Tourmaline 1.73 ct / 7 pcs
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Product Details
Stone type: Tourmaline
Weight: 1.73 ct / 7 pcs
Color: Green ,Pink
Dimension: 4.08 x 4.08 x 2.40 mm, 4.01 x 4.01 x 2.83 mm
4.02 x 4.02 x 2.70 mm, 4.07 x 4.07 x 2.98 mm
4.04 x 4.04 x 2.97 mm, 4.09 x 4.09 x 2.76 mm
4.05 x 4.05 x 2.89 mm
Shape & Cut: Round, Yavorskyy cut
Treatment: Unheated and Untreated (No Indications Observed)
Refractive Index: 1.618-1.643
Hardness: 7-7.5
Specific Gravity: 3.1
Optical properties: Doubly refractive
Chemical formula: Complex Boron Silicate
Shipment from: Thailand
Return Policy: 3 Day Money-Back Return*

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