Product ID: 818711888
Product Name: Opal
Price : $6.96
Weight: 0.48
Jewelry Size: 7.6 x 5.8 x 2.6 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