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:
Baxi Au Deposit (A'xi Au Deposit; Axi Au Deposit), Zoigê Co. (Ruo'ergai Co.), Ngawa Autonomous Prefecture (Aba Autonomous Prefecture), Sichuan, China

Oldest recorded age at locality: 201
Youngest recorded age at locality: 145

mindat Locality ID: 5794
mindat URL: http://www.mindat.org/loc-5794.html

Tectonic Settings:

Total number of sublocalities beneath "Baxi Au Deposit (A'xi Au Deposit; Axi Au Deposit), Zoigê Co. (Ruo'ergai Co.), Ngawa Autonomous Prefecture (Aba Autonomous Prefecture), Sichuan, China": 0
Total number of bottom-level sublocalities: 0

Latitude: 33°43'30"N
Longitude: 103°5'0"E
Decimal Degree (lat, lon): 33.725,103.08333333333
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 C Ca Cu Fe H K Mg O Pb S Sb Si Ti W Zn Zr 

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

Structural Groups for minerals in this locality: 
AmphiboleArsenopyriteBaryteCalciteChalcopyriteClayClinozoisiteCopperCorundumCovellite
DiasporeEpidoteKaoliniteMalachiteMarcasiteMicaNickelineNonePyritePyroxene
QuartzRocksaltScheeliteSphaleriteSpinelStibniteTitaniteWollastoniteZircon

30 IMA Minerals at location:
Actinolite  (*)Ankerite  (*)Arsenopyrite  (*)Baryte  (*)Calcite  (*)
Chalcocite  (*)Chalcopyrite  (*)Covellite  (*)Diopside  (*)Dolomite  (*)
Epidote  (*)Galena  (*)Goethite  (*)Gold  (*)Hematite  (*)
Kaolinite  (*)Magnetite  (*)Malachite  (*)Marcasite  (*)Muscovite  (*)
Pyrite  (*)Pyrrhotite  (*)Quartz  (*)Realgar  (*)Scheelite  (*)
Sphalerite  (*)Stibnite  (*)Titanite  (*)Wollastonite  (*)Zircon  (*)
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)220114503419
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)220114503092
Arsenopyrite  (*)ArsenopyriteFeAsS20114509052
Baryte  (*)BaryteBa(SO4)201145011547
Calcite  (*)CalciteCa(CO3)201145027770
Chalcocite  (*)NoneCu2S20114505707
Chalcopyrite  (*)ChalcopyriteCuFeS2201145027198
Covellite  (*)CovelliteCuS20114504165
Diopside  (*)PyroxeneCaMgSi2O620114504135
Dolomite  (*)NoneCaMg(CO3)220114509895
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)20114508173
Galena  (*)RocksaltPbS201145024243
Goethite  (*)DiasporeFeO(OH)20114507437
Gold  (*)CopperAu201145030554
Hematite  (*)CorundumFe2O3201145014640
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)420114505591
Magnetite  (*)SpinelFe2+Fe3+2O4201145014899
Malachite  (*)MalachiteCu2(CO3)(OH)2201145012537
Marcasite  (*)MarcasiteFeS220114505674
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2201145017380
Pyrite  (*)PyriteFeS2201145039462
Pyrrhotite  (*)NickelineFe7S820114509056
Quartz  (*)QuartzSiO2201145061156
Realgar  (*)NoneAsS2011450712
Scheelite  (*)ScheeliteCa(WO4)20114504894
Sphalerite  (*)SphaleriteZnS201145021482
Stibnite  (*)StibniteSb2S320114503418
Titanite  (*)TitaniteCaTi(SiO4)O20114504899
Wollastonite  (*)WollastoniteCaSiO320114501247
Zircon  (*)ZirconZr(SiO4)20114505251


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
Chen2007tbl01-65201145Jurassic      Arsenopyrite, Chalcopyrite, Galena, Pyrite, Sphalerite, Stibnite 5794Baxi Au Deposit (A'xi Au Deposit; Axi Au Deposit), Zoigê Co. (Ruo'ergai Co.), Ngawa Autonomous Prefecture (Aba Autonomous Prefecture), Sichuan, ChinaBaxi (Axi), Ruoergai, SichuanChen et al. (2007)10.1016/j.oregeorev.2005.01.001OGR31_139 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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