# generated using pymatgen data_Mg9Si5 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 7.08600000 _cell_length_b 7.21525792 _cell_length_c 12.83866580 _cell_angle_alpha 77.11431790 _cell_angle_beta 81.07368196 _cell_angle_gamma 61.19659283 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg9Si5 _chemical_formula_sum 'Mg18 Si10' _cell_volume 559.83391638 _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 0.21665800 0.82579900 0.34185000 1.0 Mg Mg1 1 0.85346800 0.18402400 0.52351900 1.0 Mg Mg2 1 0.99239600 0.53699900 0.35026700 1.0 Mg Mg3 1 0.37126500 0.42346900 0.52314500 1.0 Mg Mg4 1 0.70549300 0.07268500 0.34539900 1.0 Mg Mg5 1 0.58539100 0.71646300 0.49050600 1.0 Mg Mg6 1 0.44480200 0.19557200 0.81601300 1.0 Mg Mg7 1 0.27003300 0.93821100 0.02036000 1.0 Mg Mg8 1 0.97625300 0.43300900 0.88148900 1.0 Mg Mg9 1 0.00010100 0.67105800 0.02810500 1.0 Mg Mg10 1 0.42709700 0.59711200 0.87872100 1.0 Mg Mg11 1 0.75829600 0.15848900 0.99559000 1.0 Mg Mg12 1 0.00040700 0.38164500 0.65266700 1.0 Mg Mg13 1 0.59320100 0.86463900 0.18238300 1.0 Mg Mg14 1 0.17204600 0.78612000 0.66426600 1.0 Mg Mg15 1 0.97041300 0.27721200 0.17692900 1.0 Mg Mg16 1 0.60651700 0.85823300 0.67802200 1.0 Mg Mg17 1 0.39502500 0.46973000 0.17967500 1.0 Si Si18 1 0.09614000 0.03267500 0.82938600 1.0 Si Si19 1 0.27256100 0.10994500 0.51730800 1.0 Si Si20 1 0.94478400 0.76817300 0.50991400 1.0 Si Si21 1 0.98255500 0.87801800 0.17831500 1.0 Si Si22 1 0.85235200 0.86819100 0.83184600 1.0 Si Si23 1 0.30595900 0.15177100 0.32066000 1.0 Si Si24 1 0.33092400 0.27626400 0.02154500 1.0 Si Si25 1 0.66292400 0.58150500 0.03494200 1.0 Si Si26 1 0.63461600 0.47968800 0.34458400 1.0 Si Si27 1 0.57793100 0.46353200 0.68291400 1.0