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:
Tochigi, Japan

Oldest recorded age at locality: 63.5
Youngest recorded age at locality: 13.7

mindat Locality ID: 20273
mindat URL: http://www.mindat.org/loc-20273.html

Tectonic Settings:

Total number of sublocalities beneath "Tochigi, Japan": 73
Total number of bottom-level sublocalities: 60

Number of Child Localities: 26
Child Localities:
Dainichizawa Mine
Ginzandaira Mine
Hokkohji Mine
Juuniyashima Mine
Kamibishi Mine
Kanuma City
Kawaji
Kuranosawa Mine
Nasu-machi
Nasu-roseki Mine
Nikko City
Nogami Mine
Nomine Mine
Oashi Mine (Ou'ashi Mine)
Ogaki Mine
Ohisawa Mine (Oizawa Mine)
Ohkakiyama Mine
Osawa
Shiobara
Shioya
Takahira Mine
Tanuma
Tochigi City
Tochigi Mine
Utsunomiya
Yoshida Mine

Latitude: 36°39'13"N
Longitude: 139°39'52"E
Decimal Degree (lat, lon): 36.653611111111,139.66444444444
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 B Ba Be Bi C Ca Cl Co Cu F Fe Ge H In K Mg Mn Mo N Na Ni O P Pb S Sb Se Si Sn Sr Te Ti U W Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAdeliteAjoiteAllophaneAluniteAmphiboleAnalcimeAndalusiteApatiteArgyrodite
ArsenicArsenopyriteAxiniteBaryteBerylBrauniteBrochantiteBruciteCalciteCancrinite-sodalite
ChalcanthiteChalcophylliteChalcopyriteChloriteClayClinozoisiteCobaltiteColumbiteCopperCoronadite
CorundumCovelliteDiasporeDumortieriteEpidoteFeldsparFeroxyhyteFluoriteGarnetGypsum
HumiteKaoliniteKobelliteKoritnigiteMalachiteMarcasiteMatlockiteMelanteriteMicaMolybdenite
NatroliteNickelineNoneNot in a structural groupOlivinePalygorskitePharmacosideritePhenakitePyritePyrophyllite
PyrosmalitePyroxeneQuartzRamsdelliteRhodoniteRocksaltRutileScheeliteSerpentineSodalite
SphaleriteSpinelStanniteStannoiditeStibniteStilbiteTetradymiteTetrahedriteTourmalineTurquoise
VivianiteWavelliteWollastoniteXanthoconite

