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:
Shuangfengshan Au Deposit (Twin Peaks Au Deposit), Twin Peaks Area, Barkol Co. (Barköl Co.; Balikun Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China

Oldest recorded age at locality: 270
Youngest recorded age at locality: 182

mindat Locality ID: 144062
mindat URL: http://www.mindat.org/loc-144062.html

Tectonic Settings:

Total number of sublocalities beneath "Shuangfengshan Au Deposit (Twin Peaks Au Deposit), Twin Peaks Area, Barkol Co. (Barköl Co.; Balikun Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China": 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 As Au Ba C Ca Cu F Fe H K Mg Na O Pb S Si Zn 

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

Structural Groups for minerals in this locality: 
AluniteArsenopyriteBaryteCalciteChalcopyriteClayClinozoisiteCopperCorundumEpidote
FeldsparFluoriteKaoliniteMicaNonePyritePyroxeneQuartzRocksaltSmectite-vermiculite
Sphalerite

20 IMA Minerals at location:
Albite  (*)Alunite  (*)Arsenopyrite  (*)Augite  (*)Baryte  (*)
Calcite  (*)Celadonite  (*)Chalcopyrite  (*)Epidote  (*)Fluorite  (*)
Galena  (*)Gold  (*)Hematite  (*)Jarosite  (*)Kaolinite  (*)
Montmorillonite  (*)Muscovite  (*)Pyrite  (*)Quartz  (*)Sphalerite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)27018208803
Alunite  (*)NoneKAl3(SO4)2(OH)62701820966
Arsenopyrite  (*)ArsenopyriteFeAsS27018209052
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O627018202060
Baryte  (*)BaryteBa(SO4)270182011547
Calcite  (*)CalciteCa(CO3)270182027770
Celadonite  (*)Mica ClayKMgFe3+Si4O10(OH)22701820309
Chalcopyrite  (*)ChalcopyriteCuFeS2270182027198
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)27018208173
Fluorite  (*)FluoriteCaF227018209617
Galena  (*)RocksaltPbS270182024243
Gold  (*)CopperAu270182030554
Hematite  (*)CorundumFe2O3270182014640
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)627018202228
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)427018205591
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O27018201508
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2270182017380
Pyrite  (*)PyriteFeS2270182039462
Quartz  (*)QuartzSiO2270182061156
Sphalerite  (*)SphaleriteZnS270182021482


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
Kristen002264247205226±21Rb-Sr       144062Shuangfengshan Au Deposit (Twin Peaks Au Deposit), Twin Peaks Area, Barkol Co. (Barköl Co.; Balikun Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, ChinaShuangfengshan Au DepositHan et al. (2014)10.1111/rge.12033RG64_136 
Kristen002265270182226±44Rb-Sr       144062Shuangfengshan Au Deposit (Twin Peaks Au Deposit), Twin Peaks Area, Barkol Co. (Barköl Co.; Balikun Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, ChinaShuangfengshan Au DepositHan et al. (2014)10.1111/rge.12033RG64_136 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

All age data...

Other copyright data...