Product ID: 818708846
Product Name: Opal
Price : $69.35
Weight: 4.30
Jewelry Size: 13.9 x 10.2 x 6.4 Mm
Shape: Oval Cabochon
Color: White
Clarity: Semi - Transparent
Luster: Good
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