| Name | Celestine |
| Class | Sulfates |
| Category | Mineral |
| Crystal system | Orthorhombic |
| Chemical composition | Strontium sulfate (SrSO₄) |
| Hardness (Mohs scale) | 3 to 3.5 |
| Transparency | Transparent to translucent |
| Geographical origin | Madagascar, United States (Ohio, California), Mexico, United Kingdom, Egypt |






















































































































































































































