data_[Rb2Na4Cd4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.5672]
_cell_length_b [5.1368]
_cell_length_c [6.0639]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.6029]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb(NaCd)2]
_chemical_formula_sum '[Rb2 Na4 Cd4]'
_cell_volume [407.0351]
_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
[
  Rb  Rb0  2  0.0000  0.0000  0.0000  1.0
  Na  Na1  4  0.1542  0.5000  0.5660  1.0
  Cd  Cd2  4  0.2330  0.5000  0.1077  1.0
]