Product ID: 818725968
Product Name: Opal
Price : $5.99
Weight: 0.49
Jewelry Size: 6.5 x 5 x 3.3 Mm
Shape: Oval Cabochon
Color: Multi Color
Clarity: Opaque
Luster: Iridescent
Origin: Ethiopia
Treatment: Unheated
Crystal Structure: Amorphous
Hardness: 5.5 - 6.5
Specific Gravity: 2.15
Refractive Index: 1.42 - 1.43
Chemical: SiO2·nH2O