| Name | Hawk's Eye |
| Class | Silicates |
| Category | Microcrystalline quartz (chalcedony family) |
| Crystal system | Trigonal |
| Chemical composition | Silicon dioxide (SiO₂) with crocidolite inclusions |
| Hardness (Mohs scale) | 6.5 to 7 |
| Transparency | Opaque |
| Geographical origin | South Africa, India, Australia, Brazil, Myanmar |






















































































































































































































