Product ID: 806008883
Product Name: Blue Sapphire
Price : $9.65
Weight: 0.50
Jewelry Size: 5.5 x 4.5 x 2.1 Mm
Shape: Oval
Color: Blue
Clarity: SI
Luster: Good
Origin: Thailand
Treatment: Heated
Crystal Structure: Trigonal
Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78
Chemical: Al2O3, Aluminum Oxide