Product ID: 818708665
Product Name: Opal
Price : $92.18
Weight: 3.81
Jewelry Size: 12.3 x 10.9 x 6.8 Mm
Shape: Oval
Color: Multi Color
Clarity: Semi - Transparent
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