Azurite vs Chrysocolla
| Property | Azurite | Chrysocolla |
|---|---|---|
| Formula | Cu3(CO3)2(OH)2 | (Cu,Al)2H2Si2O5(OH)4 · nH2O |
| Crystal System | Monoclinic | Orthorhombic |
| Mineral Class | 05 Carbonates and Nitrates | 09 Silicates |
| Mohs Hardness | 3.5-4.0 | 2.0-4.0 |
| Color | Azure blue, dark blue | Blue, blue-green, green, turquoise |
| Luster | Vitreous | Vitreous |
| Streak | Light blue | White to pale blue |
| Transparency | Transparent | Translucent |
| Cleavage | Perfect {011}, fair {100} | None |
| Fracture | Conchoidal | Conchoidal |