| Data about Celestine | |
|---|---|
| Chemical formula | SrSO4 |
| Mineral class | sulfates |
| Crystal system | rhombical |
| Hardness | 3 to 3.5 |
| Density | 3.9 g/cm3 to 4 g/cm3 |
| Color | colorless, white, blue, yellow |
| Line color | white |
| Gloss | glass gloss |
| Break | shell, inflexibly |
| Fissileness | perfectly |