Calcite vs Kyanite
| Property | Calcite | Kyanite |
|---|---|---|
| Formel | CaCO3 | Al2SiO5 |
| Kristallsystem | Trigonal | Triclinic |
| Mineralklasse | 05 Carbonates and Nitrates | 09 Silicates |
| Mohshärte | 3.0 | 4.5-7.0 |
| Farbe | Colorless, white, yellow, orange, blue, green | Blue, white, gray, green |
| Glanz | Vitreous | Vitreous |
| Strichfarbe | White | Colorless |
| Transparenz | Transparent | Translucent |
| Spaltbarkeit | Perfect rhombohedral {1011} | Perfect {100} |
| Bruch | Conchoidal | Splintery |