0.74 Ct. Oval Natural Violet Blue Tanzanite Tanzania
Price: $53.58
Product ID: 807004255
Product Name: Tanzanite
Price : $53.58
Weight: 0.74
Jewelry Size: 6.9 x 5.1 x 2.7 Mm
Shape: Oval
Color: Violet 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