1.28 Ct. Oval Shape Natural London Blue Topaz Gemstone Brazil
Price: $5.12
Product ID: 807153360
Product Name: Blue Topaz
Price : $5.12
Weight: 1.28
Jewelry Size: 6.6 x 6.2 x 4.3 Mm
Shape: Oval
Color: London 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
