data_[K4Be4Cd2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Be  1.5700  1.0500  0.5900
  Cd  1.6900  1.5500  1.0900
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.8632]
_cell_length_b [3.1238]
_cell_length_c [6.3769]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.0360]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K2Be2CdO4]
_chemical_formula_sum '[K4 Be4 Cd2 O8]'
_cell_volume [237.5151]
_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
[
  K  K0  4  0.1263  0.0000  0.5378  1.0
  Be  Be1  4  0.1802  0.5000  0.9752  1.0
  Cd  Cd2  2  0.0000  0.0000  0.0000  1.0
  O  O3  4  0.0521  0.5000  0.7995  1.0
  O  O4  4  0.2161  0.0000  0.1243  1.0
]