data_Sn3P
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.76
_cell_length_b   3.76
_cell_length_c   8.43
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sn3P
_chemical_formula_sum   'Sn3 P1'
_cell_volume   103.3
_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
  Sn  Sn1  1  0.0  0.0  0.21  1.0
  Sn  Sn2  1  0.88  0.09  0.75  1.0
  Sn  Sn3  1  0.88  0.09  0.68  1.0
  P  P0  1  0.0  0.0  0.0  1.0

data_Sn3P
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.76
_cell_length_b   3.76
_cell_length_c   8.43
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sn3P
_chemical_formula_sum   'Sn3 P1'
_cell_volume   103.3
_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
  Sn  Sn0  1  0.0  0.0  0.21  1.0
  Sn  Sn1  1  0.88  0.09  0.68  1.0
  Sn  Sn2  1  0.88  0.09  0.75  1.0
  P  P3  1  0.0  0.0  0.0  1.0

Sn Sn Sn P
Sn Sn Sn P 0 3 o o o 1 2 o o o 