data_[Pm22Dy8Y18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Dy  1.2200  1.7500  1.1310
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [16.9935]
_cell_length_b [25.7075]
_cell_length_c [3.6744]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Pm11Dy4Y9]
_chemical_formula_sum '[Pm22 Dy8 Y18]'
_cell_volume [1605.2052]
_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  0.2257  0.1811  0.0000  1
  Pm  Pm1  4  0.0000  0.1601  0.0000  1
  Pm  Pm2  4  0.0000  0.3683  0.0000  1
  Pm  Pm3  4  0.2071  0.5000  0.0000  1
  Pm  Pm4  2  0.0000  0.0000  0.0000  1
  Y  Y5  8  0.1022  0.2668  0.5000  1
  Y  Y6  8  0.1410  0.0730  0.5000  1
  Dy  Dy7  8  0.1563  0.3986  0.5000  1
  Y  Y8  2  0.0000  0.5000  0.5000  1
]