Product ID: 818711971
Product Name: Opal
Price : $59.27
Weight: 2.45
Jewelry Size: 15.5 x 5.6 x 4.8 Mm
Shape: Octagon
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