data_[Pr8Nd20Y2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  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 [I4/m]
_cell_length_a [12.5112]
_cell_length_b [12.5112]
_cell_length_c [7.9045]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [87]
_chemical_formula_structural [Pr4Nd10Y]
_chemical_formula_sum '[Pr8 Nd20 Y2]'
_cell_volume [1237.2886]
_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
[
  Pr  Pr0  8  0.1005  0.2993  0.5000  1
  Nd  Nd1  16  0.0990  0.8006  0.2488  1
  Nd  Nd2  4  0.0000  0.5000  0.2500  1
  Y  Y3  2  0.0000  0.0000  0.0000  1
]