1.71 Ct. 2 Pcs. Good Oval Natural Gems Swiss Blue Topaz Brazil
Price: $6.84
Product ID: 807164009
Product Name: Blue Topaz
Price : $6.84
Weight: 1.71
Jewelry Size: 7.2 x 5.1 x 3.1 Mm
Shape: Oval
Color: Swiss Blue
Clarity: VSI - SI1
Luster: Good
Origin: Brazil
Treatment: Heated
Crystal Structure: Orthorhombic
Hardness: 8
Specific Gravity: 3.49 - 3.57
Refractive Index: 1.606 - 1.629
Chemical: Al2SiO4(F OH)2