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Tamgak Intrusion, Arlit, Agadez, Nigeri
| Regional Level Types | |
|---|---|
| Tamgak Intrusion | Intrusion |
| Arlit | Department |
| Agadez | Region |
| Niger | Country |
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Latitude & Longitude (WGS84):
19° 3' 53'' North , 8° 40' 19'' East
Latitude & Longitude (decimal):
Type:
Age:
455 ± 19 to 414 ± 9 Ma
Geologic Time:
Dating method:
Rb-Sr whole rock
Reference for age:
Karche & Vachette 1978; Moreau et al. 1994
Köppen climate type:
35 km in diameter. Tamgak is cut by Meugueur-Meugueur Ring Dike, Arlit, Agadez, Niger and is in contact on its southern margin with Ofoud Complex, Arlit, Agadez, Niger.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
8 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: |
| ⓘ 'Apatite' Formula: Ca5(PO4)3(Cl/F/OH) References: |
| ⓘ Arfvedsonite Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2 References: |
| ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 References: |
| ⓘ 'Feldspar Group' |
| ⓘ 'Feldspar Group var. Perthite' References: |
| ⓘ Hastingsite Formula: NaCa2(Fe2+4Fe3+)(Si6Al2)O22(OH)2 References: |
| ⓘ Orthoclase Formula: K(AlSi3O8) References: |
| ⓘ Quartz Formula: SiO2 References: |
| ⓘ Riebeckite Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2 References: |
| ⓘ Titanite Formula: CaTi(SiO4)O References: |
| ⓘ Zircon Formula: Zr(SiO4) References: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| Group 9 - Silicates | |||
| ⓘ | Zircon | 9.AD.30 | Zr(SiO4) |
| ⓘ | Titanite | 9.AG.15 | CaTi(SiO4)O |
| ⓘ | Aegirine | 9.DA.25 | NaFe3+Si2O6 |
| ⓘ | Hastingsite | 9.DE.15 | NaCa2(Fe2+4Fe3+)(Si6Al2)O22(OH)2 |
| ⓘ | Arfvedsonite | 9.DE.25 | [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2 |
| ⓘ | Riebeckite | 9.DE.25 | ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2 |
| ⓘ | Orthoclase | 9.FA.30 | K(AlSi3O8) |
| Unclassified | |||
| ⓘ | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| ⓘ | 'Feldspar Group' | - | |
| ⓘ | 'var. Perthite' | - | |
| ⓘ | 'Apatite' | - | Ca5(PO4)3(Cl/F/OH) |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| H | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| H | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
| H | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| H | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| O | Oxygen | |
| O | ⓘ Aegirine | NaFe3+Si2O6 |
| O | ⓘ Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| O | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
| O | ⓘ Orthoclase | K(AlSi3O8) |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| O | ⓘ Titanite | CaTi(SiO4)O |
| O | ⓘ Zircon | Zr(SiO4) |
| O | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| F | Fluorine | |
| 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 | ⓘ Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| Na | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
| Na | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| Mg | Magnesium | |
| Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Al | Aluminium | |
| Al | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Al | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
| Al | ⓘ Orthoclase | K(AlSi3O8) |
| Si | Silicon | |
| Si | ⓘ Aegirine | NaFe3+Si2O6 |
| Si | ⓘ Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Si | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
| Si | ⓘ Orthoclase | K(AlSi3O8) |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| Si | ⓘ Titanite | CaTi(SiO4)O |
| Si | ⓘ Zircon | Zr(SiO4) |
| P | Phosphorus | |
| P | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| Cl | Chlorine | |
| 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 | ⓘ Orthoclase | K(AlSi3O8) |
| Ca | Calcium | |
| Ca | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
| Ca | ⓘ Titanite | CaTi(SiO4)O |
| Ca | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| Ti | Titanium | |
| Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Ti | ⓘ Titanite | CaTi(SiO4)O |
| Fe | Iron | |
| Fe | ⓘ Aegirine | NaFe3+Si2O6 |
| Fe | ⓘ Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Fe | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
| Fe | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| Zr | Zirconium | |
| Zr | ⓘ Zircon | Zr(SiO4) |
Other Regions, Features and Areas containing this locality
AfricaContinent
African PlateTectonic Plate
- Tuareg Shield
- Eastern Hoggar BeltVolcanic Arc
Niger
- Agadez
- Aïr MountainsMountain Range
North Africa
- Sahara DesertDesert
West AfricaUN Subregion
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