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  1. 4.65 Ct. Clean Attractive Octagon Natural Gem Green Tourmaline

    Price:  $346.94

    Product ID: 807216500
    Product Name: Tourmaline
    Price : $346.94
    Weight: 4.65
    Jewelry Size: 10.2 x 8.6 x 6 Mm
    Shape: Octagon
    Color: Green
    Clarity: IF
    Luster: Good
    Origin: Nigeria
    Treatment: Unheated
    Crystal Structure: Trigonal
    Hardness: 7 - 7.5
    Specific Gravity: 3.0+
    Refractive Index: 1.62 - 1.68
    Chemical: Na(Li,Al)3Al6(B03)3 Si6O18(OH)4
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