Product ID: 818709810
Product Name: Opal
Price : $64.35
Weight: 3.99
Jewelry Size: 12.5 x 11.1 x 7.1 Mm
Shape: Oval
Color: Multi Color
Clarity: Opaque
Luster: Good
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