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  1. 3.14 Ct. Round Natural Yellowish White Opal Unheated

    Price:  $75.96

    Product ID: 818711512
    Product Name: Opal
    Price : $75.96
    Weight: 3.14
    Jewelry Size: 11 x 11 x 7.1 Mm
    Shape: Round
    Color: Yellowish White
    Clarity: Opaque
    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
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