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Okahua Farm 418, Windhoek Rural, Khomas Region, Namibiai
Regional Level Types
Okahua Farm 418Farm
Windhoek RuralConstituency
Khomas RegionRegion
NamibiaCountry

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PhotosMapsSearch
06981900017272253274515.jpg
Spinel, etc.

Okahua Farm 418, Windhoek Rural, Khomas Region, Namibia
02075650017272253283135.jpg
Spinel

Okahua Farm 418, Windhoek Rural, Khomas Region, Namibia
03968780017272008375464.jpg
Spinel

Okahua Farm 418, Windhoek Rural, Khomas Region, Namibia
06981900017272253274515.jpg
Spinel, etc.

Okahua Farm 418, Windhoek Rural, Khomas Region, Namibia
02075650017272253283135.jpg
Spinel

Okahua Farm 418, Windhoek Rural, Khomas Region, Namibia
01686080017272008341666.jpg
Spinel

Okahua Farm 418, Windhoek Rural, Khomas Region, Namibia
06981900017272253274515.jpg
Spinel, etc.

Okahua Farm 418, Windhoek Rural, Khomas Region, Namibia
07494990017272253286359.jpg
Spinel

Okahua Farm 418, Windhoek Rural, Khomas Region, Namibia
Latitude & Longitude (WGS84):
22° 16' 0'' South , 17° 7' 8'' East
Latitude & Longitude (decimal):
-22.26667,17.11889
GRN:
S15E12
Type:
Farm
Köppen climate type:
BSh : Hot semi-arid (steppe) climate
Nearest Settlements:
PlacePopulationDistance
Katutura21,243 (2018)29.1km
Windhoek268,132 (2017)32.7km
Okahandja20,879 (2012)37.8km
Mindat Locality ID:
126498
Long-form identifier:
mindat:1:2:126498:5
GUID (UUID V4):
0


Private claim on an occurrence of contact-metamorphous minerals.
Large "gahnite" octahedra (up to 3 cm) sold from there are in fact spinel.

Located 30 km SE of Otjiwarongo.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


12 valid minerals. 1 erroneous literature entry.

Detailed Mineral List:

ⓘ Calcite
Formula: CaCO3
ⓘ Chondrodite ?
Formula: Mg5(SiO4)2F2
Description: Reported by Palfi & Wartha (2001) but possibly doubtful.
ⓘ Clinohumite
Formula: Mg9(SiO4)4F2
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Dolomite
Formula: CaMg(CO3)2
ⓘ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘ Forsterite
Formula: Mg2SiO4
ⓘ Gahnite
Formula: ZnAl2O4
Description: In fact spinel.
ⓘ Meionite
Formula: Ca4Al6Si6O24CO3
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
✪ Spinel
Formula: MgAl2O4
ⓘ Titanite
Formula: CaTi(SiO4)O
ⓘ Wollastonite
Formula: Ca3(Si3O9)

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘGahnite ?4.BB.05ZnAl2O4
ⓘSpinel4.BB.05MgAl2O4
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘDolomite5.AB.10CaMg(CO3)2
Group 9 - Silicates
ⓘForsterite9.AC.05Mg2SiO4
ⓘChondrodite ?9.AF.45Mg5(SiO4)2F2
ⓘClinohumite9.AF.55Mg9(SiO4)4F2
ⓘTitanite9.AG.15CaTi(SiO4)O
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘDiopside9.DA.15CaMgSi2O6
ⓘWollastonite9.DG.05Ca3(Si3O9)
ⓘPhlogopite9.EC.20KMg3(AlSi3O10)(OH)2
ⓘMeionite9.FB.15Ca4Al6Si6O24CO3

List of minerals for each chemical element

HHydrogen
Hⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
CCarbon
Cⓘ CalciteCaCO3
Cⓘ DolomiteCaMg(CO3)2
Cⓘ MeioniteCa4Al6Si6O24CO3
OOxygen
Oⓘ CalciteCaCO3
Oⓘ ChondroditeMg5(SiO4)2F2
Oⓘ ClinohumiteMg9(SiO4)4F2
Oⓘ DiopsideCaMgSi2O6
Oⓘ DolomiteCaMg(CO3)2
Oⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oⓘ ForsteriteMg2SiO4
Oⓘ GahniteZnAl2O4
Oⓘ MeioniteCa4Al6Si6O24CO3
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ SpinelMgAl2O4
Oⓘ TitaniteCaTi(SiO4)O
Oⓘ WollastoniteCa3(Si3O9)
FFluorine
Fⓘ ChondroditeMg5(SiO4)2F2
Fⓘ ClinohumiteMg9(SiO4)4F2
MgMagnesium
Mgⓘ ChondroditeMg5(SiO4)2F2
Mgⓘ ClinohumiteMg9(SiO4)4F2
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ DolomiteCaMg(CO3)2
Mgⓘ ForsteriteMg2SiO4
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Mgⓘ SpinelMgAl2O4
AlAluminium
Alⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alⓘ GahniteZnAl2O4
Alⓘ MeioniteCa4Al6Si6O24CO3
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Alⓘ SpinelMgAl2O4
SiSilicon
Siⓘ ChondroditeMg5(SiO4)2F2
Siⓘ ClinohumiteMg9(SiO4)4F2
Siⓘ DiopsideCaMgSi2O6
Siⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siⓘ ForsteriteMg2SiO4
Siⓘ MeioniteCa4Al6Si6O24CO3
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Siⓘ TitaniteCaTi(SiO4)O
Siⓘ WollastoniteCa3(Si3O9)
KPotassium
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ DiopsideCaMgSi2O6
Caⓘ DolomiteCaMg(CO3)2
Caⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caⓘ MeioniteCa4Al6Si6O24CO3
Caⓘ TitaniteCaTi(SiO4)O
Caⓘ WollastoniteCa3(Si3O9)
TiTitanium
Tiⓘ TitaniteCaTi(SiO4)O
FeIron
Feⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ZnZinc
Znⓘ GahniteZnAl2O4

Other Regions, Features and Areas containing this locality

AfricaContinent
African PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

A. Wohlschläger, U. Kolitsch and E. Libowitzky (2001): Large "gahnites" from near Okahua, Namibia: only Fe- and Zn-bearing spinels. Mitt. Österr. Mineral. Ges. 146, 323.
(2002) Kein Gahnit aus Okahua! [No Gahnite from Okahua!]. Mineralien Welt, 13 (1). 3
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