AM_Warwickite_2 Formula: B Al.01 Cr.23 Fe.5 Ti.12 Mg1.14 O4 Name: Warwickite Unit cell: 9.226 3.086 9.369 90.0 90.0 90.0 , V=266.75 Space group: PNMA (62)

Bigi S , Brigatti M F , Capedri S , American Mineralogist , 76 (1991) p.1380-1388, Crystal chemistry of Fe- and Cr-rich warwickite, sample S2