Indigo Blue Tourmaline 2.95 cts / 2 pcs
16323$5,605.00 $8,000.00
Product Details
Stone type: Tourmaline
Weight: 2.95 cts / 2 pcs
Color: Indigo Blue
Dimension: 7.04 x 6.28 x 4.46 mm, 7.10 x 6.27 x 4.56 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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