1.81 Ct. Oval Shape Natural Gem London Blue Topaz
Price: $17.10
Product ID: 807156560
Product Name: Blue Topaz
Price : $17.10
Weight: 1.81
Jewelry Size: 9 x 7 x 3.9 Mm
Shape: Oval
Color: London Blue
Clarity: I1
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