1.73 Ct. Oval Shape Natural Gemstone London Blue Topaz From Brazil
Price: $16.47
Product ID: 807156583
Product Name: Blue Topaz
Price : $16.47
Weight: 1.73
Jewelry Size: 9.1 x 7.1 x 3.5 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