Product ID: 806009911
Product Name: Blue Sapphire
Price : $37.55
Weight: 8.48
Jewelry Size: 16.2 x 12.5 x 4.2 Mm
Shape: Oval
Color: Blue
Clarity: SI1
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