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  1. 31.01 Ct. Natural Green Prehnite Oval Cabochon Australia

    Price:  $8.30

    Product ID: 818801346
    Product Name: Prehnite
    Price : $8.30
    Weight: 31.01
    Jewelry Size: 19.7 x 16.4 x 12.1 Mm
    Shape: Oval Cabochon
    Color: Green Black
    Clarity: Semi - Transparent
    Luster: Good
    Origin: Australia
    Treatment: Unheated
    Crystal Structure: Orthorhombic
    Hardness: 6-6.5
    Specific Gravity: 2.80-2.90
    Refractive Index: 1.61 - 1.67
    Chemical: Ca2Al(AlSi3O10)(OH)2
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