Apatite vs Calcite
| Property | Apatite | Calcite |
|---|---|---|
| Formule | Ca5(PO4)3(F,Cl,OH) | CaCO3 |
| Système Cristallin | Hexagonal | Trigonal |
| Classe Minérale | 08 Phosphates, Arsenates, and Vanadates | 05 Carbonates and Nitrates |
| Dureté Mohs | 5.0 | 3.0 |
| Couleur | Green, blue, yellow, violet, colorless | Colorless, white, yellow, orange, blue, green |
| Éclat | Vitreous | Vitreous |
| Trait | White | White |
| Transparence | Transparent | Transparent |
| Clivage | Poor {0001} | Perfect rhombohedral {1011} |
| Cassure | Conchoidal to uneven | Conchoidal |