# generated using pymatgen data_Mg3Si4 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 4.50479300 _cell_length_b 7.89925580 _cell_length_c 7.92207556 _cell_angle_alpha 99.40944646 _cell_angle_beta 104.84627548 _cell_angle_gamma 95.03539031 _symmetry_Int_Tables_number 1 _chemical_formula_structural Mg3Si4 _chemical_formula_sum 'Mg6 Si8' _cell_volume 266.32948037 _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 0.68576700 0.80748900 0.39454300 1.0 Mg Mg1 1 0.35944000 0.87688700 0.70223000 1.0 Mg Mg2 1 0.46355600 0.61849800 0.96600200 1.0 Mg Mg3 1 0.07650800 0.29723000 0.03736900 1.0 Mg Mg4 1 0.32619000 0.47142300 0.48810500 1.0 Mg Mg5 1 0.03052100 0.91375500 0.06605100 1.0 Si Si6 1 0.91849600 0.39315800 0.72471100 1.0 Si Si7 1 0.42658200 0.25295100 0.76136600 1.0 Si Si8 1 0.05715200 0.63189800 0.22053500 1.0 Si Si9 1 0.68105600 0.39376700 0.23425000 1.0 Si Si10 1 0.84918100 0.69239500 0.72767900 1.0 Si Si11 1 0.79987300 0.20781400 0.44285400 1.0 Si Si12 1 0.28208900 0.07995200 0.45545100 1.0 Si Si13 1 0.54352200 0.10924400 0.02552200 1.0