Product ID: 818713427
Product Name: Opal
Price : $5.31
Weight: 0.48
Jewelry Size: 7.5 x 6 x 2.9 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