# generated using pymatgen data_Mg4Si3 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 7.83859545 _cell_length_b 12.91848749 _cell_length_c 6.49039454 _cell_angle_alpha 114.96931083 _cell_angle_beta 65.97886804 _cell_angle_gamma 104.72283983 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg4Si3 _chemical_formula_sum 'Mg16 Si12' _cell_volume 541.51169003 _cell_formula_units_Z 4 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 0.00048900 0.07839700 0.70144200 1.0 Mg Mg1 1 0.32812100 0.09169500 0.95014800 1.0 Mg Mg2 1 0.23492700 0.65410400 0.76850400 1.0 Mg Mg3 1 0.53117900 0.75040800 0.05216200 1.0 Mg Mg4 1 0.98054100 0.19889400 0.35234700 1.0 Mg Mg5 1 0.65034400 0.10969400 0.14368700 1.0 Mg Mg6 1 0.09298700 0.62423900 0.25280400 1.0 Mg Mg7 1 0.78111300 0.57874500 0.98470100 1.0 Mg Mg8 1 0.06309900 0.39211100 0.76655700 1.0 Mg Mg9 1 0.62407500 0.33218700 0.62452500 1.0 Mg Mg10 1 0.24121800 0.85284700 0.60227300 1.0 Mg Mg11 1 0.69095900 0.56527100 0.50470600 1.0 Mg Mg12 1 0.48231000 0.33838000 0.23876800 1.0 Mg Mg13 1 0.22462900 0.31419800 0.98639200 1.0 Mg Mg14 1 0.65014500 0.98005900 0.48285400 1.0 Mg Mg15 1 0.01148500 0.84115900 0.22435600 1.0 Si Si16 1 0.85234900 0.33944800 0.17498300 1.0 Si Si17 1 0.39587100 0.51243100 0.86263900 1.0 Si Si18 1 0.92672100 0.97212400 0.02655500 1.0 Si Si19 1 0.42262500 0.88635600 0.91142500 1.0 Si Si20 1 0.30692100 0.19653900 0.48855300 1.0 Si Si21 1 0.70661300 0.19794900 0.79487400 1.0 Si Si22 1 0.55284500 0.71766700 0.42109300 1.0 Si Si23 1 0.91200200 0.74906700 0.78130800 1.0 Si Si24 1 0.37491200 0.52756900 0.26305600 1.0 Si Si25 1 0.01117300 0.47615800 0.49444300 1.0 Si Si26 1 0.33319600 0.99002000 0.35210700 1.0 Si Si27 1 0.76031400 0.86815700 0.70956000 1.0