Green Tourmaline 0.46 ct / 2 pcs

Stone type: Green TourmalineWeight: 0.46 ct / 2 pcsColor: GreenDimension: 3.99 x 2.92 x 2.29 mm,4.02 x 2.93 x 2.37 mmShape & Cut: Cushion, Yavorskyy cut Treatment: Unheated and Untreated (No Indications Observed)Refractive Index: 1.618-1.643 Hardness: 7-7.5Specific Gravity: 3.1Optical properties: Doubly refractive Chemical formula: Complex Boron Silicate Shipment from: Thailand Return Policy: 3 Day Money-Back Return*