0.81 Ct. Round Shape Natural Violetish Blue Tanzanite Gem
Price: $39.06
Product ID: 807009574
Product Name: Tanzanite
Price : $39.06
Weight: 0.81
Jewelry Size: 6 x 6 x 3.2 Mm
Shape: Round
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