data_[K4Rb4Be8I24]
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
  Be  1.5700  1.0500  0.5900
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.7939]
_cell_length_b [14.1859]
_cell_length_c [14.4255]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.7550]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [KRb(BeI3)2]
_chemical_formula_sum '[K4 Rb4 Be8 I24]'
_cell_volume [2103.6418]
_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
[
  Rb  Rb0  4  0.0000  0.1945  0.7500  1.0
  K  K1  4  0.0000  0.3875  0.2500  1.0
  Be  Be2  8  0.2306  0.0912  0.1971  1.0
  I  I3  8  0.1276  0.4099  0.6465  1.0
  I  I4  8  0.1511  0.2312  0.1190  1.0
  I  I5  8  0.1754  0.0485  0.6116  1.0
]