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Matchless Mine, Friedenau Farm 16, Windhoek District, Khomas Region, Namibiai
Regional Level Types
Matchless MineMine
Friedenau Farm 16Farm
Windhoek DistrictDistrict
Khomas RegionRegion
NamibiaCountry

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Key
Lock Map
Latitude & Longitude (WGS84):
22° 41' 30'' South , 16° 50' 47'' East
Latitude & Longitude (decimal):
Locality type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Windhoek268,132 (2017)28.4km
Katutura21,243 (2018)28.9km


Located on farm Friedenau 16, west of Windhoek.
A copper-pyrite mine closed December, 1983. Owned by Tsumcor.
There is anthropogenic mineralization in the tailings impoundment of the abandoned mine.

Regions containing this locality

African PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


37 valid minerals.

Detailed Mineral List:

'Allanite Group'
Formula: {A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
Reference: Econ Geol (1987) 82:587-599
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Reference: Econ Geol (1987) 82:587-599; Econ Geol (1989) 84:603-617
Arsenopyrite
Formula: FeAsS
Reference: Bürg, G. , Die Nutzbaren Minerallagerstätten von Deutsch-Südwestafrika (1942), p. 90
Baryte
Formula: BaSO4
Reference: Bürg, G. , Die Nutzbaren Minerallagerstätten von Deutsch-Südwestafrika (1942), p. 90
'Biotite'
Reference: Econ Geol (1989) 84:603-617
Blödite
Formula: Na2Mg(SO4)2 · 4H2O
Reference: DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002) Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
Bornite
Formula: Cu5FeS4
Reference: Bürg, G. , Die Nutzbaren Minerallagerstätten von Deutsch-Südwestafrika (1942), p. 90
Brushite
Formula: Ca(HPO4) · 2H2O
Reference: DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002) Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
Calcite
Formula: CaCO3
Habit: Dog-tooth
Colour: Grey
Description: Grey calcite crystals to a few centimetres long, associated with euhedral pyrite and water-clear double terminated quartz.
Reference: Econ Geol (1987) 82:587-599; Cairncross, B. (2004) Field Guide To Rocks & Minerals Of Southern Africa: 62.
Chalcocite
Formula: Cu2S
Reference: Bürg, G. , Die Nutzbaren Minerallagerstätten von Deutsch-Südwestafrika (1942), p. 90
Chalcopyrite
Formula: CuFeS2
Reference: Econ Geol (1987) 82:587-599; Econ Geol (1989) 84:603-617
'Chlorite Group'
Reference: Econ Geol (1987) 82:587-599; Econ Geol (1989) 84:603-617
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: Bürg, G. , Die Nutzbaren Minerallagerstätten von Deutsch-Südwestafrika (1942), p. 90
'Copiapite Group'
Reference: DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002) Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
Copper
Formula: Cu
Reference: Bürg, G. , Die Nutzbaren Minerallagerstätten von Deutsch-Südwestafrika (1942), p. 90
Covellite
Formula: CuS
Reference: Bürg, G. , Die Nutzbaren Minerallagerstätten von Deutsch-Südwestafrika (1942), p. 90
Cubanite
Formula: CuFe2S3
Reference: Econ Geol (1987) 82:587-599
Cuprite
Formula: Cu2O
Reference: Bürg, G. , Die Nutzbaren Minerallagerstätten von Deutsch-Südwestafrika (1942), p. 90
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Econ Geol (1987) 82:587-599; Econ Geol (1989) 84:603-617
Galena
Formula: PbS
Reference: Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag, Haltern, 376 pp. (in English)
Goethite
Formula: α-Fe3+O(OH)
Reference: DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002) Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
Gold
Formula: Au
Reference: Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag, Haltern, 376 pp. (in English)
Gypsum
Formula: CaSO4 · 2H2O
Reference: DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002) Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
Hematite
Formula: Fe2O3
Reference: Bürg, G. , Die Nutzbaren Minerallagerstätten von Deutsch-Südwestafrika (1942), p. 90; Econ Geol (1987) 82:587-599
Hexahydrite
Formula: MgSO4 · 6H2O
Reference: DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002) Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
'Hornblende'
Reference: Econ Geol (1987) 82:587-599
Ilmenite
Formula: Fe2+TiO3
Reference: Econ Geol (1989) 84:603-617
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Econ Geol (1987) 82:587-599
Malachite
Formula: Cu2(CO3)(OH)2
Reference: Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag, Haltern, 376 pp. (in English)
Marcasite
Formula: FeS2
Reference: Econ Geol (1987) 82:587-599
Melanterite
Formula: Fe2+(H2O)6SO4 · H2O
Reference: DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002) Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
Molybdenite
Formula: MoS2
Reference: Econ Geol (1987) 82:587-599; Econ Geol (1989) 84:603-617
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Econ Geol (1987) 82:587-599
Pentahydrite
Formula: MgSO4 · 5H2O
Reference: DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002) Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
Pyrite
Formula: FeS2
Reference: Mining Ann. review(1985):55 & 422.; Econ Geol (1987) 82:587-599; Econ Geol (1989) 84:603-617
Pyrrhotite
Formula: Fe7S8
Reference: Econ Geol (1987) 82:587-599; Econ Geol (1989) 84:603-617
Quartz
Formula: SiO2
Reference: Econ Geol (1987) 82:587-599; Econ Geol (1989) 84:603-617
Rutile
Formula: TiO2
Reference: Econ Geol (1989) 84:603-617
Silver
Formula: Ag
Reference: Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag, Haltern, 376 pp. (in English)
Sphalerite
Formula: ZnS
Reference: Econ Geol (1987) 82:587-599; Econ Geol (1989) 84:603-617
Starkeyite
Formula: MgSO4 · 4H2O
Reference: DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002) Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
Tenorite
Formula: CuO
Reference: Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag, Haltern, 376 pp. (in English)

