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:
Neichi Mine, Kamineichi, Miyako City, Iwate, Japan

Oldest recorded age at locality: 130.2
Youngest recorded age at locality: 117.8

mindat Locality ID: 28964
mindat URL: http://www.mindat.org/loc-28964.html

Tectonic Settings:

Total number of sublocalities beneath "Neichi Mine, Kamineichi, Miyako City, Iwate, Japan": 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 B C Ca Cr Cu F Fe H K Mg Mo Na O Pb S Si Ti Y Zn Zr 

Elements from minerals reported directly at this locality: Al B C Ca Cr Cu F Fe H K Mg Mo Na O Pb S Si Ti Y Zn Zr 

Structural Groups for minerals in this locality: 
AmphiboleAragoniteBaddeleyiteBruciteCalciteChalcopyriteClayCorundumCubaniteHumite
LinariteLudwigiteMalachiteMicaMolybdeniteNickelineNoneOlivinePyritePyroxene
QuartzRocksaltSphaleriteSpinelTitaniteWarwickiteWollastoniteWurtziteZirconolite

35 IMA Minerals at location:
Actinolite  (*)Aragonite  (*)Aurichalcite  (*)Baddeleyite  (*)Brucite  (*)
Calcite  (*)Chalcopyrite  (*)Chondrodite  (*)Clinohumite  (*)Cubanite  (*)
Diopside  (*)Dolomite  (*)Forsterite  (*)Galena  (*)Geikielite  (*)
Kotoite  (*)Linarite  (*)Ludwigite  (*)Magnetite  (*)Malachite  (*)
Molybdenite  (*)Pargasite  (*)Phlogopite  (*)Pyrite  (*)Pyrrhotite  (*)
Quartz  (*)Sphalerite  (*)Spinel  (*)Suanite  (*)Szaibélyite  (*)
Titanite  (*)Tremolite  (*)Warwickite  (*)Wollastonite  (*)Zirconolite  (*)
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)2130.2117.803419
Aragonite  (*)AragoniteCa(CO3)130.2117.803250
Aurichalcite  (*)None(Zn,Cu)5(CO3)2(OH)6130.2117.80919
Baddeleyite  (*)BaddeleyiteZrO2130.2117.80238
Brucite  (*)BruciteMg(OH)2130.2117.80462
Calcite  (*)CalciteCa(CO3)130.2117.8027770
Chalcopyrite  (*)ChalcopyriteCuFeS2130.2117.8027198
Chondrodite  (*)HumiteMg5(SiO4)2F2130.2117.80285
Clinohumite  (*)HumiteMg9(SiO4)4F2130.2117.80236
Cubanite  (*)Cubanite WurtziteCuFe2S3130.2117.80802
Diopside  (*)PyroxeneCaMgSi2O6130.2117.804135
Dolomite  (*)NoneCaMg(CO3)2130.2117.809895
Forsterite  (*)OlivineMg2(SiO4)130.2117.801188
Galena  (*)RocksaltPbS130.2117.8024243
Geikielite  (*)CorundumMgTiO3130.2117.8070
Kotoite  (*)NoneMg3(BO3)2130.2117.8020
Linarite  (*)LinariteCuPb(SO4)(OH)2130.2117.80987
Ludwigite  (*)LudwigiteMg2Fe3+O2(BO3)130.2117.80134
Magnetite  (*)SpinelFe2+Fe3+2O4130.2117.8014899
Malachite  (*)MalachiteCu2(CO3)(OH)2130.2117.8012537
Molybdenite  (*)MolybdeniteMoS2130.2117.805800
Pargasite  (*)AmphiboleNaCa2(Mg4Al)(Si6Al2)O22(OH)2130.2117.80313
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)2130.2117.802273
Pyrite  (*)PyriteFeS2130.2117.8039462
Pyrrhotite  (*)NickelineFe7S8130.2117.809056
Quartz  (*)QuartzSiO2130.2117.8061156
Sphalerite  (*)SphaleriteZnS130.2117.8021482
Spinel  (*)SpinelMgAl2O4130.2117.801934
Suanite  (*)NoneMg2B2O5130.2117.8016
Szaibélyite  (*)NoneMgBO2(OH)130.2117.8087
Titanite  (*)TitaniteCaTi(SiO4)O130.2117.804899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2130.2117.802562
Warwickite  (*)Warwickite(Mg,Ti,Fe,Cr,Al)2O(BO3)130.2117.8015
Wollastonite  (*)WollastoniteCaSiO3130.2117.801247
Zirconolite  (*)Zirconolite(Ca,Y)Zr(Ti,Mg,Al)2O7130.2117.80140


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-00453130.2117.8124.0±6.2Re-Os molybdeniteHokuto (Hk) YesMolybdenite Mo218446Hokuto Mine, Miyako City, Iwate, JapanMiyako, lwateSuzuki et al. (1996)10.1016/0016-7037(96)00164-0GCA60_3151 
Mo-00454128.9119.5124.2+4.7Re-Os molybdeniteHokuto (Hk) YesMolybdenite Mo218446Hokuto Mine, Miyako City, Iwate, JapanMiyako, lwateSuzuki et al. (1996)10.1016/0016-7037(96)00164-0GCA60_3151 

SampleSource LocalityReference URL

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