Green Tourmaline 1.70 cts website

Green Tourmaline 1.70 cts


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Product Details

Stone type: Green Tourmaline
Weight: 1.70 cts
Color: Green
Dimension: 8.19 x 6.20 x 4.35 mm
Shape & Cut: Cushion, 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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