AM_Warwickite_1 Formula: B Fe.85 Cr.02 Ti.04 Al.02 Mg1.07 O4 Name: Warwickite Unit cell: 9.246 3.0927 9.384 90.0 90.0 90.0 , V=268.34 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 S1