data_[Pr4Sm24Er16]
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
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.8247]
_cell_length_b [9.6667]
_cell_length_c [25.8164]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Pr(Sm3Er2)2]
_chemical_formula_sum '[Pr4 Sm24 Er16]'
_cell_volume [1453.6120]
_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
[
  Pr  Pr0  4  0.0000  0.2091  0.7500  1
  Sm  Sm1  8  0.0000  0.1245  0.1805  1
  Sm  Sm2  8  0.0000  0.1995  0.5993  1
  Sm  Sm3  4  0.0000  0.4530  0.2500  1
  Sm  Sm4  4  0.0000  0.5000  0.0000  1
  Er  Er5  8  0.0000  0.1511  0.0432  1
  Er  Er6  8  0.0000  0.4579  0.1230  1
]