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  1. 2.17 Ct. Octagon Shape Natural Gem Green Tourmaline Nigeria

    Price:  $58.52

    Product ID: 807234342
    Product Name: Tourmaline
    Price : $58.52
    Weight: 2.17
    Jewelry Size: 10.1 x 5 x 4.6 Mm
    Shape: Octagon
    Color: Green
    Clarity: VSI
    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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