data_K(IrO2)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.3
_cell_length_b   7.3
_cell_length_c   9.93
_cell_angle_alpha   131.19
_cell_angle_beta   131.19
_cell_angle_gamma   25.4
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K(IrO2)4
_chemical_formula_sum   'K1 Ir4 O8'
_cell_volume   167.23
_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
  K  K0  1  0.0  0.0  0.0  1.0
  Ir  Ir1  1  0.69  0.0  0.36  1.0
  Ir  Ir2  1  0.85  0.0  0.96  1.0
  Ir  Ir3  1  0.98  0.0  0.49  1.0
  Ir  Ir4  1  0.55  0.0  0.83  1.0
  O  O5  1  0.92  0.0  0.87  1.0
  O  O6  1  0.05  0.0  0.39  1.0
  O  O7  1  0.49  0.0  0.93  1.0
  O  O8  1  0.62  0.0  0.04  1.0
  O  O9  1  0.86  0.0  0.64  1.0
  O  O10  1  0.67  0.0  0.68  1.0
  O  O11  1  0.61  0.0  0.46  1.0
  O  O12  1  0.92  0.0  0.28  1.0

data_K(IrO2)4
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.21
_cell_length_b   7.3
_cell_length_c   7.51
_cell_angle_alpha   84.19
_cell_angle_beta   77.66
_cell_angle_gamma   77.3
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K(IrO2)4
_chemical_formula_sum   'K1 Ir4 O8'
_cell_volume   167.23
_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
  K  K0  1  0.0  0.0  0.0  1.0
  Ir  Ir1  1  0.0  0.32  0.36  1.0
  Ir  Ir2  1  0.0  0.49  0.49  1.0
  Ir  Ir3  1  0.0  0.72  0.83  1.0
  Ir  Ir4  1  0.0  0.89  0.96  1.0
  O  O5  1  0.0  0.06  0.87  1.0
  O  O6  1  0.0  0.16  0.46  1.0
  O  O7  1  0.0  0.23  0.64  1.0
  O  O8  1  0.0  0.56  0.93  1.0
  O  O9  1  0.0  0.57  0.04  1.0
  O  O10  1  0.0  0.64  0.28  1.0
  O  O11  1  0.0  0.65  0.39  1.0
  O  O12  1  0.0  0.99  0.68  1.0

K Ir Ir Ir Ir O O O O O O O O
K Ir Ir Ir Ir O O O O O O O O 0 5 - o - 0 2 - o - 1 11 o o o 1 3 o o o 2 4 o o o 3 6 + o o 4 7 o o o 5 10 o o o 6 12 - o o 7 8 o o + 9 11 o o o 9 10 o o o 