# generated using pymatgen data_Ba3SrIr2O9 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 6.05654184 _cell_length_b 6.05654184 _cell_length_c 15.06945785 _cell_angle_alpha 88.43120587 _cell_angle_beta 88.43120587 _cell_angle_gamma 119.42508238 _symmetry_Int_Tables_number 1 _chemical_formula_structural Ba3SrIr2O9 _chemical_formula_sum 'Ba6 Sr2 Ir4 O18' _cell_volume 480.75502477 _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 Ba Ba0 1 0.98849800 0.01150200 0.25000000 1.0 Ba Ba1 1 0.01150200 0.98849800 0.75000000 1.0 Ba Ba2 1 0.32677200 0.65899200 0.09143900 1.0 Ba Ba3 1 0.67322800 0.34100800 0.90856100 1.0 Ba Ba4 1 0.65899200 0.32677200 0.59143900 1.0 Ba Ba5 1 0.34100800 0.67322800 0.40856100 1.0 Sr Sr6 1 0.00000000 0.00000000 0.00000000 1.0 Sr Sr7 1 0.00000000 0.00000000 0.50000000 1.0 Ir Ir8 1 0.68979200 0.36071800 0.33403800 1.0 Ir Ir9 1 0.31020800 0.63928200 0.66596200 1.0 Ir Ir10 1 0.36071800 0.68979200 0.83403800 1.0 Ir Ir11 1 0.63928200 0.31020800 0.16596200 1.0 O O12 1 0.68269000 0.86726900 0.89191200 1.0 O O13 1 0.50940200 0.49059800 0.25000000 1.0 O O14 1 0.12989500 0.77033700 0.59592900 1.0 O O15 1 0.51112300 0.03374500 0.26665300 1.0 O O16 1 0.22966300 0.87010500 0.90407100 1.0 O O17 1 0.96625500 0.48887700 0.23334700 1.0 O O18 1 0.31731000 0.13273100 0.10808800 1.0 O O19 1 0.87010500 0.22966300 0.40407100 1.0 O O20 1 0.48887700 0.96625500 0.73334700 1.0 O O21 1 0.49059800 0.50940200 0.75000000 1.0 O O22 1 0.86726900 0.68269000 0.39191200 1.0 O O23 1 0.76553600 0.58108200 0.07394100 1.0 O O24 1 0.58108200 0.76553600 0.57394100 1.0 O O25 1 0.23446400 0.41891800 0.92605900 1.0 O O26 1 0.03374500 0.51112300 0.76665300 1.0 O O27 1 0.41891800 0.23446400 0.42605900 1.0 O O28 1 0.13273100 0.31731000 0.60808800 1.0 O O29 1 0.77033700 0.12989500 0.09592900 1.0