Azurite vs Celestine
| Property | Azurite | Celestine |
|---|---|---|
| Formel | Cu3(CO3)2(OH)2 | SrSO4 |
| Kristallsystem | Monoclinic | Orthorhombic |
| Mineralklasse | 05 Carbonates and Nitrates | 07 Sulfates, Chromates, Molybdates, and Tungstates |
| Mohshärte | 3.5-4.0 | 3.0-3.5 |
| Farbe | Azure blue, dark blue | Colorless, pale blue, white, yellow |
| Glanz | Vitreous | Vitreous |
| Strichfarbe | Light blue | White |
| Transparenz | Transparent | Transparent |
| Spaltbarkeit | Perfect {011}, fair {100} | Perfect {001} |
| Bruch | Conchoidal | Uneven |