Lab Grown Sapphire
Lot R1234
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: Blue Sapphire Dark
Piece №1
Size: 23.1ct
Weight: 13x13x10mm
Piece №2
Size: 36.1ct
Weight: 18x17x11mm
Piece №3
Size: 41.8ct
Weight: 20x14x13mm
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
