data_[Pr8Ho10Er8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [I4/m]
_cell_length_a [12.9144]
_cell_length_b [12.9144]
_cell_length_c [5.0483]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [87]
_chemical_formula_structural [Pr4Ho5Er4]
_chemical_formula_sum '[Pr8 Ho10 Er8]'
_cell_volume [841.9557]
_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  0.0788  0.6188  0.0000  1
  Ho  Ho1  8  0.0395  0.8114  0.5000  1
  Ho  Ho2  2  0.0000  0.0000  0.0000  1
  Er  Er3  8  0.1530  0.2288  0.0000  1
]