Floating Point Pink Sapphire Oval

Laboratory created (True, Cultured) Floating Point (Floating Zone, Horizontal Directional Crystallization or Bagdasarov Method) Pink Sapphire. Most stones slightly purplish in daylight. Stones have the exceptional vitreous adamantine luster; perfect AAA cut quality

Chemical composition AI2O3 + Cr
R.I. = 1.766 - 1.774
Specific gravity: 3.97 - 4.05
Mohs Hardness 9
Crystal system: Hexagonal
Lots of stones from 12x10 to 7x5mm