0.69 Ct. Clean Oval Natural Gem Violetish Blue Tanzanite
Price: $49.96
Product ID: 807004728
Product Name: Tanzanite
Price : $49.96
Weight: 0.69
Jewelry Size: 6.4 x 5.1 x 2.8 Mm
Shape: Oval
Color: Violetish Blue
Clarity: IF
Luster: Very 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