Green Tourmaline 0.49 ct/ 4 pcs
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Product Details
Stone type: Tourmaline
Weight: 0.49 ct / 4 pcs
Color: Green
Dimension: 3.72 x 3.72 x 2.47 mm,
3.05 x 3.05 x 1.99 mm
3.09 x 3.09 x 2.01 mm
2.75 x 2.75 x 1.79 mm
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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