Cassiterite vs Corundum
| Property | Cassiterite | Corundum |
|---|---|---|
| Rumus | SnO2 | Al2O3 |
| Sistem Kristal | Tetragonal | Trigonal |
| Kelas Mineral | 04 Oxides and Hydroxides | 04 Oxides and Hydroxides |
| Kekerasan Mohs | 6.0-7.0 | 9.0 |
| Warna | Brown, black, reddish-brown, yellow | Red (ruby), blue (sapphire), various colors |
| Kilap | Adamantine | Adamantine |
| Gores | White to pale brown | Colorless |
| Transparansi | Translucent | Transparent |
| Belahan | Poor {100} | None |
| Pecahan | Subconchoidal to uneven | Conchoidal to uneven |