data_[Pm18Y8Cd22]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Y  1.2200  1.8000  1.0400
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [16.1822]
_cell_length_b [23.2070]
_cell_length_c [3.5813]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Pm9Y4Cd11]
_chemical_formula_sum '[Pm18 Y8 Cd22]'
_cell_volume [1344.9172]
_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
[
  Pm  Pm0  8  0.1129  0.2639  0.5000  1
  Pm  Pm1  8  0.1180  0.0887  0.5000  1
  Pm  Pm2  2  0.0000  0.5000  0.5000  1
  Y  Y3  8  0.1596  0.4119  0.5000  1
  Cd  Cd4  8  0.2341  0.1801  0.0000  1
  Cd  Cd5  4  0.0000  0.1731  0.0000  1
  Cd  Cd6  4  0.0000  0.3686  0.0000  1
  Cd  Cd7  4  0.2350  0.0000  0.0000  1
  Cd  Cd8  2  0.0000  0.0000  0.0000  1
]