data_Bi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.69
_cell_length_b   4.69
_cell_length_c   3.36
_cell_angle_alpha   106.21
_cell_angle_beta   106.21
_cell_angle_gamma   83.84
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Bi
_chemical_formula_sum   Bi2
_cell_volume   68.05
_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  1  0.54  0.0  0.44  1.0
  Bi  Bi1  1  0.17  0.0  0.67  1.0

data_Bi
_symmetry_space_group_name_H-M   P-1
_cell_length_a   3.36
_cell_length_b   4.69
_cell_length_c   4.69
_cell_angle_alpha   83.84
_cell_angle_beta   73.79
_cell_angle_gamma   73.79
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Bi
_chemical_formula_sum   Bi2
_cell_volume   68.05
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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  0.39  0.32  0.0  1.0

Bi Bi