8.21 Ct. Oval Cab Natural Gem Multi Color Opal Sudan
Price: $66.20
Product ID: 818709381
Product Name: Opal
Price : $66.20
Weight: 8.21
Jewelry Size: 15 x 12.9 x 8.9 Mm
Shape: Oval Cabochon
Color: Multi Color
Clarity: Opaque
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