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  1. Pink Tourmaline 7.82 Ct. Cushion Shape 13.8 x 9 Mm. Natural Gemstone Unheated

    Price:  $1,388.61

    Product ID: 807234568
    Product Name: Tourmaline
    Price : $1388.61
    Weight: 7.82
    Jewelry Size: 13.8 x 9 x 7.5 Mm
    Shape: Cushion
    Color: Pink
    Clarity: SI1
    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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