data_[La4Cu4Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Cu  1.9000  1.3500  0.8200
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.7776]
_cell_length_b [7.9214]
_cell_length_c [8.1505]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [LaCuPb]
_chemical_formula_sum '[La4 Cu4 Pb4]'
_cell_volume [308.4576]
_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
[
  La  La0  2  0.0000  0.0000  0.1035  1.0
  La  La1  2  0.0000  0.5000  0.0768  1.0
  Cu  Cu2  4  0.0000  0.1742  0.7633  1.0
  Pb  Pb3  4  0.0000  0.2622  0.4304  1.0
]