1.64 Ct. Oval Shape Natural Gem Violetish Blue Tanzanite Size 9 x 7 Mm.
Price: $43.50
Product ID: 807010821
Product Name: Tanzanite
Price : $43.50
Weight: 1.64
Jewelry Size: 9 x 7 x 4.1 Mm
Shape: Oval
Color: Violetish Blue
Clarity: VSI
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