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:
Lass O'Gowrie Gold Mine, Mount Monger, Mount Monger Goldfield, Kalgoorlie-Boulder Shire, Western Australia, Australia

Oldest recorded age at locality: 2680
Youngest recorded age at locality: 2600

mindat Locality ID: 271728
mindat URL: http://www.mindat.org/loc-271728.html

Tectonic Settings:

Total number of sublocalities beneath "Lass O'Gowrie Gold Mine, Mount Monger, Mount Monger Goldfield, Kalgoorlie-Boulder Shire, Western Australia, Australia": 0
Total number of bottom-level sublocalities: 0

Latitude: 31°2'30"S
Longitude: 121°56'36"E
Decimal Degree (lat, lon): -31.041666666667,121.94333333333

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 Au B C Ca Fe H Mg Na O Si Ti Zr 

Elements from minerals reported directly at this locality: Al Au B C Ca Fe H Mg Na O Si Ti Zr 

Structural Groups for minerals in this locality: 
AmphiboleCalciteChloriteClayCopperNoneNot in a structural groupQuartzRutileSerpentine
SpinelTalcTourmalineZircon

13 IMA Minerals at location:
Anatase  (*)Antigorite  (*)Calcite  (*)Clinochlore  (*)Gold  (*)
Magnesite  (*)Magnetite  (*)Quartz  (*)Rutile  (*)Schorl  (*)
Talc  (*)Tremolite  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Anatase  (*)Not in a structural groupTiO22680260002162
Antigorite  (*)Serpentine ClayMg3Si2O5(OH)4268026000708
Calcite  (*)CalciteCa(CO3)26802600027770
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)82680260001756
Gold  (*)CopperAu26802600030554
Magnesite  (*)CalciteMg(CO3)2680260001487
Magnetite  (*)SpinelFe2+Fe3+2O426802600014899
Quartz  (*)QuartzSiO226802600061156
Rutile  (*)RutileTiO22680260005614
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)2680260002705
Talc  (*)Clay TalcMg3Si4O10(OH)22680260003337
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)22680260002562
Zircon  (*)ZirconZr(SiO4)2678267005251



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
EG90_845-00003267826702674±4Pb-Pb zircon  YesZircon  223Kalgoorlie-Boulder Shire, Western Australia, Australia Kent and McDougall (1995)10.2113/gsecongeo.90.4.845EG90_845 
Hg-0011726802600 Ar-Ar, U-Pb high   YesColoradoiteHg223Kalgoorlie-Boulder Shire, Western Australia, Australia Kent and McDougall (1995)10.2113/gsecongeo.90.4.845EG90_845 


SampleSource LocalityReference URL


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