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:
Martins Fluorite (Speewah Prospect), Kachana Station, Wyndham-East Kimberley Shire, Western Australia, Australia

Oldest recorded age at locality: 1873
Youngest recorded age at locality: 1853

mindat Locality ID: 126076
mindat URL: http://www.mindat.org/loc-126076.html

Tectonic Settings:

Total number of sublocalities beneath "Martins Fluorite (Speewah Prospect), Kachana Station, Wyndham-East Kimberley Shire, Western Australia, Australia": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Central Zone
Main Zone
North-West Zone
West Zone

Latitude: 16°21'"S
Longitude: 127°57'10"E
Decimal Degree (lat, lon): -16.35,127.95277777778

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 Ba C Ca Cu F Fe H O Pb S Si 

Elements from minerals reported directly at this locality: Al Au B C Ca Cu Fe H O Si 

Structural Groups for minerals in this locality: 
BaryteChalcopyriteClinozoisiteCopperCorundumEpidoteFluoriteGadoliniteNoneNot in a structural group
QuartzRocksaltSpinel

11 IMA Minerals at location:
Azurite  (*)Baryte  (*)Chalcopyrite  (*)Datolite  (*)Epidote  (*)
Fluorite  (*)Galena  (*)Gold  (*)Hematite  (*)Magnetite  (*)
Quartz  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)21873185305509
Baryte  (*)BaryteBa(SO4)18731853218922,1892311547
Chalcopyrite  (*)ChalcopyriteCuFeS21873185311892327198
Datolite  (*)GadoliniteCaB(SiO4)(OH)187318530498
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)1873185308173
Fluorite  (*)FluoriteCaF218731853418920,18921,18922,189239617
Galena  (*)RocksaltPbS18731853218920,1892324243
Gold  (*)CopperAu18731853030554
Hematite  (*)CorundumFe2O318731853014640
Magnetite  (*)SpinelFe2+Fe3+2O418731853014899
Quartz  (*)QuartzSiO218731853218920,1892361156



Locality Notes from all Ages at Locality:
Age IDLocality Notes
Jen_0001065MAGMATIC STYLE: Dyke at least 20 m wide and 80 m long. ASSOCIATED SILICATE ROCKS: K-feldspar fenite.


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
Jen_0001065187318531863±10U-Pb zircon   Zircon  126076Martins Fluorite (Speewah Prospect), Kachana Station, Wyndham-East Kimberley Shire, Western Australia, AustraliaYungulWoolley and Kjarsgaard (2008)10.4095/225115GSCOF5796On geological grounds, Alvin et al. (2004) consider the age to be probably Upper Jurassic to Lower Cretaceous and that the dated zircon is xenocrystal.


SampleSource LocalityReference URL


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