data_SnPW2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.62
_cell_length_b   8.62
_cell_length_c   8.62
_cell_angle_alpha   20.75
_cell_angle_beta   20.75
_cell_angle_gamma   20.75
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SnPW2
_chemical_formula_sum   'Sn1 P1 W2'
_cell_volume   70.3
_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  0.3  1.0
  P  P0  1  0.0  0.0  0.34  1.0
  W  W2  1  0.0  0.0  0.15  1.0
  W  W3  1  0.0  0.0  0.12  1.0

data_SnPW2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.38
_cell_length_b   3.1
_cell_length_c   8.62
_cell_angle_alpha   90.0
_cell_angle_beta   102.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   SnPW2
_chemical_formula_sum   'Sn2 P2 W4'
_cell_volume   140.6
_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+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  2  0.0  0.0  0.7  1.0
  P  P1  2  0.0  0.0  0.66  1.0
  W  W2  2  -0.0  0.0  0.85  1.0
  W  W3  2  -0.0  0.0  0.88  1.0

Sn P W W