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Tafelkop, Goboboseb Mts, Brandberg Area, Dâures, Erongo Region, Namibiai
Regional Level Types
Tafelkop- not defined -
Goboboseb MtsMountain Range
Brandberg AreaArea
DâuresConstituency
Erongo RegionRegion
NamibiaCountry

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Latitude & Longitude (WGS84):
21° 7' 14'' South , 14° 17' 35'' East
Latitude & Longitude (decimal):
Köppen climate type:


The Tafelkop is the highest peak (1073 m asl) in the northeastern corner of the Goboboseb Mountains. Minerals in basalt cavities.


Regions containing this locality

African PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


15 valid minerals.

Detailed Mineral List:

Analcime
Formula: Na(AlSi2O6) · H2O
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Babingtonite
Formula: Ca2(Fe,Mn)FeSi5O14(OH)
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Baryte
Formula: BaSO4
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Calcite
Formula: CaCO3
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German);
Celadonite
Formula: K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Copper
Formula: Cu
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Goethite
Formula: α-Fe3+O(OH)
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Gypsum
Formula: CaSO4 · 2H2O
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
'Heulandite subgroup'
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Laumontite
Formula: CaAl2Si4O12 · 4H2O
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
'Limonite'
Formula: (Fe,O,OH,H2O)
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
'Manganese Oxides'
Reference: Egil Hollund Collection
'Manganese Oxides var: Manganese Dendrites'
Reference: Egil Hollund Collection Photo ID: 585531
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
'Pumpellyite'
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Pyrite
Formula: FeS2
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Quartz
Formula: SiO2
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Quartz var: Amethyst
Formula: SiO2
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Quartz var: Chalcedony
Formula: SiO2
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Quartz var: Rock Crystal
Formula: SiO2
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Quartz var: Sceptre Quartz
Formula: SiO2
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
Quartz var: Smoky Quartz
Formula: SiO2
Reference: Egil Hollund Collection
Siderite
Formula: FeCO3
Reference: Cairncross, B. & Bahmann, U. (2007): Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German)
'Stilbite subgroup'
Description: Purchased from local miner Ras Greef on site in April 2014, pale beige crystals associated with minor quartz.
Reference: Herman Du Plessis collection specimen photo ID 612358

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Goethite4.00.α-Fe3+O(OH)
Quartz4.DA.05SiO2
var: Amethyst4.DA.05SiO2
var: Chalcedony4.DA.05SiO2
var: Rock Crystal4.DA.05SiO2
var: Sceptre Quartz4.DA.05SiO2
var: Smoky Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Siderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Gypsum7.CD.40CaSO4 · 2H2O
Group 9 - Silicates
Analcime9.GB.05Na(AlSi2O6) · H2O
Babingtonite9.DK.05Ca2(Fe,Mn)FeSi5O14(OH)
Celadonite9.EC.15K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Laumontite9.GB.10CaAl2Si4O12 · 4H2O
Prehnite9.DP.20Ca2Al2Si3O10(OH)2
Unclassified Minerals, Rocks, etc.
'Heulandite subgroup'-
'Limonite'-(Fe,O,OH,H2O)
'Manganese Oxides'-
'var: Manganese Dendrites'-
'Pumpellyite'-
'Stilbite subgroup'-

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
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Siderite14.1.1.3FeCO3
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 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 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=5
Babingtonite65.4.1.2Ca2(Fe,Mn)FeSi5O14(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Celadonite71.2.2a.6K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Group 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-membered rings
Prehnite72.1.3.1Ca2Al2Si3O10(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
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime77.1.1.1Na(AlSi2O6) · H2O
Laumontite77.1.1.4CaAl2Si4O12 · 4H2O
Unclassified Minerals, Mixtures, etc.
'Heulandite subgroup'-
'Limonite'-(Fe,O,OH,H2O)
'Manganese Oxides'-
'var: Manganese Dendrites'-
'Pumpellyite'-
Quartz
var: Amethyst
-SiO2
var: Chalcedony-SiO2
var: Rock Crystal-SiO2
var: Sceptre Quartz-SiO2
var: Smoky Quartz-SiO2
'Stilbite subgroup'-

