Sapphire Lab Created
R377
Color: Yellow Topaz
Type: Rough
Size: 58.3x18.9x9.21 - 69x19.8x10.8 mm
Weight: 30.9-31.8 gr
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: Flame Fusion
