data_[Rb2Pb2Se2Cl12]
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
  Se  2.5500  1.1500  1.0133
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [7.5176]
_cell_length_b [12.3753]
_cell_length_c [7.1879]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.3096]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [RbPbSeCl6]
_chemical_formula_sum '[Rb2 Pb2 Se2 Cl12]'
_cell_volume [667.5933]
_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  0.0000  0.0087  0.5000  1.0
  Pb  Pb1  2  0.0000  0.6877  0.0000  1.0
  Se  Se2  2  0.0000  0.3345  0.0000  1.0
  Cl  Cl3  4  0.1303  0.4685  0.2022  1.0
  Cl  Cl4  4  0.1561  0.1950  0.1901  1.0
  Cl  Cl5  4  0.1744  0.8218  0.2455  1.0
]