7.56 Ct. Clean Oval Shape London Blue Topaz Gemstone Brazil
Price: $84.64
Product ID: 807165547
Product Name: Blue Topaz
Price : $84.64
Weight: 7.56
Jewelry Size: 14 x 10 x 6.8 Mm
Shape: Oval
Color: Blue
Clarity: IF
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