Product ID: 807004256
Product Name: Tanzanite
Price : $87.60
Weight: 1.21
Jewelry Size: 7.5 x 4.7 x 4.6 Mm
Shape: Cushion
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