AM_Maghemite Formula: Fe2.667 O4 Name: Maghemite Unit cell: 8.33 8.33 8.33 90.0 90.0 90.0 , V=578.01 Space group: FD3M (227)

Pecharroman C , Gonzalez-Carreno T , Iglesias J E , Physics and Chemistry of Minerals , 22 (1995) p.21-29, The infrared dielectric properties of maghemite, gamma-Fe2O3,, from reflectance measurement on pressed powders, Sample: a) idealized