AM_Warwickite_7 Formula: B Al.01 Cr.23 Fe.54 Ti.1 Mg1.12 O4 Name: Warwickite Unit cell: 9.255 3.0941 9.402 90.0 90.0 90.0 , V=269.23 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 S7