Product ID: 818711579
Product Name: Opal
Price : $30.96
Weight: 1.92
Jewelry Size: 10.2 x 7.8 x 5.5 Mm
Shape: Oval
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