data_[Pr4Ho14Er4]
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 [C2/m]
_cell_length_a [11.2701]
_cell_length_b [11.4421]
_cell_length_c [6.0404]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.4702]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr2Ho7Er2]
_chemical_formula_sum '[Pr4 Ho14 Er4]'
_cell_volume [714.4888]
_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  4  0.2308  0.0000  0.5924  1
  Ho  Ho1  8  0.1738  0.2354  0.1739  1
  Ho  Ho2  4  0.0875  0.5000  0.8012  1
  Ho  Ho3  2  0.0000  0.0000  0.0000  1
  Er  Er4  4  0.0000  0.2191  0.5000  1
]