data_[Pr12Nd12Zn8]
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
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.2054]
_cell_length_b [11.8280]
_cell_length_c [15.9274]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Pr3Nd3Zn2]
_chemical_formula_sum '[Pr12 Nd12 Zn8]'
_cell_volume [980.6281]
_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  8  0.0000  0.0271  0.6088  1.0
  Pr  Pr1  4  0.0000  0.2768  0.7500  1.0
  Nd  Nd2  8  0.0000  0.3501  0.5228  1.0
  Nd  Nd3  4  0.0000  0.4470  0.2500  1.0
  Zn  Zn4  8  0.0000  0.2321  0.1442  1.0
]