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 |
4.10ct - 12x10mm (TG1405)
3.87ct - 11x9mm (TG1397)
4.04ct (TG1396)
4.32ct (CE0073)
4.16ct (CE0072)
6.32ct (TG1392)
8.44ct (TG1387)
1.40ct - 6mm (TL0079)
1.13ct - 7x5mm (TL0078)
1.67ct (TL0077)
1.25ct (TL0069)
1.04ct - 6mm (TL0053)
1.36ct - 6mm (TL0047)
1.15ct - 6mm (TL0043)
11.59ct - 16x14mm (TG1383)
6.77ct (TG1382)
10.89ct - Pair (TG1375)
3.94ct - 12x10mm (TG1372)
5.64ct (TG1371)
5.35ct (TG1369)
1.24ct - 7x5mm (TL0017)
12.89ct (PA1100)
21.98ct (PA1055)
16.60ct (PA1054)