1.77 Ct. Natural London Blue Topaz Gemstone Oval Shape Brazil
Price: $7.08
Product ID: 807153335
Product Name: Blue Topaz
Price : $7.08
Weight: 1.77
Jewelry Size: 8.9 x 5.9 x 4.2 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