Product ID: 818711561
Product Name: Opal
Price : $50.80
Weight: 3.15
Jewelry Size: 12.1 x 8.7 x 7.3 Mm
Shape: Oval
Color: White
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