data_Na2BiW
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.45
_cell_length_b   5.45
_cell_length_c   5.45
_cell_angle_alpha   129.64
_cell_angle_beta   129.64
_cell_angle_gamma   73.99
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2BiW
_chemical_formula_sum   'Na2 Bi1 W1'
_cell_volume   93.53
_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  Na1  1  0.0  0.0  0.0  1.0
  Na  Na2  1  0.32  0.0  0.18  1.0
  Bi  Bi0  1  0.0  0.32  0.18  1.0
  W  W3  1  0.0  0.0  0.35  1.0

data_Na2BiW
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.64
_cell_length_b   4.64
_cell_length_c   5.45
_cell_angle_alpha   115.18
_cell_angle_beta   115.18
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2BiW
_chemical_formula_sum   'Na2 Bi1 W1'
_cell_volume   93.53
_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
  Na  Na1  1  0.18  0.86  0.86  1.0
  Bi  Bi2  1  0.86  0.18  0.86  1.0
  W  W3  1  0.35  0.35  0.35  1.0

Na Na Bi W
Na Na Bi W 0 2 o o o 0 1 o o o 0 3 o o o 