# generated using pymatgen data_Rb3CaIr2O9 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 6.10045303 _cell_length_b 6.10045247 _cell_length_c 14.54417979 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 119.99999261 _symmetry_Int_Tables_number 1 _chemical_formula_structural Rb3CaIr2O9 _chemical_formula_sum 'Rb6 Ca2 Ir4 O18' _cell_volume 468.75297175 _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 Rb Rb0 1 0.33333300 0.66666700 0.39864872 1.0 Rb Rb1 1 0.66666700 0.33333300 0.89864872 1.0 Rb Rb2 1 0.66666700 0.33333300 0.60135128 1.0 Rb Rb3 1 0.33333300 0.66666700 0.10135128 1.0 Rb Rb4 1 0.00000000 0.00000000 0.75000000 1.0 Rb Rb5 1 0.00000000 0.00000000 0.25000000 1.0 Ca Ca6 1 0.00000000 0.00000000 0.00000000 1.0 Ca Ca7 1 0.00000000 0.00000000 0.50000000 1.0 Ir Ir8 1 0.66666700 0.33333300 0.34632704 1.0 Ir Ir9 1 0.33333300 0.66666700 0.84632704 1.0 Ir Ir10 1 0.66666700 0.33333300 0.15367296 1.0 Ir Ir11 1 0.33333300 0.66666700 0.65367296 1.0 O O12 1 0.81779486 0.63558972 0.41137900 1.0 O O13 1 0.36441028 0.18220514 0.41137900 1.0 O O14 1 0.81779486 0.18220514 0.41137900 1.0 O O15 1 0.18220514 0.81779486 0.91137900 1.0 O O16 1 0.18220514 0.81779486 0.58862100 1.0 O O17 1 0.18220514 0.36441028 0.91137900 1.0 O O18 1 0.63558972 0.81779486 0.91137900 1.0 O O19 1 0.36441028 0.18220514 0.08862100 1.0 O O20 1 0.81779486 0.63558972 0.08862100 1.0 O O21 1 0.18220514 0.36441028 0.58862100 1.0 O O22 1 0.63558972 0.81779486 0.58862100 1.0 O O23 1 0.81779486 0.18220514 0.08862100 1.0 O O24 1 0.52950763 0.47049237 0.25000000 1.0 O O25 1 0.05901525 0.52950763 0.75000000 1.0 O O26 1 0.47049237 0.94098475 0.75000000 1.0 O O27 1 0.52950763 0.05901525 0.25000000 1.0 O O28 1 0.94098475 0.47049237 0.25000000 1.0 O O29 1 0.47049237 0.52950763 0.75000000 1.0