data_[Fe4P4Pb16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Fe  1.8300  1.4000  0.8525
  P  2.1900  1.0000  0.5500
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [8.9061]
_cell_length_b [8.9061]
_cell_length_c [8.9061]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [FePPb4]
_chemical_formula_sum '[Fe4 P4 Pb16]'
_cell_volume [706.4128]
_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
[
  Fe  Fe0  4  0.2500  0.2500  0.2500  1
  P  P1  4  0.0000  0.0000  0.0000  1
  Pb  Pb2  16  0.1247  0.1247  0.6247  1
]