data_[Pm4Pr2Nd4Y2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Nd  1.1400  1.8500  1.2765
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [Pnnm]
_cell_length_a [6.8138]
_cell_length_b [18.0391]
_cell_length_c [3.4518]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [58]
_chemical_formula_structural [Pm2PrNd2Y]
_chemical_formula_sum '[Pm4 Pr2 Nd4 Y2]'
_cell_volume [424.2793]
_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  4  0.2330  0.6501  0.5000  1
  Pr  Pr1  2  0.0000  0.5000  0.0000  1
  Nd  Nd2  4  0.2378  0.8191  0.0000  1
  Y  Y3  2  0.0000  0.0000  0.0000  1
]