0.78 Ct. Oval Natural Blue Color Tanzanite Tanzania Gem
Price: $49.99
Product ID: 107000516
Product Name: Tanzanite
Price : $49.99
Weight: 0.78
Jewelry Size: 6.9 X 5 X 3.2 Mm
Shape: Oval
Color: Blue
Clarity: SI
Luster: Good
Origin: Tanzania
Treatment: Heated
Crystal Structure: Orthorhombic
Hardness: 6 - 7
Specific Gravity: 3.2 - 3.4
Refractive Index: 1.69 - 1.70
Chemical: Ca2Al3(SiO4)3(OH), Calcium Aluminum