Product ID: 818725352
Product Name: Opal
Price : $30.80
Weight: 1.99
Jewelry Size: 9.9 x 5.1 x 3.6 Mm
Shape: Marquise
Color: Multi Color
Clarity: Semi - Transparent
Luster: Strong Iridescent
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