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  1. Violetish Blue Tanzanite 1.40 Ct. Clean Pear Shape 8.8 x 5.4 Mm. Natural Gem

    Price:  $165.14

    Product ID: 807005941
    Product Name: Tanzanite
    Price : $165.14
    Weight: 1.40
    Jewelry Size: 8.8 x 5.4 x 4.4 Mm
    Shape: Pear
    Color: Violetish Blue
    Clarity: IF
    Luster: Good
    Origin: Tanzania
    Treatment: Heated
    Crystal Structure: Orthorhombic
    Hardness: 6 - 7
    Specific Gravity: 3.2 - 3.4
    Refractive Index: 1.69 - 1.70
    Chemical: Ca2Al3(SiO4)3(OH), Calcium Aluminum
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