data_[Pm20Cd8Sn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Cd  1.6900  1.5500  1.0900
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [16.3929]
_cell_length_b [8.2389]
_cell_length_c [8.2339]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Pm5(CdSn)2]
_chemical_formula_sum '[Pm20 Cd8 Sn8]'
_cell_volume [1112.0732]
_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
[
  Pm  Pm0  16  0.1441  0.1739  0.3291  1
  Pm  Pm1  4  0.0000  0.0000  0.0000  1
  Cd  Cd2  8  0.0000  0.1234  0.6256  1
  Sn  Sn3  8  0.2034  0.0000  0.0000  1
]