Product ID: 818721798
Product Name: Opal
Price : $50.75
Weight: 2.84
Jewelry Size: 12.7 x 9.7 x 5 Mm
Shape: Oval 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