Ondurakurume Complex, Kalkfeld, Otjiwarongo Constituency, Otjozondjupa Region, Namibiai
Regional Level Types | |
---|---|
Ondurakurume Complex | Complex |
Kalkfeld | - not defined - |
Otjiwarongo Constituency | Constituency |
Otjozondjupa Region | Region |
Namibia | Country |
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Latitude & Longitude (WGS84):
20° 46' 18'' South , 16° 15' 5'' East
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Mindat Locality ID:
158052
Long-form identifier:
mindat:1:2:158052:8
GUID (UUID V4):
2684a5cc-f82a-4690-b34a-7623ba61b619
Other/historical names associated with this locality:
Ondumakorume, Ondurukurume, Kameelberg
REE-bearing carbonatite complex (beforsite, sövite, syenite). Located on Etaneno 44 farm, about 10 km NE of Kalkfeld. Carbonatite complex forms a prominent hill rising to 275 m, is approx circular in outline and has a diameter of 1.4 km.
Systematic sampling for phosphate has been undertaken, 350 samples assaying up to 17.3% P₂O₅ with an average of 7% and Nb₂O₅ assaying up to 2.5%. At least 8000000 tons averaging 0.3% Nb₂O₅ may be present (Verwoerd 1967). REE and strontium are also present.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
18 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
ⓘ Aegirine Formula: NaFe3+Si2O6 References: |
ⓘ 'Alkali pyroxene' References: |
ⓘ 'Amphibole Supergroup' Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 References: |
ⓘ 'Ancylite' References: |
ⓘ Ankerite Formula: Ca(Fe2+,Mg)(CO3)2 |
ⓘ 'Apatite' Formula: Ca5(PO4)3(Cl/F/OH) References: |
ⓘ Baryte Formula: BaSO4 |
ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 References: |
ⓘ Calcite Formula: CaCO3 References: |
ⓘ Cancrinite Formula: (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O References: |
ⓘ Carbocernaite Formula: (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
ⓘ Cerianite-(Ce) Formula: (Ce4+,Th)O2 |
ⓘ 'Chlorite Group' References: |
ⓘ Dolomite Formula: CaMg(CO3)2 References: |
ⓘ Dolomite var. Iron-bearing Dolomite Formula: Ca(Mg,Fe)(CO3)2 References: |
ⓘ 'Fayalite-Forsterite Series' References: |
ⓘ 'Feldspar Group' References: |
ⓘ Galena Formula: PbS References: |
ⓘ Goethite Formula: α-Fe3+O(OH) |
ⓘ Hematite Formula: Fe2O3 |
ⓘ Magnetite Formula: Fe2+Fe3+2O4 References: |
ⓘ 'Mica Group' References: |
ⓘ 'Microperthite' References: |
ⓘ 'Monazite' Formula: REE(PO4) References: |
ⓘ Nepheline Formula: Na3K(Al4Si4O16) References: |
ⓘ 'Psilomelane' |
ⓘ Pyrite Formula: FeS2 References: |
ⓘ 'Pyrochlore Group' Formula: A2Nb2(O,OH)6Z |
ⓘ Quartz Formula: SiO2 References: |
ⓘ 'Sodic amphibole' References: |
ⓘ Strontianite Formula: SrCO3 References: |
ⓘ Vermiculite Formula: Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O References: |
ⓘ Zircon Formula: Zr(SiO4) References: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts | |||
---|---|---|---|
ⓘ | Galena | 2.CD.10 | PbS |
ⓘ | Pyrite | 2.EB.05a | FeS2 |
Group 4 - Oxides and Hydroxides | |||
ⓘ | 'Pyrochlore Group' | 4.00. | A2Nb2(O,OH)6Z |
ⓘ | Goethite | 4.00. | α-Fe3+O(OH) |
ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
ⓘ | Hematite | 4.CB.05 | Fe2O3 |
ⓘ | Quartz | 4.DA.05 | SiO2 |
ⓘ | Cerianite-(Ce) | 4.DL.05 | (Ce4+,Th)O2 |
Group 5 - Nitrates and Carbonates | |||
ⓘ | Calcite | 5.AB.05 | CaCO3 |
ⓘ | Ankerite | 5.AB.10 | Ca(Fe2+,Mg)(CO3)2 |
ⓘ | Dolomite | 5.AB.10 | CaMg(CO3)2 |
ⓘ | var. Iron-bearing Dolomite | 5.AB.10 | Ca(Mg,Fe)(CO3)2 |
ⓘ | Strontianite | 5.AB.15 | SrCO3 |
ⓘ | Carbocernaite | 5.AB.50 | (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
ⓘ | Baryte | 7.AD.35 | BaSO4 |
Group 9 - Silicates | |||
ⓘ | Zircon | 9.AD.30 | Zr(SiO4) |
ⓘ | Aegirine | 9.DA.25 | NaFe3+Si2O6 |
ⓘ | Vermiculite | 9.EC.50 | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
ⓘ | Nepheline | 9.FA.05 | Na3K(Al4Si4O16) |
ⓘ | Cancrinite | 9.FB.05 | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Unclassified | |||
ⓘ | 'Fayalite-Forsterite Series' | - | |
ⓘ | 'Ancylite' | - | |
ⓘ | 'Microperthite' | - | |
ⓘ | 'Apatite' | - | Ca5(PO4)3(Cl/F/OH) |
ⓘ | 'Sodic amphibole' | - | |
ⓘ | 'Monazite' | - | REE(PO4) |
ⓘ | 'Mica Group' | - | |
ⓘ | 'Psilomelane' | - | |
ⓘ | 'Amphibole Supergroup' | - | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
ⓘ | 'Feldspar Group' | - | |
ⓘ | 'Chlorite Group' | - | |
ⓘ | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
ⓘ | 'Alkali pyroxene' | - |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
H | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
H | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
H | ⓘ Goethite | α-Fe3+O(OH) |
