The white sapphire is a stone completed for the pavement, as a replacement of the often too expensive diamond.
To know more about the mineralogy of the white Sapphire, see Mindat.org->
The Encylopedia of gems in English is still under construction. Thanks to visit the encyclopedia of gems in French.
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Sapphire white
Gemological data
- Chemical formula : Al2o3
- Hardness (Mohs) : 9
- Density : 4
- Refractive index : ne=1.759-1.761 no=1.767-1.770
- Birefingence : 0.008 / 0.009
- Crystal system : Rhombohedral - Trigonal
- Group : Corundum
The gallery
Saphir blanc - White sapphire
