Indigo Blue Tourmaline 0.27 ct / 2 pcs
EB2597$106.00
Product Details
Stone type: Tourmaline no heat 
Weight: 0.27 ct / 2 pcs
Dimension: 3.29 x 3.29 x 2.11 mm , 3.27 x 3.27 x 2.21 mm
Color: Indigo 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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