data_ZnBi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.7
_cell_length_b   3.7
_cell_length_c   7.63
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   91.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnBi
_chemical_formula_sum   'Zn2 Bi2'
_cell_volume   104.23
_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  Zn2  1  0.59  0.32  0.5  1.0
  Zn  Zn3  1  0.59  0.68  0.13  1.0
  Bi  Bi0  1  0.59  0.32  0.66  1.0
  Bi  Bi1  1  0.59  0.68  0.97  1.0

data_ZnBi
_symmetry_space_group_name_H-M   P2/m
_cell_length_a   3.7
_cell_length_b   3.7
_cell_length_c   7.63
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   10
_chemical_formula_structural   ZnBi
_chemical_formula_sum   'Zn2 Bi2'
_cell_volume   104.25
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-x, -y, -z'
  3  '-x, y, -z'
  4  '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  2  0.32  0.0  0.19  1.0
  Bi  Bi1  2  0.32  0.0  0.34  1.0

Zn Zn Bi Bi