7.66 Ct. Charming Natural Gem London Blue Topaz Oval Shape From Brazil
Price: $64.29
Product ID: 807165604
Product Name: Blue Topaz
Price : $64.29
Weight: 7.66
Jewelry Size: 14 x 10 x 7 Mm
Shape: Oval
Color: Blue
Clarity: VVS
Luster: Very 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