# generated using pymatgen data_Mg9Si5 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 6.88516300 _cell_length_b 7.35885731 _cell_length_c 13.01450183 _cell_angle_alpha 94.64589559 _cell_angle_beta 89.23959858 _cell_angle_gamma 116.67296501 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg9Si5 _chemical_formula_sum 'Mg18 Si10' _cell_volume 587.09978750 _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 0.36941800 0.06498000 0.68148100 1.0 Mg Mg1 1 0.72754900 0.05875300 0.46735400 1.0 Mg Mg2 1 0.12924100 0.64104400 0.53944300 1.0 Mg Mg3 1 0.83251100 0.66571500 0.36192900 1.0 Mg Mg4 1 0.70989600 0.71163700 0.59995200 1.0 Mg Mg5 1 0.46997500 0.31625500 0.47368300 1.0 Mg Mg6 1 0.79386200 0.12463400 0.11872400 1.0 Mg Mg7 1 0.35606600 0.98655000 0.94027800 1.0 Mg Mg8 1 0.83199800 0.57530600 0.03611900 1.0 Mg Mg9 1 0.81884900 0.21674300 0.89167600 1.0 Mg Mg10 1 0.40394100 0.23050000 0.15727100 1.0 Mg Mg11 1 0.28173100 0.48796500 0.01406500 1.0 Mg Mg12 1 0.31289100 0.92236800 0.33300900 1.0 Mg Mg13 1 0.95807300 0.14604300 0.67603900 1.0 Mg Mg14 1 0.10303200 0.28505400 0.32542600 1.0 Mg Mg15 1 0.11714900 0.59299100 0.78109100 1.0 Mg Mg16 1 0.53081300 0.69176200 0.20959500 1.0 Mg Mg17 1 0.61434100 0.49625100 0.80609500 1.0 Si Si18 1 0.98954700 0.90679600 0.20112600 1.0 Si Si19 1 0.08663800 0.99144100 0.50716500 1.0 Si Si20 1 0.96933200 0.87739800 0.83978400 1.0 Si Si21 1 0.66332500 0.82006400 0.95241100 1.0 Si Si22 1 0.70634100 0.26755900 0.30732900 1.0 Si Si23 1 0.55580100 0.84864700 0.77037600 1.0 Si Si24 1 0.25222700 0.81201300 0.11792300 1.0 Si Si25 1 0.21058100 0.23666900 0.84387600 1.0 Si Si26 1 0.76750600 0.37653000 0.62950100 1.0 Si Si27 1 0.43741400 0.64829900 0.41702000 1.0