Product ID: 818713140
Product Name: Opal
Price : $30.77
Weight: 1.19
Jewelry Size: 7.5 x 7.5 x 4.7 Mm
Shape: Round 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