data_[Pm8Dy8Pb20]
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
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [16.6524]
_cell_length_b [8.2162]
_cell_length_c [8.2281]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Pm2Dy2Pb5]
_chemical_formula_sum '[Pm8 Dy8 Pb20]'
_cell_volume [1125.7516]
_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  8  0.1915  0.0000  0.0000  1
  Dy  Dy1  8  0.0000  0.1623  0.6628  1
  Pb  Pb2  16  0.1347  0.1351  0.3657  1
  Pb  Pb3  4  0.0000  0.0000  0.0000  1
]