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Gold1.AA.05Au
Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Arsenopyrite2.EB.20FeAsS
Bornite2.BA.15Cu5FeS4
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2
Covellite2.CA.05aCuS
Cubanite2.CB.55aCuFe2S3
Galena2.CD.10PbS
Marcasite2.EB.10aFeS2
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe7S8
Sphalerite2.CB.05aZnS
Group 4 - Oxides and Hydroxides
Cuprite4.AA.10Cu2O
Goethite4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
Ilmenite4.CB.05Fe2+TiO3
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Tenorite4.AB.10CuO
Group 5 - Nitrates and Carbonates
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Calcite5.AB.05CaCO3
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Blödite7.CC.50Na2Mg(SO4)2 · 4H2O
Gypsum7.CD.40CaSO4 · 2H2O
Hexahydrite7.CB.25MgSO4 · 6H2O
Melanterite7.CB.35Fe2+(H2O)6SO4 · H2O
Pentahydrite7.CB.20MgSO4 · 5H2O
Starkeyite7.CB.15MgSO4 · 4H2O
Group 8 - Phosphates, Arsenates and Vanadates
Brushite8.CJ.50Ca(HPO4) · 2H2O
Group 9 - Silicates
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Allanite Group'-{A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
'Biotite'-
'Chlorite Group'-
'Copiapite Group'-
'Hornblende'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Gold1.1.1.1Au
Silver1.1.1.2Ag
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Chalcocite2.4.7.1Cu2S
AmBnXp, with (m+n):p = 3:2
Bornite2.5.2.1Cu5FeS4
AmXp, with m:p = 1:1
Covellite2.8.12.1CuS
Galena2.8.1.1PbS
Pyrrhotite2.8.10.1Fe7S8
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
Cubanite2.9.13.1CuFe2S3
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Marcasite2.12.2.1FeS2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X
Cuprite4.1.1.1Cu2O
AX
Tenorite4.2.3.1CuO
A2X3
Hematite4.3.1.2Fe2O3
Ilmenite4.3.5.1Fe2+TiO3
AX2
Rutile4.4.1.1TiO2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
AB(XO3)2
Ankerite14.2.1.2Ca(Fe2+,Mg)(CO3)2
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
A2B(XO4)2·xH2O
Blödite29.3.3.1Na2Mg(SO4)2 · 4H2O
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Hexahydrite29.6.8.1MgSO4 · 6H2O
Melanterite29.6.10.1Fe2+(H2O)6SO4 · H2O
Pentahydrite29.6.7.3MgSO4 · 5H2O
Starkeyite29.6.6.2MgSO4 · 4H2O
Group 39 - HYDRATED ACID PHOSPHATES,ARSENATES AND VANADATES
A[HXO4]·xH2O
Brushite39.1.1.1Ca(HPO4) · 2H2O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Allanite Group'-{A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
'Biotite'-
'Chlorite Group'-
'Copiapite Group'-
'Hornblende'-

