6.59 Ct. Oval Natural Multi Color Opal Sudan Unheated
Price: $42.51
Product ID: 818712166
Product Name: Opal
Price : $42.51
Weight: 6.59
Jewelry Size: 17.5 x 11.3 x 7.1 Mm
Shape: Oval
Color: Multi Color
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