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 |
5.90ct - 12x10mm (RL0635)
7.91ct - 14x12mm (RL0631)
8.49ct (RL0627)
8.23ct (RL0626)
10.25ct (RL0616)
17.24ct - 18x16mm (RL0606)
5.43ct (RL0605)
4.98ct (RL0586)
4.35ct - 12x10mm (RL0583)
2.17ct - 8mm (RL0582)
8.28ct (RL0560)
13.57ct (RL0556)
27.20ct (RL0547)
4.86ct (RL0532)
4.15ct - 10x8mm (RL0497)
3.26ct (RL0494)
8.23ct (RL0482)
8.47ct (RL0481)
11.98ct (RL0480)
13.40ct (RL0477)
10.18ct - 13x11mm (RL0431)
7.87ct (RL0426)
6.39ct (RL0424)
12.48ct (RL0423)