data_[Pr4Sm1Y5]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [3.6489]
_cell_length_b [3.6489]
_cell_length_c [25.4670]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [Pr4SmY5]
_chemical_formula_sum '[Pr4 Sm1 Y5]'
_cell_volume [339.0814]
_cell_formula_units_Z [1]
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  2  0.0000  0.0000  0.1990  1.0
  Pr  Pr1  2  0.0000  0.0000  0.3997  1.0
  Sm  Sm2  1  0.0000  0.0000  0.0000  1.0
  Y  Y3  2  0.5000  0.5000  0.0983  1.0
  Y  Y4  2  0.5000  0.5000  0.2992  1.0
  Y  Y5  1  0.5000  0.5000  0.5000  1.0
]