Calcite vs Chalcopyrite
| Property | Calcite | Chalcopyrite |
|---|---|---|
| Formule | CaCO3 | CuFeS2 |
| Système Cristallin | Trigonal | Tetragonal |
| Classe Minérale | 05 Carbonates and Nitrates | 02 Sulfides and Sulfosalts |
| Dureté Mohs | 3.0 | 3.5-4.0 |
| Couleur | Colorless, white, yellow, orange, blue, green | Brass-yellow, often with iridescent tarnish |
| Éclat | Vitreous | Metallic |
| Trait | White | Greenish-black |
| Transparence | Transparent | Opaque |
| Clivage | Perfect rhombohedral {1011} | Poor |
| Cassure | Conchoidal | Conchoidal to uneven |