# generated using pymatgen data_Na4SrSi12Ir19 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 12.66509002 _cell_length_b 12.71278443 _cell_length_c 3.99388536 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 119.87597509 _symmetry_Int_Tables_number 1 _chemical_formula_structural Na4SrSi12Ir19 _chemical_formula_sum 'Na4 Sr1 Si12 Ir19' _cell_volume 557.59208100 _cell_formula_units_Z 1 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 Na Na0 1 0.00012807 0.81535569 0.50000000 1.0 Na Na1 1 0.18477238 0.18464431 0.50000000 1.0 Na Na2 1 0.33290709 0.66774614 0.00000000 1.0 Na Na3 1 0.66516195 0.33225386 0.00000000 1.0 Sr Sr4 1 0.82227903 0.00000000 0.50000000 1.0 Si Si5 1 0.00711668 0.18853827 0.00000000 1.0 Si Si6 1 0.81857941 0.81146173 0.00000000 1.0 Si Si7 1 0.18365801 0.00000000 0.00000000 1.0 Si Si8 1 0.51847788 0.68800159 0.50000000 1.0 Si Si9 1 0.31002081 0.83147035 0.50000000 1.0 Si Si10 1 0.17065951 0.48338045 0.50000000 1.0 Si Si11 1 0.47855146 0.16852965 0.50000000 1.0 Si Si12 1 0.68727907 0.51661955 0.50000000 1.0 Si Si13 1 0.83047629 0.31199841 0.50000000 1.0 Si Si14 1 0.99979792 0.62893101 0.00000000 1.0 Si Si15 1 0.37086691 0.37106899 0.00000000 1.0 Si Si16 1 0.62669651 1.00000000 0.00000000 1.0 Ir Ir17 1 0.00171886 0.28678440 0.50000000 1.0 Ir Ir18 1 0.71493446 0.71321560 0.50000000 1.0 Ir Ir19 1 0.28138701 0.00000000 0.50000000 1.0 Ir Ir20 1 0.62006482 0.80404107 0.00000000 1.0 Ir Ir21 1 0.19288405 0.81520728 0.00000000 1.0 Ir Ir22 1 0.18693726 0.38236405 0.00000000 1.0 Ir Ir23 1 0.37767676 0.18479272 0.00000000 1.0 Ir Ir24 1 0.80457121 0.61763595 0.00000000 1.0 Ir Ir25 1 0.81602275 0.19595893 0.00000000 1.0 Ir Ir26 1 0.51217010 0.87443859 0.50000000 1.0 Ir Ir27 1 0.12449492 0.63926553 0.50000000 1.0 Ir Ir28 1 0.36197580 0.48727366 0.50000000 1.0 Ir Ir29 1 0.48522939 0.36073447 0.50000000 1.0 Ir Ir30 1 0.87470215 0.51272634 0.50000000 1.0 Ir Ir31 1 0.63773151 0.12556141 0.50000000 1.0 Ir Ir32 1 0.00140724 1.00000000 0.00000000 1.0 Ir Ir33 1 0.00059240 0.44617335 0.00000000 1.0 Ir Ir34 1 0.55441805 0.55382665 0.00000000 1.0 Ir Ir35 1 0.44365028 0.00000000 0.00000000 1.0