data_[V4Ir4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  V  1.6300  1.3500  0.7775
  Ir  2.2000  1.3500  0.7650
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4_1md]
_cell_length_a [6.6226]
_cell_length_b [6.6226]
_cell_length_c [5.8558]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [109]
_chemical_formula_structural [VIrO4]
_chemical_formula_sum '[V4 Ir4 O16]'
_cell_volume [256.8251]
_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
[
  V  V0  4  0.0000  0.0000  0.7356  1
  Ir  Ir1  4  0.0000  0.0000  0.2561  1
  O  O2  8  0.0000  0.1902  0.9850  1
  O  O3  8  0.0000  0.2043  0.5191  1
]