Product ID: 818723870
Product Name: Opal
Price : $51.30
Weight: 14.06
Jewelry Size: 21 x 12.7 x 5.9 Mm
Shape: Free Form Cabochon
Color: Multi Color
Clarity: Opaque
Luster: Iridescent
Origin: Australia
Treatment: Unheated / Untreated
Crystal Structure: Amorphous
Hardness: 5.5 - 6.5
Specific Gravity: 2.15
Refractive Index: 1.42 - 1.43
Chemical: SiO2·nH2O