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 |
11.07ct (CT0331)
13.97ct (CT0330)
2.15ct (PG0562)
2.22ct - 8x6mm (PG0561)
2.09ct - 8x6mm (PG0560)
1.53ct (PG0559)
3.20ct - 9x7mm (PG0558)
1.79ct (PG0557)
4.17ct - 10x8mm (PG0556)
3.04ct (PG0555)
2.59ct - 9x7mm (PG0554)
3.04ct (PG0553)
1.53ct (PG0552)
3.05ct (PG0551)
2.40ct - 7mm (PG0550)
4.17ct (PG0549)
3.03ct (PG0548)
4.27ct (PG0542)
4.04ct (PG0540)
8.66ct (CT0328)
3.12ct (TS0198)
1.27ct - 7mm (PA2011)
1.16ct - 6mm (PA2008)
0.51ct - 6x4mm (PA1620)