159 IMA Minerals at location:
Acanthite  (*)Ajoite  (*)Akhtenskite  (*)Alabandite  (*)Alleghanyite  (*)
Allophane  (*)Almandine  (*)Andalusite  (*)Argyrodite  (*)Arsenopyrite  (*)
Axinite-(Mn)  (*)Azurite  (*)Bariopharmacosiderite  (*)Baryte  (*)Bementite  (*)
Birnessite  (*)Bismoclite  (*)Bismuth  (*)Bismuthinite  (*)Bolivarite  (*)
Bornite  (*)Braunite  (*)Brochantite  (*)Bustamite  (*)Cacoxenite  (*)
Calcite  (*)Canfieldite  (*)Cannonite  (*)Caryopilite  (*)Cassiterite  (*)
Celsian  (*)Chalcanthite  (*)Chalcocite  (*)Chalcophyllite  (*)Chalcopyrite  (*)
Chamosite  (*)Chrysocolla  (*)Cobaltite  (*)Cobaltkoritnigite  (*)Conichalcite  (*)
Copper  (*)Cordierite  (*)Corundum  (*)Covellite  (*)Cryptomelane  (*)
Cuprite  (*)Dickite  (*)Djurleite  (*)Dravite  (*)Dumortierite  (*)
Epidote  (*)Feitknechtite  (*)Ferberite  (*)Fluorapatite  (*)Fluorite  (*)
Freibergite  (*)Galaxite  (*)Galena  (*)Galenobismutite  (*)Glaucochroite  (*)
Goethite  (*)Gold  (*)Graphite  (*)Gypsum  (*)Hausmannite  (*)
Hedenbergite  (*)Helvine  (*)Hematite  (*)Hübnerite  (*)Hydrozincite  (*)
Ikunolite  (*)Ilmenite  (*)Imogolite  (*)Ingodite  (*)Jacobsite  (*)
Jimboite  (*)Kaolinite  (*)Koechlinite  (*)Laitakarite  (*)Langite  (*)
Laumontite  (*)Ludlamite  (*)Magnetite  (*)Malachite  (*)Manganite  (*)
Manganosite  (*)Marcasite  (*)Matildite  (*)Mawsonite  (*)Melanterite  (*)
Mimetite  (*)Molybdenite  (*)Muscovite  (*)Natrolite  (*)Natronambulite  (*)
Neotocite  (*)Nitratine  (*)Nsutite  (*)Olivenite  (*)Orthoclase  (*)
Palygorskite  (*)Gersdorffite-Pa3  (*)Pennantite  (*)Pharmacosiderite  (*)Philipsbornite  (*)
Posnjakite  (*)Proto-ferro-suenoite  (*)Proustite  (*)Pyrargyrite  (*)Pyrite  (*)
Pyrochroite  (*)Pyrolusite  (*)Pyromorphite  (*)Pyrophanite  (*)Pyrophyllite  (*)
Pyrosmalite-(Fe)  (*)Pyrosmalite-(Mn)  (*)Pyroxmangite  (*)Pyrrhotite  (*)Quartz  (*)
Realgar  (*)Redondite  (*)Rhodochrosite  (*)Rhodonite  (*)Ribbeite  (*)
Roquesite  (*)Rucklidgeite  (*)Scheelite  (*)Scorodite  (*)Siderite  (*)
Siegenite  (*)Sillimanite  (*)Silver  (*)Smithite  (*)Sonolite  (*)
Spessartine  (*)Sphalerite  (*)Stannite  (*)Stannoidite  (*)Stibnite  (*)
Stilbite-Ca  (*)Sussexite  (*)Tennantite-(Fe)  (*)Tenorite  (*)Tephroite  (*)
Tetrahedrite-(Zn)  (*)Todorokite  (*)Tremolite  (*)Turquoise  (*)Uraninite  (*)
Variscite  (*)Vivianite  (*)Wairakite  (*)Wavellite  (*)Willemite  (*)
Wiserite  (*)Wittichenite  (*)Xanthoconite  (*)Zavaritskite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S1765712793
Ajoite  (*)AjoiteK3Cu2+20Al3Si29O76(OH)16·8H2O15.913.717656011
Akhtenskite  (*)FeroxyhyteMnO263.522.31765505
Alabandite  (*)RocksaltMnS63.513.71076529,76531,76532,76550,76553,76555,76563,76576,76577,76588312
Alleghanyite  (*)HumiteMn2+5(SiO4)2(OH)263.522.3576531,76532,76550,76555,7659077
Allophane  (*)AllophaneAl2O3(SiO2)1.3-2.0·2.5-3.0H2O63.522.3176534470
Almandine  (*)GarnetFe2+3Al2(SiO4)363.522.31765502353
Andalusite  (*)AndalusiteAl2SiO563.522.31765461310
Argyrodite  (*)ArgyroditeAg8GeS617657162
Arsenopyrite  (*)ArsenopyriteFeAsS15.913.7276560,765639052
Axinite-(Mn)  (*)AxiniteCa4Mn2+2Al4[B2Si8O30](OH)263.522.317655388
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)215.913.7376560,76574,765865509
Bariopharmacosiderite  (*)PharmacosideriteBa0.5Fe3+4(AsO4)3(OH)4·5H2O176586150
Baryte  (*)BaryteBa(SO4)63.522.3276550,7655511547
Bementite  (*)ClayMn7Si6O15(OH)8276532,76555173
Birnessite  (*)None(Na,Ca,K)0.6(Mn4+,Mn3+)2O4·1.5H2O63.522.3176547178
Bismoclite  (*)MatlockiteBiOCl15.913.717656071
Bismuth  (*)ArsenicBi63.513.7276549,765601966
Bismuthinite  (*)StibniteBi2S315.913.7476560,76569,76597,766001935
Bolivarite  (*)NoneAl2(PO4)(OH)3·4H2O15.913.71765604
Bornite  (*)NoneCu5FeS415.913.7276560,765975516
Braunite  (*)BrauniteMn2+Mn3+6O8(SiO4)63.522.3476539,76542,76550,76576483
Brochantite  (*)BrochantiteCu4(SO4)(OH)61765861633
Bustamite  (*)WollastoniteMn2Ca2MnCa(Si3O9)263.522.3176548101
Cacoxenite  (*)NoneFe3+24AlO6(PO4)17(OH)12·75H2O176568280
Calcite  (*)CalciteCa(CO3)63.513.7776550,76554,76560,76562,76563,76573,7660127770
