0.40 Ct. Oval Shape Natural Violetish Blue Tanzanite
Price: $12.84
Product ID: 807007745
Product Name: Tanzanite
Price : $12.84
Weight: 0.40
Jewelry Size: 5.1 x 4.3 x 2.7 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