data_[Pr12Ho4Er8]
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 [13.2683]
_cell_length_b [3.5580]
_cell_length_c [17.7897]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.4806]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr3HoEr2]
_chemical_formula_sum '[Pr12 Ho4 Er8]'
_cell_volume [819.9724]
_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  0.0683  0.0000  0.1691  1
  Pr  Pr1  4  0.1276  0.5000  0.9902  1
  Pr  Pr2  4  0.2352  0.5000  0.3384  1
  Ho  Ho3  4  0.0406  0.5000  0.6809  1
  Er  Er4  4  0.1322  0.5000  0.5007  1
  Er  Er5  4  0.1959  0.0000  0.8336  1
]