Lagoon Tourmaline 7.05 cts
24002Product Details
Stone type: Tourmaline
Weight: 7.05 ct
Dimension: 10.64 x 9.69 x 8.48 mm
Color: Blue-green
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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