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VOOZH | about |
| Regional Level Types | |
|---|---|
| Elméki | - not defined - |
| Tchirozerine | Department |
| Agadez | Region |
| Niger | Country |
| ⓘ Beryl Formula: Be3Al2(Si6O18) |
| ⓘ Cassiterite Formula: SnO2 |
| ⓘ 'Columbite-(Fe)-Columbite-(Mn) Series' |
| ⓘ Euxenite-(Y) Formula: (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| ⓘ Fluorite Formula: CaF2 References: |
| ⓘ Molybdenite Formula: MoS2 |
| ⓘ 'Monazite Group' Formula: REE(PO4) |
| ⓘ Scheelite Formula: Ca(WO4) |
| ⓘ Topaz Formula: Al2(SiO4)(F,OH)2 |
| ⓘ 'Wolframite Group' |
| ⓘ Xenotime-(Y) Formula: Y(PO4) |
| ⓘ Zircon Formula: Zr(SiO4) References: |
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Molybdenite | 2.EA.30 | MoS2 |
| Group 3 - Halides | |||
| ⓘ | Fluorite | 3.AB.25 | CaF2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Cassiterite | 4.DB.05 | SnO2 |
| ⓘ | 'Wolframite Group' | 4.DB.30 va | |
| ⓘ | Euxenite-(Y) | 4.DG.05 | (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Scheelite | 7.GA.05 | Ca(WO4) |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| ⓘ | Xenotime-(Y) | 8.AD.35 | Y(PO4) |
| Group 9 - Silicates | |||
| ⓘ | Zircon | 9.AD.30 | Zr(SiO4) |
| ⓘ | Topaz | 9.AF.35 | Al2(SiO4)(F,OH)2 |
| ⓘ | Beryl | 9.CJ.05 | Be3Al2(Si6O18) |
| Unclassified | |||
| ⓘ | 'Monazite Group' | - | REE(PO4) |
| ⓘ | 'Columbite-(Fe)-Columbite-(Mn) Series' | - | |