12.46 Ct. Natural Rainbow Play Of Colour Opal Gem Oval Cabochon Unheated
Price: $333.75
Product ID: 818719849
Product Name: Opal
Price : $333.75
Weight: 12.46
Jewelry Size: 21 x 15.7 x 8.5 Mm
Shape: Oval Cabochon
Color: Rainbow
Clarity: Opaque
Luster: Stunning
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