| Mineral | Zoisite |
|---|---|
| Chemistry | Ca2Al3(SiO4)3(OH) |
| Color | Violetish Blue - Blue |
| Refractive Index | 1.691 - 1.700 |
| Birefringence | 0.008 - 0.013 |
| Specific Gravity | 3.35 |
| Mohs Hardness | 6.0 - 7.0 |
7.39ct (TN0692)
14.25ct - 16x14mm (TN0632)
38.12ct (TN0627)
15.77ct (TN0626)
3.02ct (TN0597)
3.92ct (TN0591)
6.46ct - Pair (TN0526)
8.52ct - Pair (TN0523)
2.76ct - 9mm (TN0522)
4.21ct - 10x8mm (TN0501)
3.14ct - 9x7mm (TN0500)
3.15ct (TN0499)
7.99ct - 10x8mm Pair (TN0493)
5.33ct (TN0296)
3.58ct (TN0275)