Amazonite vs Biotite
| Property | Amazonite | Biotite |
|---|---|---|
| Rumus | KAlSi3O8 | K(Mg,Fe)3(AlSi3O10)(OH)2 |
| Sistem Kristal | Triclinic | Monoclinic |
| Kelas Mineral | 09 Silicates | 09 Silicates |
| Kekerasan Mohs | 6.0-6.5 | 2.5-3.0 |
| Warna | Green, blue-green | Black, dark brown, dark green |
| Kilap | Vitreous | Vitreous |
| Gores | White | White to gray |
| Transparansi | Translucent | Translucent |
| Belahan | Perfect {001}, good {010} | Perfect basal {001} |
| Pecahan | Conchoidal to uneven | Uneven |