data_[P18W3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  P  2.1900  1.0000  0.5500
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [5.6997]
_cell_length_b [5.6997]
_cell_length_c [14.2659]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [P6W]
_chemical_formula_sum '[P18 W3]'
_cell_volume [401.3538]
_cell_formula_units_Z [3]
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
[
  P  P0  18  0.0047  0.7015  0.1222  1
  W  W1  3  0.0000  0.0000  0.0000  1
]