# generated using pymatgen data_Mg9Si5 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 7.25522700 _cell_length_b 7.26656133 _cell_length_c 12.39712666 _cell_angle_alpha 101.98644741 _cell_angle_beta 84.78414951 _cell_angle_gamma 118.86471790 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg9Si5 _chemical_formula_sum 'Mg18 Si10' _cell_volume 559.87029027 _cell_formula_units_Z 2 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 0.21514200 0.01416500 0.29559700 1.0 Mg Mg1 1 0.89027400 0.77167600 0.46513900 1.0 Mg Mg2 1 0.65924200 0.82031400 0.29286500 1.0 Mg Mg3 1 0.31705300 0.05743200 0.53381700 1.0 Mg Mg4 1 0.21049300 0.62911800 0.36567200 1.0 Mg Mg5 1 0.81462000 0.28206400 0.45288600 1.0 Mg Mg6 1 0.68438500 0.96965100 0.81944100 1.0 Mg Mg7 1 0.29699100 0.88870600 0.98834500 1.0 Mg Mg8 1 0.33557000 0.18559000 0.81818800 1.0 Mg Mg9 1 0.59096900 0.66025700 0.99257800 1.0 Mg Mg10 1 0.90862900 0.56069600 0.82326700 1.0 Mg Mg11 1 0.05898200 0.36347700 0.98592000 1.0 Mg Mg12 1 0.24839900 0.69524900 0.63879200 1.0 Mg Mg13 1 0.65334000 0.13407000 0.17192800 1.0 Mg Mg14 1 0.57326500 0.53671200 0.63300600 1.0 Mg Mg15 1 0.36920100 0.35091800 0.15504300 1.0 Mg Mg16 1 0.03679300 0.23109800 0.66200700 1.0 Mg Mg17 1 0.89728400 0.61292200 0.16198300 1.0 Si Si18 1 0.97810400 0.95347500 0.94838900 1.0 Si Si19 1 0.98196600 0.85199400 0.68469700 1.0 Si Si20 1 0.23526900 0.34004200 0.46547300 1.0 Si Si21 1 0.96529400 0.02513100 0.15134200 1.0 Si Si22 1 0.31553400 0.57162100 0.81862600 1.0 Si Si23 1 0.56970200 0.41024900 0.35447400 1.0 Si Si24 1 0.64439800 0.30203200 0.98938900 1.0 Si Si25 1 0.31787200 0.70246300 0.15522600 1.0 Si Si26 1 0.58103300 0.88360700 0.51192800 1.0 Si Si27 1 0.65033400 0.19582900 0.66428300 1.0