Product ID: 818711543
Product Name: Opal
Price : $106.12
Weight: 6.58
Jewelry Size: 18.9 x 10.3 x 7 Mm
Shape: Oval
Color: White
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