data_[Pm8Nd4Y24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [16.6832]
_cell_length_b [11.7041]
_cell_length_c [6.1176]
_cell_angle_alpha [90.0000]
_cell_angle_beta [96.8913]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Pm2NdY6]
_chemical_formula_sum '[Pm8 Nd4 Y24]'
_cell_volume [1185.9073]
_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  0.1665  0.3985  0.0844  1
  Nd  Nd1  4  0.0000  0.1025  0.2500  1
  Y  Y2  8  0.0485  0.3645  0.5173  1
  Y  Y3  8  0.1190  0.1356  0.8156  1
  Y  Y4  8  0.2159  0.1367  0.3488  1
]