data_[Pr4Nd12Sb8]
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
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.8624]
_cell_length_b [4.4802]
_cell_length_c [10.1055]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.9951]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PrNd3Sb2]
_chemical_formula_sum '[Pr4 Nd12 Sb8]'
_cell_volume [767.5992]
_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  0.1119  0.0000  0.1212  1
  Nd  Nd1  4  0.0542  0.0000  0.6760  1
  Nd  Nd2  4  0.1483  0.5000  0.4717  1
  Nd  Nd3  4  0.1878  0.5000  0.8900  1
  Sb  Sb4  4  0.0089  0.5000  0.8476  1
  Sb  Sb5  4  0.2456  0.0000  0.7192  1
]