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 |
78.95ct - 28x26mm (RL1651)
13.09ct (RL1650)
43.81ct - 21mm (RL1649)
0.76ct - 6x4mm (RL1648)
1.41ct (RL1647)
2.21ct (RL1646)
0.83ct (RL1645)
3.13ct (RL1643)
2.69ct (RL1642)
3.60ct - 10x8mm (RL1641)
3.27ct (RL1640)
2.79ct (RL1639)
4.29ct - 11x9mm (RL1638)
4.32ct (RL1637)
4.75ct (RL1636)
7.55ct - 13x11mm (RL1635)
7.00ct (RL1634)
11.04ct (RL1633)
13.05ct (RL1632)
13.44ct (RL1631)
20.15ct (RL1630)
7.42ct (RL1604)
2.26ct - 10x8mm (RL1618)
2.50ct - 10x8mm (RL1617)