Product ID: 807006657
Product Name: Tanzanite
Price : $19.25
Weight: 0.55
Jewelry Size: 6 x 5.2 x 2.8 Mm
Shape: Pear
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