data_[K24Rb12O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [15.7719]
_cell_length_b [23.5438]
_cell_length_c [7.2508]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [K6Rb3O]
_chemical_formula_sum '[K24 Rb12 O4]'
_cell_volume [2692.4411]
_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
[
  K  K0  8  0.1510  0.4244  0.1389  1.0
  K  K1  8  0.1568  0.2473  0.6699  1.0
  Rb  Rb2  8  0.1570  0.0759  0.1375  1.0
  K  K3  4  0.0000  0.1389  0.6360  1.0
  K  K4  4  0.0000  0.2503  0.2337  1.0
  Rb  Rb5  4  0.0000  0.3628  0.6406  1.0
  O  O6  4  0.0000  0.2471  0.5822  1.0
]