Violetish Blue Tanzanite 1.31 Ct. Trilliant Shape 7.6 x 7.5 Mm. Natural Gemstone
Price: $70.20
Product ID: 807009460
Product Name: Tanzanite
Price : $70.20
Weight: 1.31
Jewelry Size: 7.6 x 7.5 x 4 Mm
Shape: Trilliant
Color: Violetish Blue
Clarity: VSI
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