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 |
8.85ct (RL1074)
12.18ct (RL1071)
19.01ct (RL1070)
3.99ct (RL1069)
5.14ct - 12x10mm (RL1067)
1.80ct - 9x7mm (RL1058)
3.25ct (RL1041)
2.94ct (RL1040)
6.12ct (RL1038)
5.46ct (RL1037)
3.17ct (RL1036)
10.09ct (RL1035)
14.66ct (RL1034)
10.98ct (RL1031)
13.08ct (RL1030)
8.33ct (RL1029)
36.69ct - 20mm (RL1024)
3.67ct (RL0985)
3.87ct (RL0984)
5.56ct (RL0983)
5.44ct (RL0982)
9.12ct (RL0981)
11.53ct (RL0980)
5.38ct (RL0979)