)LillianitePb6Bi2S9274317,7431866
Jacobsite  (*)SpinelMn2+Fe3+2O4174313172
Joséite-A  (*)TetradymiteBi4TeS217431750
Långbanite  (*)NoneMn2+4Mn3+9Sb5+O16(SiO4)21743137
Lillianite  (*)LillianitePb3-2xAgxBi2+xS6174317128
Mackinawite  (*)None(Fe,Ni)1+xS (x = 0-0.07)174317451
Magnesio-arfvedsonite  (*)AmphiboleNaNa2(Mg4Fe3+)Si8O22(OH)217431379
Magnetite  (*)SpinelFe2+Fe3+2O4274317,7431814899
Malachite  (*)MalachiteCu2(CO3)(OH)217431312537
Manganberzeliite  (*)Garnet(NaCa2)Mn2+2(AsO4)317431324
Manganosite  (*)RocksaltMnO17431373
Microcline  (*)FeldsparK(AlSi3O8)1743134924
Miguelromeroite  (*)HureauliteMn5(AsO3OH)2(AsO4)2(H2O)41743135
Molybdenite  (*)MolybdeniteMoS2274313,743175800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)217431717380
Nambulite  (*)RhodoniteLiMn2+4Si5O14(OH)17431312
Natronambulite  (*)RhodoniteNaMn2+4Si5O14(OH)1743137
Neotocite  (*)Allophane(Mn,Fe)SiO3·H2O (?)174313186
Parabrandtite  (*)FairfielditeCa2Mn2+(AsO4)2·2H2O1743132
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)21743132273
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)21743171898
Pyrite  (*)PyriteFeS2160160374313,74315,7431739462
Pyrolusite  (*)RutileMnO21743133106
Pyrophanite  (*)CorundumMn2+TiO3174313244
Pyrrhotite  (*)NickelineFe7S8160160374315,74317,743189056
Quartz  (*)QuartzSiO2374313,74317,7431861156
Rhodochrosite  (*)CalciteMn(CO3)1743131711
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)274313,74316969
Sarkinite  (*)WagneriteMn2+2(AsO4)(OH)17431330
Scheelite  (*)ScheeliteCa(WO4)1743174894
Sepiolite  (*)Sepiolite ClayMg4Si6O15(OH)2·6H2O174317241
Sonolite  (*)HumiteMn2+9(SiO4)4(OH)217431350
Spessartine  (*)GarnetMn2+3Al2(SiO4)31743131214
Sphalerite  (*)SphaleriteZnS274317,7431821482
Sterlinghillite  (*)NoneMn2+3(AsO4)2·3H2O1743133
Talc  (*)Clay TalcMg3Si4O10(OH)21743173337
Tephroite  (*)OlivineMn2+2(SiO4)274313,74316240
Wallkilldellite  (*)NoneCa2Mn2+3(AsO4)2(OH)4·9H2O17431320
Yarrowite  (*)NoneCu9S817431370



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
vms-00561160160Mesozoic       S171331Sawatari Mine, Iwaki City, Fukushima, JapanSawatariMoiser et al. (2009) USGSOFR2009_1034 


SampleSource LocalityReference URL
R141119Gozaisho Mine, Iwaki City, Fukushima, Japanhttps://rruff.info/R141119


All locality data graciously provided by mindat.org

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