1.64 Ct. Natural London Blue Topaz Gemstone Round Shape Brazil
Price: $6.56
Product ID: 807153341
Product Name: Blue Topaz
Price : $6.56
Weight: 1.64
Jewelry Size: 7 x 7 x 7.4 Mm
Shape: Round
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