Mineral | Tourmaline |
---|---|
Chemistry | A(D3)G6(T6O18)(BO3)3X3Z |
Color | Vivid Red |
Refractive Index | 1.62 - 1.64 |
Birefringence | 0.018 - 0.040 |
Specific Gravity | 3.06 |
Mohs Hardness | 7.0 - 7.5 |
3.14ct (RL0806)
16.78ct (RL0776)
22.04ct (RL0765)
23.81ct (RL0759)
36.23ct (RL0758)
9.87ct - 14x12mm (RL0777)
10.17ct (RL0752)
9.35ct (RL0751)
12.91ct (RL0750)
21.91ct (RL0745)
12.97ct - 15x13mm (RL0744)
6.99ct - 14x12mm (RL0727)
5.55ct (RL0722)
6.62ct (RL0720)
4.75ct - 11x9mm (RL0719)
8.26ct - 13x11mm (RL0717)
7.50ct - 13x11mm (RL0714)
10.91ct (RL0676)
21.42ct (RL0645)
7.04ct (RL0643)
10.27ct (RL0639)
5.90ct - 12x10mm (RL0635)
7.91ct - 14x12mm (RL0631)
8.49ct (RL0627)