data_[Bi2I6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Bi  2.0200  1.6000  1.0350
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [19.3072]
_cell_length_b [9.2582]
_cell_length_c [6.0826]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [BiI3]
_chemical_formula_sum '[Bi2 I6]'
_cell_volume [1087.2647]
_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
[
  Bi  Bi0  2  0.5000  0.4463  0.8100  1
  I  I1  4  0.3885  0.3406  0.4609  1
  I  I2  2  0.5000  0.0381  0.9055  1
]