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:
Dorozhnyi Pegmatite, Khan Bogdo Massif (Khan-Bogdinskii), Gobi Desert, Mongolia

Oldest recorded age at locality: 318
Youngest recorded age at locality: 291

mindat Locality ID: 21786
mindat URL: http://www.mindat.org/loc-21786.html

Tectonic Settings:

Total number of sublocalities beneath "Dorozhnyi Pegmatite, Khan Bogdo Massif (Khan-Bogdinskii), Gobi Desert, Mongolia": 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 C Ca Ce F Fe H K Li Mg Mn Na Nb O Si Ti Zr 

Elements from minerals reported directly at this locality: Al C Ca Ce F Fe H K Li Mg Mn Na Nb O Si Ti Zr 

Structural Groups for minerals in this locality: 
AmphiboleClayElpiditeFeldsparMicaNeptuniteNoneNot in a structural groupPyroxeneQuartz
RutileSmectite-vermiculiteTitanite

15 IMA Minerals at location:
Aegirine  (*)Albite  (*)Arfvedsonite  (*)Armstrongite  (*)Elpidite  (*)
Microcline  (*)Mongolite  (*)Montmorillonite  (*)Neptunite  (*)Orthoclase  (*)
Polylithionite  (*)Pyrolusite  (*)Quartz  (*)Synchysite-(Ce)  (*)Titanite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aegirine  (*)PyroxeneNaFe3+Si2O631829101022
Albite  (*)FeldsparNa(AlSi3O8)31829108803
Arfvedsonite  (*)AmphiboleNaNa2(Fe2+4Fe3+)Si8O22(OH)23182910295
Armstrongite  (*)Not in a structural groupCaZr(Si6O15)·2H2O31829105
Elpidite  (*)ElpiditeNa2ZrSi6O15·3H2O318291050
Microcline  (*)FeldsparK(AlSi3O8)31829104924
Mongolite  (*)NoneCa4Nb6Si5O24(OH)10·6H2O31829102
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O31829101508
Neptunite  (*)NeptuniteKNa2LiFe2+2Ti2Si8O24318291049
Orthoclase  (*)FeldsparK(AlSi3O8)31829102349
Polylithionite  (*)MicaKLi2AlSi4O10F2318291089
Pyrolusite  (*)RutileMnO231829103106
Quartz  (*)QuartzSiO2318291061156
Synchysite-(Ce)  (*)NoneCaCe(CO3)2F3182910232
Titanite  (*)TitaniteCaTi(SiO4)O31829104899


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
Alexandra-0322318292318–292 Age of alkaline granite   Yes  2384Khan Bogdo Massif (Khan-Bogdinskii), Gobi Desert, MongoliaKhan-Bogdo massifKozlovsky et al. (2005) P13_218 
Bradley_2012_050293291292±1U/Pb zircon  YesZircon  2384Khan Bogdo Massif (Khan-Bogdinskii), Gobi Desert, Mongolia[Khan Bogd Granite]McCauley and Bradley (2014)10.3749/canmin.52.2.183CM52_183 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

All age data...

Other copyright data...