1.80 Ct. Good Color Square Natural Gem Swiss Blue Topaz Brazil
Price: $7.20
Product ID: 807138215
Product Name: Blue Topaz
Price : $7.2
Weight: 1.80
Jewelry Size: 6.7 x 6.7 x 4.5 Mm
Shape: Square
Color: Swiss Blue
Clarity: VVS
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