Unheated 1.63 Ct. Oval Natural Multi Color Opal Sudan
Price: $39.40
Product ID: 818708135
Product Name: Opal
Price : $39.40
Weight: 1.63
Jewelry Size: 10.5 x 7.6 x 4.7 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