data_[Pr8Nd6Sn8]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.7106]
_cell_length_b [9.7925]
_cell_length_c [19.3214]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Pr4Nd3Sn4]
_chemical_formula_sum '[Pr8 Nd6 Sn8]'
_cell_volume [702.0521]
_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  0.0000  0.1763  0.3343  1
  Nd  Nd1  4  0.0000  0.0000  0.0902  1
  Nd  Nd2  2  0.0000  0.5000  0.0000  1
  Sn  Sn3  4  0.0000  0.2756  0.5000  1
  Sn  Sn4  4  0.0000  0.5000  0.2754  1
]