Canfieldite  (*)ArgyroditeAg8SnS615.913.7276560,7657191
Cannonite  (*)NoneBi2O(SO4)(OH)215.913.717656026
Caryopilite  (*)Clay SerpentineMn2+3Si2O5(OH)463.522.3276550,7658083
Cassiterite  (*)RutileSnO215.913.7276560,765715171
Celsian  (*)FeldsparBa(Al2Si2O8)63.522.3176550100
Chalcanthite  (*)ChalcanthiteCu(SO4)·5H2O15.913.7176560925
Chalcocite  (*)NoneCu2S15.913.7376560,76569,765975707
Chalcophyllite  (*)ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24·36H2O176586194
Chalcopyrite  (*)ChalcopyriteCuFeS263.513.71476540,76550,76553,76560,76561,76562,76563,76565,76566,76569,76571,76588,76597,7660027198
Chamosite  (*)Chlorite Clay(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)815.913.7176560577
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O1765863531
Cobaltite  (*)CobaltiteCoAsS63.522.3276540,76541966
Cobaltkoritnigite  (*)KoritnigiteCo(AsO3OH)·H2O15.913.717656032
Conichalcite  (*)AdeliteCaCu(AsO4)(OH)176586363
Copper  (*)CopperCu15.913.7476560,76574,76586,766003846
Cordierite  (*)BerylMg2Al4Si5O1863.522.31765501008
Corundum  (*)CorundumAl2O31765571797
Covellite  (*)CovelliteCuS15.913.71765604165
Cryptomelane  (*)CoronaditeK(Mn4+7Mn3+)O1663.522.3376547,76550,76592599
Cuprite  (*)Not in a structural groupCu2O15.913.7376560,76574,765862970
Dickite  (*)Clay KaoliniteAl2Si2O5(OH)4176568651
Djurleite  (*)NoneCu31S1615.913.7176560300
Dravite  (*)TourmalineNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)63.522.3176550648
Dumortierite  (*)DumortieriteAlAl6BSi3O18176557231
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)1765548173
Feitknechtite  (*)NoneMn3+O(OH)63.522.317655019
Ferberite  (*)ColumbiteFe2+(WO4)15.913.7276560,76571551
Fluorapatite  (*)ApatiteCa5(PO4)3F63.513.7476540,76560,76562,765682740
Fluorite  (*)FluoriteCaF215.913.7276560,765879617
Freibergite  (*)TetrahedriteAg6[Cu4Fe2]Sb4S12176571663
Galaxite  (*)SpinelMn2+Al2O463.522.3476533,76550,76576,7657743
Galena  (*)RocksaltPbS63.513.7876540,76550,76553,76560,76562,76563,76569,7657124243
Galenobismutite  (*)KobellitePbBi2S4176579192
Glaucochroite  (*)OlivineCaMn2+(SiO4)63.522.31765487
Goethite  (*)DiasporeFeO(OH)276571,765837437
Gold  (*)CopperAu15.913.7276560,7657130554
Graphite  (*)NoneC63.522.31765502812
Gypsum  (*)GypsumCa(SO4)·2H2O63.513.7376550,76556,765626890
Hausmannite  (*)SpinelMn2+Mn3+2O463.522.3876529,76532,76533,76550,76555,76576,76578,76590350
Hedenbergite  (*)PyroxeneCaFe2+Si2O663.522.3176548741
Helvine  (*)Sodalite Cancrinite-sodaliteBe3Mn2+4(SiO4)3S63.522.3276550,76577237
Hematite  (*)CorundumFe2O363.522.3376542,76596,7660014640
Hübnerite  (*)ColumbiteMn2+(WO4)63.522.3376540,76550,76571469
Hydrozincite  (*)NoneZn5(CO3)2(OH)61765731066
Ikunolite  (*)TetradymiteBi4S315.913.717656054
Ilmenite  (*)CorundumFe2+Ti4+O363.522.31765405433
Imogolite  (*)AllophaneAl2SiO3(OH)463.522.31765437
Ingodite  (*)TetradymiteBi2TeS17657930
Jacobsite  (*)SpinelMn2+Fe3+2O463.522.3676531,76533,76550,76575,76576,76578172
Jimboite  (*)NoneMn2+3(BO3)263.522.31765503
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)463.522.3276544,765685591
Koechlinite  (*)NoneBi2MoO615.913.717656039
Laitakarite  (*)TetradymiteBi4(Se,S)315.913.717656030
Langite  (*)NoneCu4(SO4)(OH)6·2H2O276574,76586593
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O63.513.7476540,76554,76560,765611271
Ludlamite  (*)NoneFe2+3(PO4)2·4H2O15.913.717656066
Magnetite  (*)SpinelFe2+Fe3+2O463.522.3276550,7660014899
Malachite  (*)MalachiteCu2(CO3)(OH)215.913.7276560,7658612537
Manganite  (*)RutileMn3+O(OH)15.913.7176563770
Manganosite  (*)RocksaltMnO63.513.7676532,76550,76555,76563,76576,7657773
Marcasite  (*)MarcasiteFeS215.913.71765605674
Matildite  (*)NoneAgBiS2176571252
Mawsonite  (*)NoneCu6Fe2SnS815.913.717656092
Melanterite  (*)MelanteriteFe(SO4)·7H2O63.522.3176550915
Mimetite  (*)ApatitePb5(AsO4)3Cl1765301107
Molybdenite  (*)MolybdeniteMoS263.522.3276550,765525800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)215.913.7476554,76557,76560,7656817380
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O1765721236