List of minerals for each chemical element

HHydrogen
H PrehniteCa2Al2Si3O10(OH)2
H GypsumCaSO4 · 2H2O
H Goethiteα-Fe3+O(OH)
H CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
H Limonite(Fe,O,OH,H2O)
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H LaumontiteCaAl2Si4O12 · 4H2O
H AnalcimeNa(AlSi2O6) · H2O
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
CCarbon
C SideriteFeCO3
C CalciteCaCO3
OOxygen
O Quartz (var: Sceptre Quartz)SiO2
O PrehniteCa2Al2Si3O10(OH)2
O Quartz (var: Amethyst)SiO2
O QuartzSiO2
O Quartz (var: Rock Crystal)SiO2
O Quartz (var: Chalcedony)SiO2
O GypsumCaSO4 · 2H2O
O Goethiteα-Fe3+O(OH)
O CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
O SideriteFeCO3
O Limonite(Fe,O,OH,H2O)
O BaryteBaSO4
O CalciteCaCO3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O LaumontiteCaAl2Si4O12 · 4H2O
O AnalcimeNa(AlSi2O6) · H2O
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
O Quartz (var: Smoky Quartz)SiO2
NaSodium
Na AnalcimeNa(AlSi2O6) · H2O
MgMagnesium
Mg CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
AlAluminium
Al PrehniteCa2Al2Si3O10(OH)2
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al LaumontiteCaAl2Si4O12 · 4H2O
Al AnalcimeNa(AlSi2O6) · H2O
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
SiSilicon
Si Quartz (var: Sceptre Quartz)SiO2
Si PrehniteCa2Al2Si3O10(OH)2
Si Quartz (var: Amethyst)SiO2
Si QuartzSiO2
Si Quartz (var: Rock Crystal)SiO2
Si Quartz (var: Chalcedony)SiO2
Si CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si LaumontiteCaAl2Si4O12 · 4H2O
Si AnalcimeNa(AlSi2O6) · H2O
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
Si Quartz (var: Smoky Quartz)SiO2
SSulfur
S GypsumCaSO4 · 2H2O
S PyriteFeS2
S BaryteBaSO4
KPotassium
K CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
CaCalcium
Ca PrehniteCa2Al2Si3O10(OH)2
Ca GypsumCaSO4 · 2H2O
Ca CalciteCaCO3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca LaumontiteCaAl2Si4O12 · 4H2O
Ca BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
MnManganese
Mn BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
FeIron
Fe Goethiteα-Fe3+O(OH)
Fe PyriteFeS2
Fe CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Fe SideriteFeCO3
Fe Limonite(Fe,O,OH,H2O)
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)
CuCopper
Cu CopperCu
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
BaBarium
Ba BaryteBaSO4

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

Cretaceous - Jurassic
66 - 201.3 Ma



ID: 3307724

Age: Mesozoic (66 - 201.3 Ma)

Lithology: Plutonic

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

Early Cretaceous
100.5 - 145 Ma



ID: 3192353
Mesozoic volcanic rocks

Age: Early Cretaceous (100.5 - 145 Ma)

Stratigraphic Name: Etendeka Flood Basalt

Lithology: Mafic volcanic 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)
Henn & Lieber (1993) Lapis, issue 10, 48ff.
Cairncross, B. & Bahmann, U. (2006) Minerals from the Goboboseb mountains, Brandberg region, Namibia. Rocks & Minerals 81 (6), 442-457.
Böllinghaus, T. & van der Smit, M. (2007) Prächtige Amethyst-Fensterquarze aus den Goboboseb-Bergen. Lapis 32 (6), 37-43.
Cairncross, B. & Bahmann, U. (2007) Zepterquarz und Prehnit vom Tafelkop, Goboboseb-Berge, Namibia. Lapis 32 (6), 37-43. (in German).

External Links



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