data_[Zn6Bi8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.7506]
_cell_length_b [3.9625]
_cell_length_c [19.3818]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Zn3Bi4]
_chemical_formula_sum '[Zn6 Bi8]'
_cell_volume [979.2567]
_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
[
  Zn  Zn0  4  0.1935  0.0000  0.4659  1
  Zn  Zn1  2  0.0000  0.0000  0.5000  1
  Bi  Bi2  4  0.0488  0.5000  0.3939  1
  Bi  Bi3  4  0.1947  0.0000  0.6131  1
]