Product ID: 818708331
Product Name: Opal
Price : $5.30
Weight: 0.47
Jewelry Size: 6.2 x 4.7 x 3.5 Mm
Shape: Oval Cabochon
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