data_[Rb4Pb2S6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Pb  2.3300  1.8000  1.1225
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [7.0726]
_cell_length_b [7.9637]
_cell_length_c [8.8026]
_cell_angle_alpha [74.9872]
_cell_angle_beta [71.2274]
_cell_angle_gamma [66.5018]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Rb2PbS3]
_chemical_formula_sum '[Rb4 Pb2 S6]'
_cell_volume [425.5885]
_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
[
  Rb  Rb0  2  0.0873  0.2071  0.1292  1.0
  Rb  Rb1  2  0.3449  0.5409  0.3096  1.0
  Pb  Pb2  2  0.3573  0.0656  0.6949  1.0
  S  S3  2  0.1635  0.3937  0.7218  1.0
  S  S4  2  0.2622  0.9604  0.4789  1.0
  S  S5  2  0.3703  0.8190  0.9302  1.0
]