data_[Ba4Sn1Bi1I2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Sn  1.9600  1.4500  0.8300
  Bi  2.0200  1.6000  1.0350
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [8.8597]
_cell_length_b [5.0211]
_cell_length_c [9.1162]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.3907]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Ba4SnBiI2]
_chemical_formula_sum '[Ba4 Sn1 Bi1 I2]'
_cell_volume [384.8221]
_cell_formula_units_Z [1]
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
[
  Ba  Ba0  2  0.2423  0.0000  0.7212  1.0
  Ba  Ba1  2  0.2568  0.5000  0.2736  1.0
  Sn  Sn2  1  0.5000  0.0000  0.5000  1.0
  Bi  Bi3  1  0.0000  0.5000  0.5000  1.0
  I  I4  1  0.0000  0.0000  0.0000  1.0
  I  I5  1  0.5000  0.5000  0.0000  1.0
]