Product ID: 818723802
Product Name: Opal
Price : $36.52
Weight: 4.66
Jewelry Size: 13.7 x 10 x 6.5 Mm
Shape: Oval Cabochon
Color: Multi Color
Clarity: Opaque
Luster: Strong 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