AM_Enstatite_40 Formula: (Mg.59 Fe.41) Si O3 Name: Enstatite Unit cell: 18.2351 8.8492 5.1839 90.0 90.0 90.0 , V=836.51 Space group: PBCA (61)

Hugh-Jones D A , Chopelas A , Angel R J , Physics and Chemistry of Minerals , 24 (1997) p.301-310, Tetrahedral compression in (Mg,Fe)SiO3 orthopyroxenes, Sample: P = 1.54 GPa, synthetic En60 orthopyroxene