Mineral | Tourmaline (Verdelite) |
---|---|
Chemistry | A(D3)G6(T6O18)(BO3)3X3Z |
Color | Green - Vivid Green |
Refractive Index | 1.624 - 1.644 |
Birefringence | 0.018 - 0.040 |
Specific Gravity | 3.06 |
Mohs Hardness | 7.0 - 7.5 |
1.86ct - 9x7mm (PA1910)
3.13ct (PA1909)
3.06ct - 10x8mm (PA1908)
5.53ct (PA1905)
6.36ct (PA1901)
8.07ct (PA1898)
7.46ct (PA1896)
8.17ct - Pair (PA1895)
12.65ct - 16x14mm (PA1836)
9.97ct - 14x12mm (PA1833)
1.83ct (CT0323)
2.13ct - 9x7mm (CT0322)
2.46ct - 8mm (CT0321)
1.74ct (YT0169)
1.30ct - 7mm (YT0168)
3.66ct (TG1742)
6.05ct (TG1740)
11.58ct (TG1739)
30.27ct (AL0116)
5.11ct (PA1819)
1.52ct - 9x7mm (PA1817)
2.93ct - 10x8mm (PA1816)
2.79ct - 10x8mm (PA1815)
3.72ct (PA1814)