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 |
14.86ct (TG1778)
13.13ct (TG1777)
26.89ct (TG1776)
15.74ct (TG1775)
29.85ct (PR0064)
1.54ct (PG0516)
1.91ct - 8mm (PG0514)
1.12ct - 6mm (PG0513)
1.34ct - 8x6mm (PG0512)
1.62ct - 9x7mm (PG0511)
1.34ct (PG0510)
3.01ct (PG0509)
1.07ct - 7x5mm (PG0508)
1.17ct - 7x5mm (PG0507)
1.88ct (PG0506)
1.60ct - 8x6mm (PG0505)
2.88ct (PG0504)
1.41ct - 7mm (PG0502)
1.52ct - 8x6mm (PG0501)
1.39ct (PG0500)
1.14ct (PG0498)
2.30ct - 8x6mm (PG0497)
1.31ct - 8x6mm (PG0496)
1.62ct - 6mm (PG0495)