# generated using pymatgen data_Mg4Si3 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 7.31697003 _cell_length_b 12.73071102 _cell_length_c 7.24986029 _cell_angle_alpha 118.43140696 _cell_angle_beta 65.47652944 _cell_angle_gamma 110.40474006 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg4Si3 _chemical_formula_sum 'Mg16 Si12' _cell_volume 530.58620293 _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 0.03774600 0.12689200 0.71430600 1.0 Mg Mg1 1 0.34645600 0.07037600 0.83415800 1.0 Mg Mg2 1 0.25706500 0.64589500 0.80244400 1.0 Mg Mg3 1 0.47337000 0.75459300 0.15664200 1.0 Mg Mg4 1 0.87388500 0.95741200 0.02449600 1.0 Mg Mg5 1 0.62765700 0.14029800 0.10043300 1.0 Mg Mg6 1 0.00427600 0.63775600 0.24764600 1.0 Mg Mg7 1 0.70101600 0.49283300 0.93303700 1.0 Mg Mg8 1 0.10237100 0.37983700 0.60031500 1.0 Mg Mg9 1 0.46332800 0.27609600 0.61969900 1.0 Mg Mg10 1 0.22546800 0.79751000 0.62985600 1.0 Mg Mg11 1 0.74901300 0.65834400 0.69643100 1.0 Mg Mg12 1 0.54565200 0.44300700 0.35495700 1.0 Mg Mg13 1 0.20365300 0.30645400 0.09815600 1.0 Mg Mg14 1 0.75063000 0.95200600 0.46695400 1.0 Mg Mg15 1 0.21067100 0.91341800 0.17391300 1.0 Si Si16 1 0.93029500 0.39031900 0.03251800 1.0 Si Si17 1 0.32264100 0.49125000 0.91320000 1.0 Si Si18 1 0.82052700 0.18265100 0.39414000 1.0 Si Si19 1 0.56984200 0.85497900 0.78812400 1.0 Si Si20 1 0.16113900 0.14647600 0.29537300 1.0 Si Si21 1 0.71119600 0.24073200 0.80308700 1.0 Si Si22 1 0.60470800 0.68911700 0.40685100 1.0 Si Si23 1 0.88159000 0.74535800 0.06573100 1.0 Si Si24 1 0.25337500 0.54883800 0.37031700 1.0 Si Si25 1 0.85984100 0.40977400 0.42069500 1.0 Si Si26 1 0.49319800 0.01153000 0.38925200 1.0 Si Si27 1 0.96255300 0.87211900 0.58409400 1.0