Beryl (Emerald) vs Gold
| Property | Beryl (Emerald) | Gold |
|---|---|---|
| Formula | Be3Al2(SiO3)6 | Au |
| Crystal System | Hexagonal | Cubic (Isometric) |
| Mineral Class | 09 Silicates | 01 Native Elements |
| Mohs Hardness | 7.5-8.0 | 2.5-3.0 |
| Color | Green (emerald), blue (aquamarine), pink (morganite), yellow (heliodor) | Golden yellow |
| Luster | Vitreous | Metallic |
| Streak | Colorless | Golden yellow |
| Transparency | Transparent | Opaque |
| Cleavage | Poor {0001} | None |
| Fracture | Conchoidal to uneven | Hackly |