data_[Gd4Bi2Pb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Gd  1.2000  1.8000  1.0750
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.9736]
_cell_length_b [8.7587]
_cell_length_c [5.7605]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.1148]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Gd2BiPb4]
_chemical_formula_sum '[Gd4 Bi2 Pb8]'
_cell_volume [452.6733]
_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
[
  Gd  Gd0  4  0.1691  0.5000  0.8177  1
  Bi  Bi1  2  0.0000  0.0000  0.0000  1
  Pb  Pb2  8  0.1318  0.2992  0.3062  1
]