Green Tourmaline 0.64 ct / 2 pcs
EB2889Sold Out
Product Details
Stone type: Tourmaline
Weight: 0.64 ct / 2 pcs
Color: Green
Dimension: 6.02 x 2.97 x 2.16 mm, 5.98 x 2.97 x 2.06 mm
Shape & Cut: O ctagonal, 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*
Follow Us