0.67 Ct Oval Shape Natural Violetish Blue Tanzanite Gem
Price: $24.85
Product ID: 807007341
Product Name: Tanzanite
Price : $24.85
Weight: 0.67
Jewelry Size: 6 x 5 x 3 .2 Mm
Shape: Oval
Color: Violetish 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