Cassiterite vs Pyrite
| Property | Cassiterite | Pyrite |
|---|---|---|
| Formula | SnO2 | FeS2 |
| Crystal System | Tetragonal | Cubic (Isometric) |
| Mineral Class | 04 Oxides and Hydroxides | 02 Sulfides and Sulfosalts |
| Mohs Hardness | 6.0-7.0 | 6.0-6.5 |
| Color | Brown, black, reddish-brown, yellow | Pale brass-yellow |
| Luster | Adamantine | Metallic |
| Streak | White to pale brown | Greenish-black to brownish-black |
| Transparency | Translucent | Opaque |
| Cleavage | Poor {100} | Indistinct |
| Fracture | Subconchoidal to uneven | Conchoidal to uneven |