List of minerals for each chemical element

HHydrogen
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H MuscoviteKAl2(AlSi3O10)(OH)2
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H Allanite Group{A12+REE3+}{M23+M32+}(Si2O7)(SiO4)O(OH)
H BlöditeNa2Mg(SO4)2 · 4H2O
H PentahydriteMgSO4 · 5H2O
H GypsumCaSO4 · 2H2O
H MelanteriteFe2+(H2O)6SO4 · H2O
H Goethiteα-Fe3+O(OH)
H BrushiteCa(HPO4) · 2H2O
H StarkeyiteMgSO4 · 4H2O
H HexahydriteMgSO4 · 6H2O
H MalachiteCu2(CO3)(OH)2
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C CalciteCaCO3
C MalachiteCu2(CO3)(OH)2
OOxygen
O CupriteCu2O
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O HematiteFe2O3
O BaryteBaSO4
O QuartzSiO2
O MuscoviteKAl2(AlSi3O10)(OH)2
O MagnetiteFe2+Fe23+O4
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O AnkeriteCa(Fe2+,Mg)(CO3)2
O Allanite Group{A12+REE3+}{M23+M32+}(Si2O7)(SiO4)O(OH)
O CalciteCaCO3
O RutileTiO2
O IlmeniteFe2+TiO3
O BlöditeNa2Mg(SO4)2 · 4H2O
O PentahydriteMgSO4 · 5H2O
O GypsumCaSO4 · 2H2O
O MelanteriteFe2+(H2O)6SO4 · H2O
O Goethiteα-Fe3+O(OH)
O BrushiteCa(HPO4) · 2H2O
O StarkeyiteMgSO4 · 4H2O
O HexahydriteMgSO4 · 6H2O
O MalachiteCu2(CO3)(OH)2
O TenoriteCuO
NaSodium
Na BlöditeNa2Mg(SO4)2 · 4H2O
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg BlöditeNa2Mg(SO4)2 · 4H2O
Mg PentahydriteMgSO4 · 5H2O
Mg StarkeyiteMgSO4 · 4H2O
Mg HexahydriteMgSO4 · 6H2O
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
SiSilicon
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si QuartzSiO2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si Allanite Group{A12+REE3+}{M23+M32+}(Si2O7)(SiO4)O(OH)
PPhosphorus
P BrushiteCa(HPO4) · 2H2O
SSulfur
S PyriteFeS2
S BorniteCu5FeS4
S CovelliteCuS
S ChalcociteCu2S
S BaryteBaSO4
S ArsenopyriteFeAsS
S ChalcopyriteCuFeS2
S MolybdeniteMoS2
S SphaleriteZnS
S PyrrhotiteFe7S8
S CubaniteCuFe2S3
S MarcasiteFeS2
S BlöditeNa2Mg(SO4)2 · 4H2O
S PentahydriteMgSO4 · 5H2O
S GypsumCaSO4 · 2H2O
S MelanteriteFe2+(H2O)6SO4 · H2O
S StarkeyiteMgSO4 · 4H2O
S HexahydriteMgSO4 · 6H2O
S GalenaPbS
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca CalciteCaCO3
Ca GypsumCaSO4 · 2H2O
Ca BrushiteCa(HPO4) · 2H2O
TiTitanium
Ti RutileTiO2
Ti IlmeniteFe2+TiO3
FeIron
Fe PyriteFeS2
Fe BorniteCu5FeS4
Fe HematiteFe2O3
Fe ArsenopyriteFeAsS
Fe ChalcopyriteCuFeS2
Fe PyrrhotiteFe7S8
Fe MagnetiteFe2+Fe23+O4
Fe CubaniteCuFe2S3
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe MarcasiteFeS2
Fe IlmeniteFe2+TiO3
Fe MelanteriteFe2+(H2O)6SO4 · H2O
Fe Goethiteα-Fe3+O(OH)
CuCopper
Cu CupriteCu2O
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Cu CopperCu
Cu BorniteCu5FeS4
Cu CovelliteCuS
Cu ChalcociteCu2S
Cu ChalcopyriteCuFeS2
Cu CubaniteCuFe2S3
Cu MalachiteCu2(CO3)(OH)2
Cu TenoriteCuO
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
MoMolybdenum
Mo MolybdeniteMoS2
AgSilver
Ag SilverAg
BaBarium
Ba BaryteBaSO4
AuGold
Au GoldAu
PbLead
Pb GalenaPbS

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Ediacaran - Cryogenian
541 - 720 Ma



ID: 3306663

Age: Neoproterozoic (541 - 720 Ma)

Lithology: Sedimentary and volcaniclastic

Reference: Thiéblemont, D. (ed.). New edition of the 1:10,000,000 geological map of Africa. CGMW-BRGM. [190]

Neoproterozoic
541 - 1000 Ma



ID: 3192486
Neoproterozoic sedimentary rocks

Age: Neoproterozoic (541 - 1000 Ma)

Stratigraphic Name: Damara Supergroup

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
- Killick,A .M., 1982. The cupreous pyrite deposit associated with the Matchless Member, South West Africa/Namibia. South Africa Institute for Mining and Metallurgy, Council Mining and Metallurgy Institute Congress, 12th Proceedings, 163-171.
- Klemd,R ., Maiden,K . J., and Okrusch, M. 1987. The Matchless copper deposit, SWA/Namibia: A deformed and metamorphosed massive sulfide deposit. Economic Geology, 82,587-599.
- Mining Annual Review (1985): 55 & 422.
- Econ Geol (1989) 84:603-617
- DILL, H.G., PÖLLMANN, H. , BOSECKER, K., HAHN, L. and MWIYA, S.(2002)
Supergene mineralization in mining residues of the Matchless cupreous pyrite deposit (Namibia) – A clue to the origin of modern and fossil duricrusts in semiarid climates.- Journal of Geochemical Exploration, 75: 43-70
Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag, Haltern, 376 pp. (in English)


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