data_[Na2Cd12Sn2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Cd  1.6900  1.5500  1.0900
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [5.0214]
_cell_length_b [7.5725]
_cell_length_c [10.1708]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [NaCd6Sn]
_chemical_formula_sum '[Na2 Cd12 Sn2]'
_cell_volume [386.7416]
_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
[
  Na  Na0  2  0.5000  0.0000  0.3685  1
  Cd  Cd1  4  0.0000  0.2126  0.8481  1
  Cd  Cd2  4  0.5000  0.2019  0.6538  1
  Cd  Cd3  2  0.0000  0.0000  0.5631  1
  Cd  Cd4  2  0.5000  0.0000  0.9358  1
  Sn  Sn5  2  0.0000  0.0000  0.1285  1
]