Product ID: 818713857
Product Name: Opal
Price : $69.11
Weight: 3.87
Jewelry Size: 10.7 x 10 x 7.4 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