data_[Na4Bi2Cl10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Bi  2.0200  1.6000  1.0350
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [11.9757]
_cell_length_b [7.9840]
_cell_length_c [7.9011]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.6810]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Na2BiCl5]
_chemical_formula_sum '[Na4 Bi2 Cl10]'
_cell_volume [628.6362]
_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
[
  Na  Na0  2  0.0879  0.0000  0.5344  1.0
  Na  Na1  2  0.2441  0.5000  0.4668  1.0
  Bi  Bi2  2  0.0349  0.0000  0.9884  1.0
  Cl  Cl3  4  0.0766  0.2351  0.2729  1.0
  Cl  Cl4  4  0.4832  0.7170  0.6920  1.0
  Cl  Cl5  2  0.2905  0.5000  0.8577  1.0
]