Sapphire Lab Created
Lot CS824
Color: Royal Blue
Shape: Oval
Size: 8x6 mm
Weight: 1.5ct
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: Hydrothermal
