data_SiBi2P
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.55
_cell_length_b   3.47
_cell_length_c   7.39
_cell_angle_alpha   90.0
_cell_angle_beta   107.38
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SiBi2P
_chemical_formula_sum   'Si1 Bi2 P1'
_cell_volume   111.32
_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
  Si  Si3  1  0.65  0.0  0.36  1.0
  Bi  Bi0  1  0.21  0.74  0.31  1.0
  Bi  Bi1  1  0.39  0.0  0.98  1.0
  P  P2  1  0.53  0.74  0.92  1.0

data_SiBi2P
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.47
_cell_length_b   4.55
_cell_length_c   7.39
_cell_angle_alpha   107.38
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SiBi2P
_chemical_formula_sum   'Si1 Bi2 P1'
_cell_volume   111.32
_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
  Si  Si0  1  0.0  0.35  0.64  1.0
  Bi  Bi1  1  0.0  0.61  0.02  1.0
  Bi  Bi2  1  0.26  0.79  0.69  1.0
  P  P3  1  0.26  0.47  0.08  1.0

Si Bi Bi P