Cassiterite vs Cinnabar
| Property | Cassiterite | Cinnabar |
|---|---|---|
| Formula | SnO2 | HgS |
| Crystal System | Tetragonal | Trigonal |
| Mineral Class | 04 Oxides and Hydroxides | 02 Sulfides and Sulfosalts |
| Mohs Hardness | 6.0-7.0 | 2.0-2.5 |
| Color | Brown, black, reddish-brown, yellow | Scarlet red, brownish-red |
| Luster | Adamantine | Adamantine |
| Streak | White to pale brown | Scarlet |
| Transparency | Translucent | Translucent |
| Cleavage | Poor {100} | Perfect prismatic {1010} |
| Fracture | Subconchoidal to uneven | Conchoidal to uneven |