Violetish Blue Tanzanite 1.73 Ct. VVS Oval Shape 9 x 7 Mm. Natural Gemstone
Price: $111.21
Product ID: 807009370
Product Name: Tanzanite
Price : $111.21
Weight: 1.73
Jewelry Size: 9 x 7 x 4.4 Mm
Shape: Oval
Color: Violetish Blue
Clarity: VVS
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
