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  1. 1.45 Ct. 10 Pcs. Lovely Round Diamond Cut Natural Gems Black Spinel Unheated

    Price:  $5.45

    Product ID: 806609727
    Product Name: Spinel
    Price : $5.45
    Weight: 1.45
    Jewelry Size: 3.1 x 1.6 Mm
    Shape: Round Diamond Cut
    Color: Black
    Clarity: Opaque
    Luster: Good
    Origin: Thailand
    Treatment: Unheated
    Crystal Structure: Isometric
    Hardness: 7.5 - 8.0
    Specific Gravity: 3.6 - 4.0
    Refractive Index: 1.71 - 1.76
    Chemical: MgAl2O4 , Magnesium Aluminum Oxide
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