Fe(OH)2_2 Formula: H1.728 Fe O2 Name: Fe(OH)2 Unit cell: 3.26515 3.26515 4.6013 90.0 90.0 120.0 , V=42.48 Space group: P-3M1 (164)
Parise J B , Marshall W G , Smith R I , Lutz H D , Moller H , American Mineralogist , 85 (2000) p.189-193, The nuclear and magnetic structure of white rust -Fe(OH0.86D0.14)2, Sample: T = 300 K