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 |
23.13ct (TG0890)
42.61ct (TG0886)
19.08ct (TG0885)
10.66ct (TG0884)
24.30ct (TG0882)
19.42ct (TG0881)
12.85ct (TG0872)
15.90ct (TG0871)
13.11ct (TG0867)
15.32ct (TG0864)
7.07ct - 10x8mm Pair (PD0160)
6.21ct - 10x8mm Pair (PD0155)
5.24ct - Pair (PD0150)
6.03ct - 10x8mm Pair (PD0148)
6.93ct - Pair (PD0127)
2.84ct (AL0067)
2.00ct - 9x7mm (AL0061)
6.35ct - 13x11mm (TG0824)
5.40ct - 12x10mm (PD0110)
4.75ct - 10mm (PD0109)
4.62ct - 12x10mm (PA0285)
5.74ct (TG0812)
12.32ct (TG0805)
6.61ct - 12mm (TG0606)