# generated using pymatgen data_Mg9Si5 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 7.13163400 _cell_length_b 7.15455275 _cell_length_c 12.48224806 _cell_angle_alpha 96.01921726 _cell_angle_beta 90.63454125 _cell_angle_gamma 118.93261311 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg9Si5 _chemical_formula_sum 'Mg18 Si10' _cell_volume 552.92678928 _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 0.56714400 0.44706500 0.35349600 1.0 Mg Mg1 1 0.89266900 0.22912700 0.35633800 1.0 Mg Mg2 1 0.09876500 0.76417200 0.35742400 1.0 Mg Mg3 1 0.52753600 0.09861500 0.50342400 1.0 Mg Mg4 1 0.78663700 0.81069300 0.18110100 1.0 Mg Mg5 1 0.79097300 0.85977900 0.52678900 1.0 Mg Mg6 1 0.80147800 0.77790000 0.85069200 1.0 Mg Mg7 1 0.55623700 0.40505000 0.02052000 1.0 Mg Mg8 1 0.16188900 0.30040100 0.87353300 1.0 Mg Mg9 1 0.15391500 0.88734700 0.66323900 1.0 Mg Mg10 1 0.36796400 0.99050200 0.88430200 1.0 Mg Mg11 1 0.80377500 0.14180500 0.02099600 1.0 Mg Mg12 1 0.98456300 0.31230000 0.65683800 1.0 Mg Mg13 1 0.05333800 0.64751700 0.01142300 1.0 Mg Mg14 1 0.52224200 0.39073700 0.68059900 1.0 Mg Mg15 1 0.24132100 0.48135600 0.17855700 1.0 Mg Mg16 1 0.30059400 0.59674600 0.52292900 1.0 Mg Mg17 1 0.45899300 0.01932300 0.18036700 1.0 Si Si18 1 0.14231900 0.07063200 0.04760500 1.0 Si Si19 1 0.59883900 0.99060900 0.69856300 1.0 Si Si20 1 0.19623600 0.17492400 0.49829700 1.0 Si Si21 1 0.17858100 0.12698900 0.26943600 1.0 Si Si22 1 0.76859200 0.33367100 0.84402000 1.0 Si Si23 1 0.51706300 0.80611100 0.34906700 1.0 Si Si24 1 0.47088900 0.72909300 0.00585900 1.0 Si Si25 1 0.83094500 0.44042300 0.18576900 1.0 Si Si26 1 0.86391600 0.51867900 0.52118200 1.0 Si Si27 1 0.36244500 0.64859400 0.75788700 1.0