# generated using pymatgen data_MgSi2 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 3.49131500 _cell_length_b 5.38000800 _cell_length_c 11.03801600 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 90.00000000 _symmetry_Int_Tables_number 1 _chemical_formula_structural MgSi2 _chemical_formula_sum 'Mg4 Si8' _cell_volume 207.33039497 _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 0.75000000 0.77290400 0.06817700 1.0 Mg Mg1 1 0.25000000 0.22709600 0.93182300 1.0 Mg Mg2 1 0.25000000 0.72709600 0.56817700 1.0 Mg Mg3 1 0.75000000 0.27290400 0.43182300 1.0 Si Si4 1 0.25000000 0.72317000 0.86741900 1.0 Si Si5 1 0.75000000 0.27683000 0.13258100 1.0 Si Si6 1 0.75000000 0.77683000 0.36741900 1.0 Si Si7 1 0.75000000 0.95002600 0.75043000 1.0 Si Si8 1 0.25000000 0.04997400 0.24957000 1.0 Si Si9 1 0.75000000 0.45002600 0.74957000 1.0 Si Si10 1 0.25000000 0.22317000 0.63258100 1.0 Si Si11 1 0.25000000 0.54997400 0.25043000 1.0