# generated using pymatgen data_MgSi2 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 3.82758300 _cell_length_b 6.40832378 _cell_length_c 9.25010256 _cell_angle_alpha 76.70014316 _cell_angle_beta 89.03066858 _cell_angle_gamma 89.53861205 _symmetry_Int_Tables_number 1 _chemical_formula_structural MgSi2 _chemical_formula_sum 'Mg4 Si8' _cell_volume 220.77119796 _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 0.24414300 0.00392000 0.85247300 1.0 Mg Mg1 1 0.75585700 0.99608000 0.14752700 1.0 Mg Mg2 1 0.25596700 0.20811900 0.37371800 1.0 Mg Mg3 1 0.74403300 0.79188100 0.62628200 1.0 Si Si4 1 0.76444500 0.43116900 0.15574800 1.0 Si Si5 1 0.73810300 0.33001300 0.89126000 1.0 Si Si6 1 0.24515100 0.44973300 0.60145300 1.0 Si Si7 1 0.25387700 0.79361200 0.36886900 1.0 Si Si8 1 0.23555500 0.56883100 0.84425200 1.0 Si Si9 1 0.26189700 0.66998700 0.10874000 1.0 Si Si10 1 0.75484900 0.55026700 0.39854700 1.0 Si Si11 1 0.74612300 0.20638800 0.63113100 1.0