H | ⓘ Pyrochlore Group | A2Nb2(O,OH)6Z |
H | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
H | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
C | Carbon | |
C | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
C | ⓘ Calcite | CaCO3 |
C | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
C | ⓘ Carbocernaite | (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
C | ⓘ Dolomite | CaMg(CO3)2 |
C | ⓘ Strontianite | SrCO3 |
C | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
O | Oxygen | |
O | ⓘ Aegirine | NaFe3+Si2O6 |
O | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
O | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
O | ⓘ Baryte | BaSO4 |
O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
O | ⓘ Calcite | CaCO3 |
O | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
O | ⓘ Carbocernaite | (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
O | ⓘ Cerianite-(Ce) | (Ce4+,Th)O2 |
O | ⓘ Dolomite | CaMg(CO3)2 |
O | ⓘ Goethite | α-Fe3+O(OH) |
O | ⓘ Hematite | Fe2O3 |
O | ⓘ Magnetite | Fe2+Fe23+O4 |
O | ⓘ Monazite | REE(PO4) |
O | ⓘ Nepheline | Na3K(Al4Si4O16) |
O | ⓘ Pyrochlore Group | A2Nb2(O,OH)6Z |
O | ⓘ Quartz | SiO2 |
O | ⓘ Strontianite | SrCO3 |
O | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
O | ⓘ Zircon | Zr(SiO4) |
O | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
O | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
F | Fluorine | |
F | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
F | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
F | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
Na | Sodium | |
Na | ⓘ Aegirine | NaFe3+Si2O6 |
Na | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Na | ⓘ Carbocernaite | (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
Na | ⓘ Nepheline | Na3K(Al4Si4O16) |
Mg | Magnesium | |
Mg | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Mg | ⓘ Dolomite | CaMg(CO3)2 |
Mg | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
Mg | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
Al | Aluminium | |
Al | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Al | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Al | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Al | ⓘ Nepheline | Na3K(Al4Si4O16) |
Al | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
Si | Silicon | |
Si | ⓘ Aegirine | NaFe3+Si2O6 |
Si | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Si | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Si | ⓘ Nepheline | Na3K(Al4Si4O16) |
Si | ⓘ Quartz | SiO2 |
Si | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
Si | ⓘ Zircon | Zr(SiO4) |
P | Phosphorus | |
P | ⓘ Monazite | REE(PO4) |
P | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
S | Sulfur | |
S | ⓘ Baryte | BaSO4 |
S | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
S | ⓘ Galena | PbS |
S | ⓘ Pyrite | FeS2 |
Cl | Chlorine | |
Cl | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Cl | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
K | Potassium | |
K | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
K | ⓘ Nepheline | Na3K(Al4Si4O16) |
Ca | Calcium | |
Ca | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
Ca | ⓘ Calcite | CaCO3 |
Ca | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Ca | ⓘ Carbocernaite | (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
Ca | ⓘ Dolomite | CaMg(CO3)2 |
Ca | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
Ca | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
Ti | Titanium | |
Ti | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Fe | Iron | |
Fe | ⓘ Aegirine | NaFe3+Si2O6 |
Fe | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Fe | ⓘ Goethite | α-Fe3+O(OH) |
Fe | ⓘ Hematite | Fe2O3 |
Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
Fe | ⓘ Pyrite | FeS2 |
Fe | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
Fe | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
Sr | Strontium | |
Sr | ⓘ Carbocernaite | (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
Sr | ⓘ Strontianite | SrCO3 |
Zr | Zirconium | |
Zr | ⓘ Zircon | Zr(SiO4) |
Nb | Niobium | |
Nb | ⓘ Pyrochlore Group | A2Nb2(O,OH)6Z |
Ba | Barium | |
Ba | ⓘ Baryte | BaSO4 |
Ba | ⓘ Carbocernaite | (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
Ce | Cerium | |
Ce | ⓘ Carbocernaite | (Ca,Na)(Sr,Ce,Ba)(CO3)2 |
Ce | ⓘ Cerianite-(Ce) | (Ce4+,Th)O2 |
Pb | Lead | |
Pb | ⓘ Galena | PbS |
Th | Thorium | |
Th | ⓘ Cerianite-(Ce) | (Ce4+,Th)O2 |
Other Regions, Features and Areas containing this locality
African PlateTectonic Plate
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