Indigo Tourmaline 1.77 cts / 2 pcs
EB2879Sold Out
Product Details
Stone type : Tourmaline
Weight: 1.77 ct / 2 pcs
Color: Blue green
Dimension: 6.61 x 4.77 x 3.34 mm, 6.57 x 4.77 x 3.07 mm
Shape & Cut: Cushion, 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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