Natronambulite  (*)RhodoniteNaMn2+4Si5O14(OH)63.522.31765427
Neotocite  (*)Allophane(Mn,Fe)SiO3·H2O (?)63.522.3276533,76550186
Nitratine  (*)CalciteNa(NO3)17659991
Nsutite  (*)RamsdelliteMn2+xMn4+1-xO2-2x(OH)2x63.522.3276547,76550121
Olivenite  (*)AndalusiteCu2(AsO4)(OH)176586492
Orthoclase  (*)FeldsparK(AlSi3O8)63.522.31765502349
Palygorskite  (*)Palygorskite Clay(Mg,Al)2Si4O10(OH)·4H2O176600306
Gersdorffite-Pa3  (*)PyriteNiAsS63.522.3176540767
Pennantite  (*)Chlorite ClayMn2+5Al(Si3Al)O10(OH)863.522.317655025
Pharmacosiderite  (*)PharmacosideriteKFe3+4(AsO4)3(OH)4·6-7H2O176586428
Philipsbornite  (*)AlunitePbAl3(AsO4)(AsO3OH)(OH)6276574,7658651
Posnjakite  (*)NoneCu4(SO4)(OH)6·H2O176574309
Proto-ferro-suenoite  (*)Amphibole   Mn2+2Fe2+5Si8O22(OH)263.522.3276540,765413
Proustite  (*)NoneAg3AsS3176571733
Pyrargyrite  (*)NoneAg3SbS31765711425
Pyrite  (*)PyriteFeS263.513.71176542,76550,76553,76560,76562,76568,76569,76571,76588,76597,7660039462
Pyrochroite  (*)BruciteMn2+(OH)263.522.317655056
Pyrolusite  (*)RutileMnO263.522.3476537,76550,76553,765923106
Pyromorphite  (*)ApatitePb5(PO4)3Cl1765301725
Pyrophanite  (*)CorundumMn2+TiO363.522.3376540,76541,76550244
Pyrophyllite  (*)Clay PyrophylliteAl2Si4O10(OH)2176557771
Pyrosmalite-(Fe)  (*)Pyrosmalite ClayFe2+8Si6O15(OH)1063.522.317654038
Pyrosmalite-(Mn)  (*)Pyrosmalite ClayMn2+8Si6O15(OH,Cl)1063.513.7376540,76553,7656325
Pyroxmangite  (*)NoneMn2+SiO363.522.3376540,76541,76550147
Pyrrhotite  (*)NickelineFe7S863.513.7476540,76550,76560,765639056
Quartz  (*)QuartzSiO263.513.71876533,76539,76540,76542,76549,76550,76554,76557,76560,76563,76564,76568,76571,76576,76581,76585,76587,7660061156
Realgar  (*)NoneAsS176571712
Redondite  (*)NoneAl(PO4)·2H2O1765682
Rhodochrosite  (*)CalciteMn(CO3)63.513.71676529,76531,76532,76533,76540,76542,76550,76553,76555,76563,76575,76576,76577,76578,76588,765901711
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)63.513.71476532,76540,76541,76542,76546,76550,76553,76555,76563,76576,76577,76587,76588,76601969
Ribbeite  (*)HumiteMn2+5(SiO4)2(OH)263.522.317655013
Roquesite  (*)ChalcopyriteCuInS217657146
Rucklidgeite  (*)TetradymitePbBi2Te415.913.717656064
Scheelite  (*)ScheeliteCa(WO4)63.513.7276552,765604894
Scorodite  (*)NoneFe3+(AsO4)·2H2O1765861153
Siderite  (*)CalciteFe(CO3)63.513.7276544,765606417
Siegenite  (*)SpinelCoNi2S463.522.3176546249
Sillimanite  (*)Not in a structural groupAl2SiO563.522.31765461516
Silver  (*)CopperAg15.913.71765605186
Smithite  (*)NoneAgAsS217657111
Sonolite  (*)HumiteMn2+9(SiO4)4(OH)263.522.3476531,76533,76550,7658050
Spessartine  (*)GarnetMn2+3Al2(SiO4)363.513.7776540,76546,76550,76553,76563,76576,765881214
Sphalerite  (*)SphaleriteZnS63.513.7876550,76553,76560,76563,76569,76571,76588,7659721482
Stannite  (*)Stannite SphaleriteCu2FeSnS415.913.7176560668
Stannoidite  (*)StannoiditeCu8(Fe,Zn)3Sn2S1215.913.717656080
Stibnite  (*)StibniteSb2S315.913.71765603418
Stilbite-Ca  (*)StilbiteNaCa4(Si27Al9)O72·28H2O63.522.3176551268
Sussexite  (*)NoneMn2+BO2(OH)63.522.3376531,76533,7655025
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S1315.913.71765601803
Tenorite  (*)NoneCuO1765861101
Tephroite  (*)OlivineMn2+2(SiO4)63.513.71076531,76532,76541,76548,76550,76553,76555,76563,76577,76588240
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1315.913.7276560,765715317
Todorokite  (*)None(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12·3-4H2O63.522.3176550433
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)263.513.7376550,76563,765772562
Turquoise  (*)TurquoiseCuAl6(PO4)4(OH)8·4H2O176568484
Uraninite  (*)FluoriteUO263.522.31765502718
Variscite  (*)NoneAl(PO4)·2H2O176568301
Vivianite  (*)VivianiteFe2+3(PO4)2·8H2O15.913.7176560636
Wairakite  (*)AnalcimeCa(Si4Al2)O12·2H2O17655473
Wavellite  (*)WavelliteAl3(PO4)2(OH)3·5H2O15.913.7176560374
Willemite  (*)PhenakiteZn2SiO4176573303
Wiserite  (*)NoneMn2+14(B2O5)4(OH)8·(Si,Mg)(O,OH)4Cl63.522.3376531,76533,7655015
Wittichenite  (*)NoneCu3BiS315.913.7176560297
Xanthoconite  (*)XanthoconiteAg3AsS317657189
Zavaritskite  (*)MatlockiteBiOF15.913.717656026


