| Mineral | Zircon |
|---|---|
| Chemistry | ZrSiO4 |
| Color | Blue |
| Refractive Index | 1.81 - 1.984 |
| Birefringence | 0.000 - 0.059 |
| Specific Gravity | 3.90 - 4.73 |
| Mohs Hardness | 6.0 - 7.5 |
6.12ct (ZI0744)
5.31ct - 10x8mm (ZI0740)
5.15ct (ZI0735)
3.86ct (ZI0725)
21.89ct (ZI0715)
9.37ct (ZI0714)
9.16ct - 11x9mm (ZI0712)
8.63ct (ZI0708)
10.54ct (ZI0703)
7.15ct (ZI0556)
4.44ct (ZI0555)
14.36ct (ZI0547)
17.66ct (ZI0542)
5.79ct (ZI0266)