data_Sn2W
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.02
_cell_length_b   5.02
_cell_length_c   2.93
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sn2W
_chemical_formula_sum   'Sn2 W1'
_cell_volume   64.0
_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  0.9  0.69  1.0
  Sn  Sn1  1  0.51  0.45  0.25  1.0
  W  W2  1  0.0  0.0  0.0  1.0

data_Sn2W
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.93
_cell_length_b   5.02
_cell_length_c   5.02
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sn2W
_chemical_formula_sum   'Sn2 W1'
_cell_volume   64.0
_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  0.25  0.51  0.45  1.0
  Sn  Sn1  1  0.69  0.0  0.9  1.0
  W  W2  1  0.0  0.0  0.0  1.0

Sn Sn W
Sn Sn W 0 2 o + + 0 1 o + + 0 1 o + o 0 1 - o + 0 1 - o o 1 2 o o o 1 2 o o + 1 2 + + o 1 1 o o + 