Product ID: 806010347
Product Name: Blue Sapphire
Price : $33.99
Weight: 7.59
Jewelry Size: 13.4 x 11 x 5.7 Mm
Shape: Oval
Color: Blue
Clarity: Semi - Transparent
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