data_[Fe3Ni6W3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Fe  1.8300  1.4000  0.8525
  Ni  1.9100  1.3500  0.7400
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.2054]
_cell_length_b [5.2054]
_cell_length_c [14.1532]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [FeNi2WO6]
_chemical_formula_sum '[Fe3 Ni6 W3 O18]'
_cell_volume [332.1191]
_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
[
  Fe  Fe0  3  0.0000  0.0000  0.1886  1.0
  Ni  Ni1  3  0.0000  0.0000  0.4803  1.0
  Ni  Ni2  3  0.0000  0.0000  0.9822  1.0
  W  W3  3  0.0000  0.0000  0.6800  1.0
  O  O4  9  0.0013  0.3534  0.4128  1.0
  O  O5  9  0.0416  0.6693  0.2533  1.0
]