# generated using pymatgen data_Mg9Si5 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 7.23830600 _cell_length_b 7.24392331 _cell_length_c 12.11377192 _cell_angle_alpha 89.44856911 _cell_angle_beta 89.23522930 _cell_angle_gamma 60.30467656 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg9Si5 _chemical_formula_sum 'Mg18 Si10' _cell_volume 551.70214752 _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 0.34216000 0.15359600 0.67577500 1.0 Mg Mg1 1 0.77503000 0.83637200 0.51693700 1.0 Mg Mg2 1 0.14516200 0.68917900 0.67286800 1.0 Mg Mg3 1 0.03056100 0.09158300 0.51742300 1.0 Mg Mg4 1 0.45420600 0.77000700 0.80434700 1.0 Mg Mg5 1 0.51541600 0.34564400 0.51582400 1.0 Mg Mg6 1 0.82350400 0.78445100 0.17894400 1.0 Mg Mg7 1 0.43036700 0.01649800 0.00804900 1.0 Mg Mg8 1 0.03821200 0.12963400 0.17723400 1.0 Mg Mg9 1 0.71784000 0.51153200 0.00480000 1.0 Mg Mg10 1 0.47913000 0.34836400 0.17701900 1.0 Mg Mg11 1 0.19457400 0.74037300 0.00424300 1.0 Mg Mg12 1 0.71866000 0.50970900 0.35445600 1.0 Mg Mg13 1 0.49854900 0.34481700 0.85453800 1.0 Mg Mg14 1 0.41640000 0.03087700 0.35352500 1.0 Mg Mg15 1 0.01814200 0.12526900 0.85027300 1.0 Mg Mg16 1 0.19539500 0.72895800 0.35426300 1.0 Mg Mg17 1 0.81253000 0.46322900 0.67169500 1.0 Si Si18 1 0.78048100 0.07886500 0.01591000 1.0 Si Si19 1 0.77812800 0.09119700 0.34658400 1.0 Si Si20 1 0.44375400 0.75643100 0.54404800 1.0 Si Si21 1 0.77582400 0.86722700 0.84822500 1.0 Si Si22 1 0.44477900 0.75488500 0.18159900 1.0 Si Si23 1 0.76624200 0.08342000 0.68604600 1.0 Si Si24 1 0.11870600 0.41883500 0.04325800 1.0 Si Si25 1 0.06835600 0.48000300 0.84333800 1.0 Si Si26 1 0.10675300 0.42698300 0.50300100 1.0 Si Si27 1 0.11170000 0.42163400 0.29548200 1.0