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
Mo-0033663.554.358.9±4.6Re-Os molybdeniteOwashi (Ow)  Molybdenite Mo143339Kanuma City, Tochigi, JapanKanuma, TochigiSuzuki et al. (1996)10.1016/0016-7037(96)00164-0GCA60_3151 
Mo-0033732.722.327.5±5.2Re-Os molybdeniteOwashi (Ow)  Molybdenite Mo143339Kanuma City, Tochigi, JapanKanuma, TochigiSuzuki et al. (1996)10.1016/0016-7037(96)00164-0GCA60_3151 
Kristen00194315.913.714.8±1.1K-Ar whole rock     6800Ashio Mine (Ashio Copper Mine), Ashio-machi, Nikko City, Tochigi, JapanAshioShibata and Ishihara (1974)10.2113/gsecongeo.69.8.1207EG69_1207 
Mo-0008415.913.7 K-Ar     KoechliniteMo6800Ashio Mine (Ashio Copper Mine), Ashio-machi, Nikko City, Tochigi, Japan Shibata and Ishihara (1974)10.2113/gsecongeo.69.8.1207EG69_1207 

SampleSource LocalityReference URL
FKM-190Nippyo Mine (Yokoneyama), Awano, Kanuma City, Tochigi, Japanhttps://www.rockptx.com/fkm-176-to-fkm-200/#FKM-190
R061000Nippyo Mine (Yokoneyama), Awano, Kanuma City, Tochigi, Japanhttps://rruff.info/R061000
R060999Nippyo Mine (Yokoneyama), Awano, Kanuma City, Tochigi, Japanhttps://rruff.info/R060999
R110207Kyurasawa Mine (Kyuurasawa; Kyurazawa), Ashio-machi, Nikko City, Tochigi, Japanhttps://rruff.info/R110207

All locality data graciously provided by mindat.org

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