London Blue Topaz 366.33 Ct. Clean Pear Checkerboard 58 x 39 Mm. Natural Gem
Price: $4,670.73
Product ID: 807155866
Product Name: Blue Topaz
Price : $4670.73
Weight: 366.33
Jewelry Size: 58 x 39 x 25 Mm
Shape: Pear Checkerboard
Color: London 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
