data_Na2TiW
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.72
_cell_length_b   5.72
_cell_length_c   2.54
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2TiW
_chemical_formula_sum   'Na2 Ti1 W1'
_cell_volume   83.12
_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  0.86  0.0  0.27  1.0
  Na  Na1  1  0.0  0.86  0.27  1.0
  Ti  Ti2  1  0.0  0.0  0.0  1.0
  W  W3  1  0.86  0.86  0.0  1.0

data_Na2TiW
_symmetry_space_group_name_H-M   Cm
_cell_length_a   8.09
_cell_length_b   8.09
_cell_length_c   2.54
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Na2TiW
_chemical_formula_sum   'Na4 Ti2 W2'
_cell_volume   166.23
_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  4  0.43  0.43  0.27  1.0
  Ti  Ti1  2  0.0  0.0  0.0  1.0
  W  W2  2  0.36  0.5  0.0  1.0

Na Na Ti W