Product ID: 803804817
Product Name: Iolite
Price : $6.18
Weight: 0.53
Jewelry Size: 7.7 x 3.5 x 2.6 Mm
Shape: Baguette
Color: Violet Blue
Clarity: SI1
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