Green Tourmaline 0.21 ct / 3 pcs
EB3151Product Details
Stone type: Tourmaline
Weight: 0.21 ct / 3 pcs
Color: Green
Dimension: 2.77 x 2.77 x 1.84 mm,
2.55 x 2.55 x 1.67 mm
2.56 x 2.56 x 1.63 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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