Indigo Tourmaline 4.32 cts / 11 pcs
17765$2,981.00
Product Details
Stone type: Indigo Tourmaline
Weight: 4.32 cts / 11 pcs
Dimension: 4.6-5 mm
Color: Blue
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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