data_[Pb5S6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pb  2.3300  1.8000  1.1225
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [P31m]
_cell_length_a [6.9827]
_cell_length_b [6.9827]
_cell_length_c [20.0281]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [157]
_chemical_formula_structural [Pb5S6]
_chemical_formula_sum '[Pb5 S6]'
_cell_volume [845.7141]
_cell_formula_units_Z [1]
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
[
  Pb  Pb0  3  0.0000  0.3323  0.5420  1
  Pb  Pb1  2  0.3333  0.6667  0.3639  1
  S  S2  3  0.0000  0.6487  0.4353  1
  S  S3  2  0.3333  0.6667  0.6126  1
  S  S4  1  0.0000  0.0000  0.6150  1
]