Product ID: 818712790
Product Name: Opal
Price : $58.06
Weight: 1.80
Jewelry Size: 5.2 x 5.2 x 3.7 To 5.7 x 5.7 x Mm
Shape: Round
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