Cassiterite vs Chalcopyrite
| Property | Cassiterite | Chalcopyrite |
|---|---|---|
| Fórmula | SnO2 | CuFeS2 |
| Sistema Cristalino | Tetragonal | Tetragonal |
| Clase Mineral | 04 Oxides and Hydroxides | 02 Sulfides and Sulfosalts |
| Dureza Mohs | 6.0-7.0 | 3.5-4.0 |
| Color | Brown, black, reddish-brown, yellow | Brass-yellow, often with iridescent tarnish |
| Brillo | Adamantine | Metallic |
| Raya | White to pale brown | Greenish-black |
| Transparencia | Translucent | Opaque |
| Exfoliación | Poor {100} | Poor |
| Fractura | Subconchoidal to uneven | Conchoidal to uneven |