data_[Na4V8Ni4O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  V  1.6300  1.3500  0.7775
  Ni  1.9100  1.3500  0.7400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.3808]
_cell_length_b [9.1780]
_cell_length_c [5.7641]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.5464]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NaV2NiO6]
_chemical_formula_sum '[Na4 V8 Ni4 O24]'
_cell_volume [517.5289]
_cell_formula_units_Z [4]
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  4  0.0000  0.2902  0.7500  1.0
  V  V1  8  0.2134  0.4028  0.2666  1.0
  Ni  Ni2  4  0.0000  0.0832  0.2500  1.0
  O  O3  8  0.1069  0.0869  0.6357  1.0
  O  O4  8  0.1418  0.2315  0.2169  1.0
  O  O5  8  0.1459  0.4906  0.9671  1.0
]