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 |
3.42ct (PA1608)
2.73ct (PA1607)
2.03ct (PA1595)
3.98ct - 11mm (PA1592)
3.00ct - 10x8mm (PA1582)
4.40ct (TG1634)
12.84ct (TG1530)
6.93ct - Pair (PD0127)
5.03ct (TG0741)
29.69ct (TG0445)
25.95ct (TG0434)
10.47ct (PD0094)
1.35ct (CT0290)
1.67ct (CT0279)
2.16ct (CT0272)
2.92ct - 7mm (CT0260)
105.53ct (TG0308)
64.71ct (TG0260)
17.36ct (TG0259)
38.76ct (TG0143)
4.72ct (SH0103)
4.63ct (CT0166)
18.37ct (CT0019)
2.08ct (CT0013)