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 |
8.57ct (SH0154)
20.81ct (SH0120)
4.72ct (SH0103)
7.04ct (PD0060)
12.67ct (PA0031)
34.99ct (PA0030)
4.92ct - 12x10mm (PA0014)
14.11ct (PA0009)
24.29ct (PA0005)
5.01ct (MZ0099)
8.96ct - Pair (MZ0035)
20.53ct (PA0136)
8.38ct - 15x13mm (PA0143)
19.12ct (PA0141)
4.27ct (CT0212)
4.63ct (CT0166)
2.00ct (CT0160)
1.60ct - 8x6mm (CT0109)
2.15ct (CT0054)
18.37ct (CT0019)
2.08ct (CT0013)
4.20ct (CT0011)
18.03ct (BT0048)
20.13ct (BT0013)