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Ogudu,Lagos
Ogudu,Lagos

| Color | Light blue to blue-green |
| Crystal System | Hexagonal |
| Hardness | 7.5 - 8.0 (Mohs scale) |
| Cleavage | Indiscernible |
| Fracture | Conchoidal |
| Luster | Vitreous |
| Transparency | Transparent to translucent |
| Specific Gravity | 2.68 - 2.74 |
| Refractive Index | 1.577 - 1.583 |
| Birefringence | 0.005 - 0.009 |
| Pleochroism | Weak |
| Streak | White |
| Chemical Formula | Be3Al2(SiO3)6 |
| Density | 2.75 - 2.80 g/cm3 |
| Solubility | Insoluble in water; soluble in acids |