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 |
11.59ct - 16x14mm (TG1383)
6.77ct (TG1382)
10.89ct - Pair (TG1375)
3.94ct - 12x10mm (TG1372)
5.64ct (TG1371)
5.35ct (TG1369)
14.76ct - Pair (TG1366)
21.49ct (TG1343)
21.35ct (TG1341)
30.96ct (TG1340)
2.12ct (TG1335)
8.30ct (TG1314)
7.07ct - 13x11mm (TG1309)
4.56ct (TG1302)
10.02ct (TG1295)
2.37ct - 9mm (TG1284)
6.18ct (TG1281)
3.64ct - 12x10mm (TG1265)
11.11ct (TG1264)
9.83ct - 14x12mm (TG1251)
5.14ct - 10mm (TG1212)
8.89ct - 12mm (TG1209)
8.19ct - 14x12mm (TG1205)
4.22ct (TG1203)