data_[Ba6Mg3Ni3W3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Mg  1.3100  1.5000  0.8600
  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 [R3m]
_cell_length_a [5.9825]
_cell_length_b [5.9825]
_cell_length_c [15.6746]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [Ba2MgNiWO6]
_chemical_formula_sum '[Ba6 Mg3 Ni3 W3 O18]'
_cell_volume [485.8397]
_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
[
  Ba  Ba0  3  0.0000  0.0000  0.2426  1
  Ba  Ba1  3  0.0000  0.0000  0.7811  1
  Mg  Mg2  3  0.0000  0.0000  0.5669  1
  Ni  Ni3  3  0.0000  0.0000  0.4167  1
  W  W4  3  0.0000  0.0000  0.0177  1
  O  O5  9  0.0329  0.5165  0.7589  1
  O  O6  9  0.1775  0.3551  0.6079  1
]