Mineral | Tourmaline (Verdelite) |
---|---|
Chemistry | A(D3)G6(T6O18)(BO3)3X3Z |
Color | Green - Vivid Green |
Refractive Index | 1.624 - 1.644 |
Birefringence | 0.018 - 0.040 |
Specific Gravity | 3.06 |
Mohs Hardness | 7.0 - 7.5 |
13.11ct (TG0867)
15.32ct (TG0864)
6.35ct - 13x11mm (TG0824)
10.43ct (TG0812)
12.32ct (TG0805)
6.61ct - 12mm (TG0606)
7.64ct - 13mm (TG0634)
15.15ct - 16mm (TG0636)
7.55ct - 13mm (TG0640)
6.54ct - 13mm (TG0641)
12.59ct (TG0632)
6.57ct (TG0675)
15.75ct (TG0520)
33.63ct - Pair (TG0521)
27.04ct - 19x17mm (TG0522)
20.99ct - 20x18mm (TG0524)
30.91ct (TG0530)
23.53ct - 20x18mm (TG0531)
34.22ct (TG0532)
16.97ct - 14x12mm Pair (TG0547)
15.18ct (TG0604)
14.49ct - 18x16mm (TG0615)
10.86ct (TG0618)
9.85ct - 16x14mm (TG0622)