data_[Rb8Cd4Si4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cd  1.6900  1.5500  1.0900
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [11.0673]
_cell_length_b [8.2984]
_cell_length_c [6.5750]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Rb2CdSi]
_chemical_formula_sum '[Rb8 Cd4 Si4]'
_cell_volume [603.8481]
_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  8  0.1706  0.3605  0.7500  1.0
  Cd  Cd1  4  0.0000  0.0000  0.0000  1.0
  Si  Si2  4  0.0000  0.2392  0.2500  1.0
]