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:
Yanahara Mine (Yanahara Mining District), Misaki-cho, Kume-gun, Okayama, Japan

Oldest recorded age at locality: 270
Youngest recorded age at locality: 270

mindat Locality ID: 69573
mindat URL: http://www.mindat.org/loc-69573.html

Tectonic Settings: Backarc Environment

Total number of sublocalities beneath "Yanahara Mine (Yanahara Mining District), Misaki-cho, Kume-gun, Okayama, Japan": 0
Total number of bottom-level sublocalities: 0

Latitude: 34°57'30"N
Longitude: 134°4'10"E
Decimal Degree (lat, lon): 34.958333333333,134.06944444444
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 Au Ba Bi C Ca Cu Fe H K Mg Na O Pb S Sb Si Te Ti V Zn 

Elements from minerals reported directly at this locality: Al As Au Ba Bi C Ca Cu Fe H K Mg Na O Pb S Sb Si Te Ti V Zn 

Structural Groups for minerals in this locality: 
AmphiboleArsenicArsenopyriteBaryteBerylBournoniteCalciteChalcopyriteClayClinozoisite
CopperCorundumEpidoteFeldsparGermaniteMeneghiniteMicaNickelineNonePyrite
PyroxeneQuartzRocksaltRutileSphaleriteSpinelStibniteTetradymiteTetrahedrite

33 IMA Minerals at location:
Actinolite  (*)Albite  (*)Altaite  (*)Anthophyllite  (*)Arsenopyrite  (*)
Augite  (*)Baryte  (*)Bismuth  (*)Bismuthinite  (*)Bornite  (*)
Boulangerite  (*)Bournonite  (*)Calcite  (*)Chalcopyrite  (*)Colusite  (*)
Cordierite  (*)Epidote  (*)Galena  (*)Gold  (*)Ilmenite  (*)
Jamesonite  (*)Maghemite  (*)Magnetite  (*)Meneghinite  (*)Muscovite  (*)
Orthoclase  (*)Pyrite  (*)Pyrrhotite  (*)Quartz  (*)Rucklidgeite  (*)
Rutile  (*)Sphalerite  (*)Tennantite-(Fe)  (*)
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)227027003419
Albite  (*)FeldsparNa(AlSi3O8)27027008803
Altaite  (*)RocksaltPbTe2702700489
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)22702700718
Arsenopyrite  (*)ArsenopyriteFeAsS27027009052
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O627027002060
Baryte  (*)BaryteBa(SO4)270270011547
Bismuth  (*)ArsenicBi27027001966
Bismuthinite  (*)StibniteBi2S327027001935
Bornite  (*)NoneCu5FeS427027005516
Boulangerite  (*)NonePb5Sb4S112702700843
Bournonite  (*)BournoniteCuPbSbS327027001089
Calcite  (*)CalciteCa(CO3)270270027770
Chalcopyrite  (*)ChalcopyriteCuFeS2270270027198
Colusite  (*)Sphalerite GermaniteCu13VAs3S162702700110
Cordierite  (*)BerylMg2Al4Si5O1827027001008
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)27027008173
Galena  (*)RocksaltPbS270270024243
Gold  (*)CopperAu270270030554
Ilmenite  (*)CorundumFe2+Ti4+O327027005433
Jamesonite  (*)NonePb4FeSb6S142702700784
Maghemite  (*)Spinel(Fe3+0.67   0.33)Fe3+2O42702700229
Magnetite  (*)SpinelFe2+Fe3+2O4270270014899
Meneghinite  (*)MeneghinitePb13CuSb7S242702700158
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2270270017380
Orthoclase  (*)FeldsparK(AlSi3O8)27027002349
Pyrite  (*)PyriteFeS2270270039462
Pyrrhotite  (*)NickelineFe7S827027009056
Quartz  (*)QuartzSiO2270270061156
Rucklidgeite  (*)TetradymitePbBi2Te4270270064
Rutile  (*)RutileTiO227027005614
Sphalerite  (*)SphaleriteZnS270270021482
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S1327027001803


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-00579270270Permian       S69573Yanahara Mine (Yanahara Mining District), Misaki-cho, Kume-gun, Okayama, JapanYanaharaMoiser et al. (2009) USGSOFR2009_1034 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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