# generated using pymatgen data_Mg3Si4 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 5.35297100 _cell_length_b 6.97150184 _cell_length_c 7.78060517 _cell_angle_alpha 67.92700589 _cell_angle_beta 72.68827982 _cell_angle_gamma 79.17628078 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg3Si4 _chemical_formula_sum 'Mg6 Si8' _cell_volume 255.93907882 _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 0.05549700 0.47998000 0.22110200 1.0 Mg Mg1 1 0.54150100 0.74441600 0.11674400 1.0 Mg Mg2 1 0.32306900 0.73455800 0.52380700 1.0 Mg Mg3 1 0.05655400 0.96203000 0.88717600 1.0 Mg Mg4 1 0.91160500 0.41741200 0.63421900 1.0 Mg Mg5 1 0.69726500 0.24405800 0.12954800 1.0 Si Si6 1 0.89162800 0.82921100 0.32885900 1.0 Si Si7 1 0.95335700 0.59705400 0.86898900 1.0 Si Si8 1 0.54049200 0.38561100 0.44774900 1.0 Si Si9 1 0.26595000 0.13689100 0.49054800 1.0 Si Si10 1 0.21144200 0.07730100 0.20471400 1.0 Si Si11 1 0.47748000 0.19333400 0.84166600 1.0 Si Si12 1 0.42288700 0.56488600 0.88054500 1.0 Si Si13 1 0.65783200 0.87998900 0.67772300 1.0