Aragonite vs Azurite
| Property | Aragonite | Azurite |
|---|---|---|
| Formula | CaCO3 | Cu3(CO3)2(OH)2 |
| Crystal System | Orthorhombic | Monoclinic |
| Mineral Class | 05 Carbonates and Nitrates | 05 Carbonates and Nitrates |
| Mohs Hardness | 3.5-4.0 | 3.5-4.0 |
| Color | Colorless, white, yellow, blue, green | Azure blue, dark blue |
| Luster | Vitreous | Vitreous |
| Streak | White | Light blue |
| Transparency | Transparent | Transparent |
| Cleavage | Poor {010} | Perfect {011}, fair {100} |
| Fracture | Subconchoidal | Conchoidal |