data_VSn4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.55
_cell_length_b   5.55
_cell_length_c   5.55
_cell_angle_alpha   101.18
_cell_angle_beta   101.18
_cell_angle_gamma   127.74
_symmetry_Int_Tables_number   1
_chemical_formula_structural   VSn4
_chemical_formula_sum   'V1 Sn4'
_cell_volume   121.25
_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
  V  V4  1  0.0  0.0  0.0  1.0
  Sn  Sn0  1  0.67  0.43  0.0  1.0
  Sn  Sn1  1  0.43  0.38  0.0  1.0
  Sn  Sn2  1  0.86  0.09  0.44  1.0
  Sn  Sn3  1  0.09  0.14  0.44  1.0

data_VSn4
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.89
_cell_length_b   5.55
_cell_length_c   5.55
_cell_angle_alpha   78.82
_cell_angle_beta   63.87
_cell_angle_gamma   63.87
_symmetry_Int_Tables_number   1
_chemical_formula_structural   VSn4
_chemical_formula_sum   'V1 Sn4'
_cell_volume   121.25
_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
  V  V0  1  0.0  0.0  0.0  1.0
  Sn  Sn1  1  0.09  0.76  0.56  1.0
  Sn  Sn2  1  0.14  0.95  0.56  1.0
  Sn  Sn3  1  0.38  0.05  -0.0  1.0
  Sn  Sn4  1  0.43  0.24  -0.0  1.0

V Sn Sn Sn Sn