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 |
7.42ct (RL1604)
2.26ct - 10x8mm (RL1618)
2.50ct - 10x8mm (RL1617)
3.26ct (RL1616)
2.22ct - 9mm (RL1615)
1.42ct - 7mm (RL1614)
1.34ct - 9x7mm (RL1613)
3.09ct (RL1612)
3.37ct - 11x9mm (RL1611)
3.63ct - 9mm (RL1610)
5.13ct - 12x10mm (RL1609)
3.87ct (RL1608)
6.72ct (RL1607)
4.72ct - 11mm (RL1606)
6.17ct (RL1605)
13.54ct (RL1603)
8.32ct (RL1602)
8.71ct (RL1601)
3.67ct (RL0985)
3.87ct (RL0984)
5.56ct (RL0983)
5.44ct (RL0982)
9.12ct (RL0981)
11.53ct (RL0980)