Indigo Tourmaline 0.43 ct/ 2 pcs website

Indigo Tourmaline 0.43 ct/ 2 pcs

EB3183

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Product Details

Stone type: IndigoTourmaline 
Weight: 0.43 ct / 2 pcs
Color: Blue
Dimension: 4.04 x 4.04 x 2.64 mm,3.82 x 3.82 x 2.47 mm
Shape & Cut Round, 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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