# generated using pymatgen data_Mg4Si3 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 8.18628909 _cell_length_b 11.31736058 _cell_length_c 7.07971921 _cell_angle_alpha 116.45208142 _cell_angle_beta 64.70903697 _cell_angle_gamma 104.39182510 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg4Si3 _chemical_formula_sum 'Mg16 Si12' _cell_volume 529.58238054 _cell_formula_units_Z 4 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 'x, y, z' loop_ _atom_site_type_symbol _atom_site_label _atom_site_symmetry_multiplicity _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Mg Mg0 1 0.02539600 0.10916300 0.73925800 1.0 Mg Mg1 1 0.32794800 0.07176800 0.90223900 1.0 Mg Mg2 1 0.21653100 0.64756400 0.77031800 1.0 Mg Mg3 1 0.49577100 0.78387700 0.10574600 1.0 Mg Mg4 1 0.96223800 0.19324800 0.32736800 1.0 Mg Mg5 1 0.63115000 0.07486400 0.06267400 1.0 Mg Mg6 1 0.00880700 0.61332400 0.21716100 1.0 Mg Mg7 1 0.71364600 0.48842100 0.93032600 1.0 Mg Mg8 1 0.08717000 0.37177100 0.72699500 1.0 Mg Mg9 1 0.56225100 0.28119000 0.57023400 1.0 Mg Mg10 1 0.19123800 0.82705700 0.58210000 1.0 Mg Mg11 1 0.71949500 0.61288400 0.63882600 1.0 Mg Mg12 1 0.47927400 0.41071300 0.33793200 1.0 Mg Mg13 1 0.22891100 0.33229600 0.03817900 1.0 Mg Mg14 1 0.69459700 0.97868900 0.47469400 1.0 Mg Mg15 1 0.12866700 0.90794500 0.22829800 1.0 Si Si16 1 0.84391100 0.34156600 0.14342100 1.0 Si Si17 1 0.38401500 0.51513900 0.86737900 1.0 Si Si18 1 0.93463300 0.94751600 0.99689300 1.0 Si Si19 1 0.49260900 0.84663200 0.76527500 1.0 Si Si20 1 0.28604400 0.16737100 0.35370300 1.0 Si Si21 1 0.70854400 0.23157100 0.81211800 1.0 Si Si22 1 0.60977500 0.69090100 0.38101400 1.0 Si Si23 1 0.84965600 0.74515500 0.07108100 1.0 Si Si24 1 0.31527400 0.58408800 0.29443000 1.0 Si Si25 1 0.01259000 0.47224500 0.47680200 1.0 Si Si26 1 0.39011300 0.02712000 0.45563600 1.0 Si Si27 1 0.84290900 0.86179200 0.64672100 1.0