Amazonite vs Corundum
| Property | Amazonite | Corundum |
|---|---|---|
| Fórmula | KAlSi3O8 | Al2O3 |
| Sistema Cristalino | Triclinic | Trigonal |
| Classe Mineral | 09 Silicates | 04 Oxides and Hydroxides |
| Dureza Mohs | 6.0-6.5 | 9.0 |
| Cor | Green, blue-green | Red (ruby), blue (sapphire), various colors |
| Brilho | Vitreous | Adamantine |
| Traço | White | Colorless |
| Transparência | Translucent | Transparent |
| Clivagem | Perfect {001}, good {010} | None |
| Fratura | Conchoidal to uneven | Conchoidal to uneven |