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 |
12.51ct (RL1600)
21.62ct (RL1596)
25.81ct - 19x17mm (RL1591)
17.71ct - 19x17mm (RL1590)
63.66ct (RL1588)
143.38ct (RL1586)
59.28ct (RL1584)
72.39ct (RL1574)
2.75ct - 9mm (RL1570)
2.89ct - 10x8mm (RL1569)
4.19ct - 10x8mm (RL1422)
4.53ct (RL1416)
2.72ct - 8mm (RL1412)
6.19ct (RL1408)
3.06ct (RL1397)
8.24ct (RL1379)
7.50ct (RL1378)
3.40ct - 10x8mm (RL1377)
21.38ct (RL1372)
0.92ct - 7x5mm (RL1318)
0.87ct (RL1314)
0.89ct - 8x6mm (RL1311)
0.72ct (RL1309)
1.31ct (RL1117)