# generated using pymatgen data_Mg5Si9 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 5.71584500 _cell_length_b 6.71580760 _cell_length_c 13.75459306 _cell_angle_alpha 82.95182021 _cell_angle_beta 82.65531800 _cell_angle_gamma 74.96592093 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg5Si9 _chemical_formula_sum 'Mg10 Si18' _cell_volume 503.52008557 _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 0.01715100 0.52642700 0.69929900 1.0 Mg Mg1 1 0.03781200 0.13822000 0.39923800 1.0 Mg Mg2 1 0.59854100 0.86391200 0.53649200 1.0 Mg Mg3 1 0.49810600 0.24980600 0.37361600 1.0 Mg Mg4 1 0.63983300 0.33006700 0.59710100 1.0 Mg Mg5 1 0.15813700 0.63759900 0.46616000 1.0 Mg Mg6 1 0.94444600 0.40103300 0.01135600 1.0 Mg Mg7 1 0.15056500 0.73620000 0.87810800 1.0 Mg Mg8 1 0.48339800 0.18704100 0.15840700 1.0 Mg Mg9 1 0.39644900 0.00276100 0.98197800 1.0 Si Si10 1 0.24534800 0.63175900 0.09702900 1.0 Si Si11 1 0.68861200 0.69522900 0.87047400 1.0 Si Si12 1 0.90945000 0.86065200 0.30495900 1.0 Si Si13 1 0.30145300 0.99348900 0.70976600 1.0 Si Si14 1 0.47921200 0.85196500 0.31529700 1.0 Si Si15 1 0.72012300 0.04296500 0.77594300 1.0 Si Si16 1 0.80102600 0.39202500 0.22546600 1.0 Si Si17 1 0.37136300 0.32972200 0.82336200 1.0 Si Si18 1 0.04282700 0.07456500 0.16088300 1.0 Si Si19 1 0.98190800 0.95146100 0.61412400 1.0 Si Si20 1 0.03059100 0.15666400 0.84997500 1.0 Si Si21 1 0.88451100 0.89627200 0.04953500 1.0 Si Si22 1 0.12977200 0.50595800 0.26914000 1.0 Si Si23 1 0.52291400 0.63274800 0.72396000 1.0 Si Si24 1 0.58465000 0.72351700 0.15338400 1.0 Si Si25 1 0.47741300 0.40277100 0.97598000 1.0 Si Si26 1 0.21382600 0.22723000 0.55827400 1.0 Si Si27 1 0.69050000 0.55804500 0.42052700 1.0