Sodium sulfate heptahydrate
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Author: Amelie Stahlbuhk
back to Sulfate
| Sodium sulfate heptahydrate | |
| Mineralogical name | |
| Chemical name | sodium sulfate heptahydrate |
| Trivial name | |
| Chemical formula | Na2SO4•7H2O |
| Other forms | Na2SO4•10H2O (Mirabilite) |
| Crystal system | |
| Crystal structure | |
| Deliquescence humidity 20°C | |
| Solubility (g/l) at 20°C | |
| Density (g/cm³) | |
| Molar volume | |
| Molar weight | 268,14 g/mol |
| Transparency | |
| Cleavage | |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | |
| Crystal Optics | |
| Refractive Indices | |
| Birefringence | |
| Optical Orientation | |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
Weblinks[edit]
Literature[edit]
| [Gans:1978] | Gans, W. (1978): Thermodynamic stability of sodium sulfate heptahydrate. In: Zeitschrift für Physikalische Chemie, 111 (1), 39-46, Url |  |
| [Saidov:2012] | Saidov, Tamerlan Adamovich (2012): Sodium sulfate heptahydrate in weathering phenomena of porous materials. dissertation, Technische Universiteit Eindhoven, Url | |
| [Steiger.etal:2008] | Steiger, Michael; Asmussen, Sönke (2008): Crystallization of sodium sulfate phases in porous materials: The phase diagram Na2SO4–H2O and the generation of stress. In: Geochimica et Cosmochimica Acta, 72 (17), 4291-4306, Url | |