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  1. 3.73 Ct. Oval Cab Natural Multi Color Opal Sudan Gem

    Price:  $90.24

    Product ID: 818709335
    Product Name: Opal
    Price : $90.24
    Weight: 3.73
    Jewelry Size: 13.3 x 9.7 x 6 Mm
    Shape: Oval 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: SiO2ĚnH2O
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