Product ID: 818719128
Product Name: Opal
Price : $60.00
Weight: 1.68
Jewelry Size: 8.6 x 8.6 x 5.7 Mm
Shape: Round Cabochon
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