Bi-Color Tourmaline 5.47 cts
EB2769$547.00
Product Details
Stone type: Bi-Color Tourmaline
Weight: 5.47 cts
Color: Green, Yellow
Dimension: 17.74 x 7.60 x 4.73 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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