Apatite vs Chrysocolla
| Property | Apatite | Chrysocolla |
|---|---|---|
| Formula | Ca5(PO4)3(F,Cl,OH) | (Cu,Al)2H2Si2O5(OH)4 · nH2O |
| Crystal System | Hexagonal | Orthorhombic |
| Mineral Class | 08 Phosphates, Arsenates, and Vanadates | 09 Silicates |
| Mohs Hardness | 5.0 | 2.0-4.0 |
| Color | Green, blue, yellow, violet, colorless | Blue, blue-green, green, turquoise |
| Luster | Vitreous | Vitreous |
| Streak | White | White to pale blue |
| Transparency | Transparent | Translucent |
| Cleavage | Poor {0001} | None |
| Fracture | Conchoidal to uneven | Conchoidal |