Indigo Tourmaline 0.32 ct / 2 pcs
EB2942$108.00
Product Details
Stone type:Tourmaline
Weight: 0.32 ct / 2 pcs
Color:Blue
Dimension: 3.30 x 3.30 x 2.14 mm, 3.37 x 3.37 x 2.40 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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