data_NaSnW2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.93
_cell_length_b   3.93
_cell_length_c   4.7
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaSnW2
_chemical_formula_sum   'Na1 Sn1 W2'
_cell_volume   72.34
_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
  Na  Na0  1  0.0  0.0  0.0  1.0
  Sn  Sn1  1  0.96  0.96  0.0  1.0
  W  W2  1  0.96  0.0  0.35  1.0
  W  W3  1  0.0  0.96  0.35  1.0

data_NaSnW2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.55
_cell_length_b   5.55
_cell_length_c   4.7
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   NaSnW2
_chemical_formula_sum   'Na2 Sn2 W4'
_cell_volume   144.69
_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
  Na  Na0  2  0.0  0.0  0.0  1.0
  Sn  Sn1  2  0.46  0.5  -0.0  1.0
  W  W2  4  0.48  0.48  0.35  1.0

Na Sn W W
Na Sn W W 0 1 - - o 2 3 + - o 
NaSn(W)2 crystallizes in the monoclinic Cm space group. The structure is zero-dimensional and consists of two q17429747 molecules and two tungsten molecules.