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 |
17.36ct (TG0259)
22.76ct (TG0254)
122.28ct (TG0252)
18.75ct - 14x12mm Pair (TG0237)
6.01ct - 10mm (TG0188)
38.76ct (TG0143)
22.27ct (TG0132)
6.66ct (TG0127)
9.38ct - 15x13mm (TG0125)
21.17ct (TG0124)
10.44ct (TG0107)
15.14ct (TG0102)
13.88ct (TG0801)
25.51ct (SH0345)
35.95ct (SH0342)
16.82ct (SH0340)
22.74ct (SH0338)
10.21ct (SH0326)
8.70ct (SH0324)
4.57ct - 9x7mm Pair (SH0316)
9.33ct (SH0278)
19.85ct (SH0250)
8.93ct (SH0216)
12.55ct (SH0215)