data_[Pr14Nd2Er8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.2522]
_cell_length_b [6.0613]
_cell_length_c [9.5903]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.4962]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr7NdEr4]
_chemical_formula_sum '[Pr14 Nd2 Er8]'
_cell_volume [838.0226]
_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  0.0888  0.0000  0.4569  1
  Pr  Pr1  4  0.2150  0.0000  0.8888  1
  Pr  Pr2  4  0.2189  0.0000  0.2493  1
  Pr  Pr3  2  0.0000  0.5000  0.0000  1
  Nd  Nd4  2  0.0000  0.0000  0.0000  1
  Er  Er5  4  0.0679  0.5000  0.6996  1
  Er  Er6  4  0.1670  0.5000  0.3716  1
]