0.69 Ct. Clean Oval Natural Violet Blue Tanzanite Gem
Price: $55.68
Product ID: 807004611
Product Name: Tanzanite
Price : $55.68
Weight: 0.69
Jewelry Size: 6.3 x 4.8 x 3.3 Mm
Shape: Oval
Color: Violet Blue
Clarity: IF
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