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 |
1.99ct (RL1255)
2.41ct - 9x7mm (RL1251)
2.35ct - 10x8mm (RL1250)
2.00ct - 8mm (RL1248)
1.48ct - 6mm (RL1247)
2.95ct (RL1245)
3.13ct - 8x6mm Pair (RL1242)
2.41ct (RL1241)
1.77ct - 9x7mm (RL1240)
2.18ct - 10mm (RL1239)
2.10ct (RL1238)
4.81ct (RL1237)
2.99ct - 11x9mm (RL1235)
3.62ct (RL1234)
2.79ct (RL1231)
7.34ct - Pair (RL1228)
9.37ct - Pair (RL1223)
6.45ct (RL1219)
7.03ct (RL1218)
7.28ct (RL1215)
5.12ct (RL1214)
5.82ct (RL1213)
4.21ct (RL1211)
9.08ct (RL1199)