Tourmaline 4.43 cts website

Tourmaline 4.43 cts

181294

$99.00

Product Details

Stone type:Tourmaline 
Weight: 4.43 cts
Color: Olive
Dimension: 11.50 x 7.32 x 5.77 mm
Shape & Cut: Octagonal, 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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