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:
Etemba Farm 135, Dâures, Erongo Region, Namibia


mindat Locality ID: 157965
mindat URL: http://www.mindat.org/loc-157965.html

Tectonic Settings:

Total number of sublocalities beneath "Etemba Farm 135, Dâures, Erongo Region, Namibia": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Unnamed Mine (beryl Mine)
Unnamed Mine (wolfram Mine)
Unnamed Pegmatite (dumortierite Mine)

Latitude: 21°27'9"S
Longitude: 15°2'47"E
Decimal Degree (lat, lon): -21.4525,15.046388888889
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 B Be Ca F Fe H K Na O P Si Sn Sr 

Elements from minerals reported directly at this locality: Al Ca Fe H O P Si Sr 

Structural Groups for minerals in this locality: 
AluniteApatiteBerylClayDumortieriteFluoriteGarnetLeucophosphiteMicaNone
QuartzRutileTopazTourmaline

12 IMA Minerals at location:
Andradite  (*)Beryl  (*)Cassiterite  (*)Dumortierite  (*)Fluorapatite  (*)
Fluorite  (*)Goyazite  (*)Muscovite  (*)Quartz  (*)Schorl  (*)
Tinsleyite  (*)Topaz  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Andradite  (*)GarnetCa3Fe3+2(SiO4)301534
Beryl  (*)BerylBe3Al2Si6O18286424,864264286
Cassiterite  (*)RutileSnO21864265171
Dumortierite  (*)DumortieriteAlAl6BSi3O18186426231
Fluorapatite  (*)ApatiteCa5(PO4)3F1864262740
Fluorite  (*)FluoriteCaF21864269617
Goyazite  (*)AluniteSrAl3(PO4)(PO3OH)(OH)60173
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)218642517380
Quartz  (*)QuartzSiO2286425,8642661156
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)1864262705
Tinsleyite  (*)LeucophosphiteKAl2(PO4)2(OH)·2H2O1864269
Topaz  (*)TopazAl2SiO4F21864261476


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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