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 |
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)
3.09ct - 8x6mm (PA1619)
8.62ct (TG0472)
8.96ct - Pair (MZ0035)
10.35ct (TG1786)
4.67ct (TG1785)
10.90ct (TG1784)
9.95ct (TG1783)
12.86ct - 15x13mm (TG1782)
15.35ct - 16x14mm (TG1781)
6.48ct (CT0326)
19.90ct (TG1780)