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  1. Natural Gem 2.53 Ct. Oval Cab Play Of Color Rainbow Fire Red Black Opal

    Price:  $61.25

    Product ID: 818725700
    Product Name: Opal
    Price : $61.25
    Weight: 2.53
    Jewelry Size: 14.6 x 7.2 x 5 Mm
    Shape: Oval Cabochon
    Color: Rainbow Fire Red Black
    Clarity: Opaque
    Luster: Iridescent
    Origin: Ethiopia
    Treatment: Enhanced By Smoking
    Crystal Structure: Amorphous
    Hardness: 5.5 - 6.5
    Specific Gravity: 2.15
    Refractive Index: 1.42 - 1.43
    Chemical: SiO2·nH2O
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