Product ID: 818711979
Product Name: Opal
Price : $39.91
Weight: 1.65
Jewelry Size: 9.4 x 7.3 x 5.5 Mm
Shape: Oval
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