data_[Na3Ag6Bi3Cl18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ag  1.9300  1.6000  1.0867
  Bi  2.0200  1.6000  1.0350
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [7.0519]
_cell_length_b [7.0519]
_cell_length_c [18.8986]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [NaAg2BiCl6]
_chemical_formula_sum '[Na3 Ag6 Bi3 Cl18]'
_cell_volume [813.9061]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.8147  1.0
  Ag  Ag1  3  0.0000  0.0000  0.0159  1.0
  Ag  Ag2  3  0.0000  0.0000  0.5254  1.0
  Bi  Bi3  3  0.0000  0.0000  0.3220  1.0
  Cl  Cl4  9  0.0067  0.3167  0.9149  1.0
  Cl  Cl5  9  0.0379  0.6761  0.0795  1.0
]