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Molar volume of different rust phases. Data from Crystallographic and Crystallochemical Database for Minerals and their Structural Analogues, WWW-MINCRYST. Institute of Experimental Mineralogy, Russian Academy of Sciences [194].
| Phase | Molar Volume (cm3/mol) |
|---|---|
| Goethite (α-FeOOH) | 20.84 |
| Lepidocrocite (γ-FeOOH) | 22.40 |
| Maghemite (γ-Fe2O3) | 43.71 |
| Magnetite (Fe3O4) | 44.56 |
| Akaganeite (β-FeOOH) | 101.62 |
