Unheated 4.31 Ct. Natural Violet Blue Iolite Gemstone Oval Shape
Price: $32.31
Product ID: 803803517
Product Name: Iolite
Price : $32.31
Weight: 4.31
Jewelry Size: 11.5 x 10 x 6.3 Mm
Shape: Oval
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
