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  1. Unheated 1.07 Ct. Octagon Natural Gem Pink Tourmaline From Nigeria

    Price:  $52.03

    Product ID: 807242700
    Product Name: Tourmaline
    Price : $52.03
    Weight: 1.07
    Jewelry Size: 11.6 x 3.4 x 2.8 Mm
    Shape: Octagon
    Color: Pink
    Clarity: VSI
    Luster: Good
    Origin: Nigeria
    Treatment: Heated
    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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