Mineral | Tourmaline (Verdelite) |
---|---|
Chemistry | A(D 3 )G 6 (T 6 O 18 )(BO 3 ) 3 X 3 Z |
Color | Pale Pink - Vivid Pink |
Refractive Index | 1.624 - 1.644 |
Birefringence | 0.018 - 0.040 |
Specific Gravity | 3.06 |
Mohs Hardness | 7.0 - 7.5 |
8.05ct - 13x11mm (PT1243)
8.78ct (PT1240)
23.11ct (PT1233)
28.64ct (PT1224)
6.18ct (PT1216)
6.32ct - 12x10mm (PT1215)
5.64ct - 13x11mm (PT1214)
6.01ct (PT1213)
9.97ct (PT1210)
8.22ct (PT1209)
9.28ct (PT1207)
41.19ct (PT1206)
2.19ct (PT1188)
3.95ct (PT1191)
2.77ct (PT1187)
13.22ct (PT1186)
6.53ct (PT1170)
4.89ct (PT1169)
60.04ct - 23mm (PT1138)
12.35ct (PT1132)
6.30ct - 12x10mm (PT1115)
6.62ct (PT1114)
4.60ct - 12x10mm (PT1113)
4.33ct (PT1108)