Celestine vs Labradorite
| Property | Celestine | Labradorite |
|---|---|---|
| Formule | SrSO4 | (Ca,Na)(Al,Si)4O8 |
| Système Cristallin | Orthorhombic | Triclinic |
| Classe Minérale | 07 Sulfates, Chromates, Molybdates, and Tungstates | 09 Silicates |
| Dureté Mohs | 3.0-3.5 | 6.0-6.5 |
| Couleur | Colorless, pale blue, white, yellow | Gray, dark gray with labradorescence (blue, gold, green) |
| Éclat | Vitreous | Vitreous |
| Trait | White | White |
| Transparence | Transparent | Translucent |
| Clivage | Perfect {001} | Perfect {001}, good {010} |
| Cassure | Uneven | Conchoidal to uneven |