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 |
5.78ct (PT1086)
3.40ct - 10x8mm (PT1065)
15.84ct - 15mm (PT1032)
4.48ct - 10mm (PT0983)
20.45ct (PT0978)
12.44ct - 14mm (PT0967)
12.88ct (PT0965)
28.94ct (PT0964)
6.00ct (PT0951)
6.77ct (PT0949)
28.99ct (PT0798)
22.54ct (PT0759)
6.07ct - 11mm (PT0702)
30.17ct (PT0693)
6.02ct - 13x11mm (PT0685)
4.85ct (PT0678)
12.27ct - 14mm (PT0646)
9.27ct (PT0611)
4.59ct (PT0610)
63.22ct (PT0571)
11.15ct (PT0543)
13.72ct (PT0520)
7.54ct (PT0500)
9.26ct (PT0475)