data_[Rb4Na12Cd2]
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 [Amm2]
_cell_length_a [4.3703]
_cell_length_b [21.1510]
_cell_length_c [9.2047]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Rb2Na6Cd]
_chemical_formula_sum '[Rb4 Na12 Cd2]'
_cell_volume [850.8570]
_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  4  0.0000  0.2005  0.5167  1.0
  Na  Na1  4  0.0000  0.0946  0.8722  1.0
  Na  Na2  4  0.5000  0.1326  0.1684  1.0
  Na  Na3  2  0.0000  0.0000  0.2696  1.0
  Na  Na4  2  0.5000  0.0000  0.6172  1.0
  Cd  Cd5  2  0.5000  0.0000  0.9986  1.0
]