Unheated 0.55 Ct. Pear Shape Natural Violet Blue Iolite Madagascar
Price: $5.99
Product ID: 803803402
Product Name: Iolite
Price : $5.99
Weight: 0.55
Jewelry Size: 6 x 5.8 x 3.4 Mm
Shape: Pear
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