Product ID: 806150336
Product Name: Blue Sapphire
Price : $5.99
Weight: 0.48
Jewelry Size: 5.6 x 4.4 x 2.2 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