0.78 Ct. Good Natural Gem Violetish Blue Tanzanite Pear Shape
Price: $20.34
Product ID: 807010869
Product Name: Tanzanite
Price : $20.34
Weight: 0.78
Jewelry Size: 7 x 5.1 x 3.4 Mm
Shape: Pear
Color: Violetish Blue
Clarity: SI1
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