Preciosa
The Masters of Crystal
Characteristics
Here, you can find the basic characteristics of materials
| Characteristics | Cubic Zirconia | Syntetic Spinel | Nanocrystal |
| Chemical Compositions | ZRO2+Y2O3 | MgAl204 | Al2O3, MgO, TiO2, SiO2 |
| Structure | Cubic | Cubic | Glass-Ceramics |
| Hardness (°Mohs) | 8,5 | 8 | 6,5-7 |
| Density | ca 5,6 | 3,61 | 2,7-3,2 |
| Refractive Index | 2,17 | ca 1,73 | 1,5-1,7 |
| Dispersion (C-F) | 0,060 | ca 0,012 | 0,012-0,02 |
| Heat Resistance up to | 600 °C / 1112 °F | 1000°C / 2012 °F | 900 şC / 1652 şF |
9.4.2008 0:00:44 | read 6690x
