1.66 Ct. Oval Natural Swiss Blue Topaz Brazil Gem
Price: $6.64
Product ID: 807137248
Product Name: Blue Topaz
Price : $6.64
Weight: 1.66
Jewelry Size: 8.9 x 6.9 x 3.9 Mm
Shape: Oval
Color: Swiss Blue
Clarity: SI
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