AM_Warwickite_3 Formula: B Al.04 Cr.18 Fe.51 Ti.12 Mg1.15 O4 Name: Warwickite Unit cell: 9.23 3.0906 9.378 90.0 90.0 90.0 , V=267.52 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 S3