Good Cutting 7.83 Ct. Round Natural Gemstone Swiss Blue Topaz Brazil
Price: $31.32
Product ID: 807158392
Product Name: Blue Topaz
Price : $31.32
Weight: 7.83
Jewelry Size: 12.1 x 12.1 x 7.4 Mm
Shape: Round
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
