Product ID: 806090050
Product Name: Blue Sapphire
Price : $138.39
Weight: 67.38
Jewelry Size: 25 x 20 x 13 Mm
Shape: Oval Cabochon
Color: Blue
Clarity: Opaque
Luster: Good
Origin: Madagascar
Treatment: Heated (Lead-glass filling)
Crystal Structure: Trigonal
Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78
Chemical: Al2O3, Aluminum Oxide