Indigo Blue Tourmaline 1.65 cts website

Indigo Blue Tourmaline 1.65 cts

20073

$3,168.00

Product Details

Stone type: Indigo Tourmaline
Weight: 1.65 cts
Color: Indigo Blue
Dimension: 7.42 x 7.18 x 4.89 mm
Shape & Cut: Heart, 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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