Unheated 0.69 Ct. Fancy Shape Natural Gem Violet Blue Iolite Madagascar
Price: $7.23
Product ID: 803804394
Product Name: Iolite
Price : $7.23
Weight: 0.69
Jewelry Size: 9.3 x 5.4 x 3.2 Mm
Shape: Fancy
Color: Violet Blue
Clarity: VSI
Luster: Good
Origin: Madagascar
Treatment: Unheated
Crystal Structure: Orthorhombic
Hardness: 7 - 7.5
Specific Gravity: 2.3
Refractive Index: 1.52 - 1.57
Chemical: Mg2Al4Si5O18, Magnesium Aluminum Silicat