Lab Grown Sapphire
Lot R1235
Please note that only rough stone is included in the lot.
The photo of the faceted stone is only used to demonstrate the approximate color of the material after cutting.
Color: Purple
Piece №1
Size: 20.45ct
Weight: 16x15x8mm
Piece №2
Size: 37.55ct
Weight: 17x16x8mm
Piece №3
Size: 40ct
Weight: 13x12x12mm
Mineral: Corundum
Chemical Formula: Al2O3
Crystal System: Trigonal
Hardness (Mohs): 9
Refractive Index: 1.76–1.77
Density, g/cm3: 4
Dispersion: 0.018
Pleochroism: Strong
Growth Method: Czochralski
