Product ID: 807153788
Product Name: Blue Topaz
Price : $6.28
Weight: 1.57
Jewelry Size: 7.9 x 6 x 3.6 Mm
Shape: Octagon
Color: Swiss Blue
Clarity: VSI
Luster: Good
Origin: Brazil
Treatment: Treated
Crystal Structure: Orthorhombic
Hardness: 8
Specific Gravity: 3.49 - 3.57
Refractive Index: 1.606 - 1.629
Chemical: Al2SiO4(F OH)2