data_[Ho4Ir4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Ir  2.2000  1.3500  0.7650
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [6.5715]
_cell_length_b [6.6052]
_cell_length_c [8.3515]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [HoIrO5]
_chemical_formula_sum '[Ho4 Ir4 O20]'
_cell_volume [362.5023]
_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
[
  Ho  Ho0  4  0.0000  0.2500  0.1651  1
  Ir  Ir1  4  0.2500  0.2500  0.7500  1
  O  O2  8  0.1066  0.2500  0.5476  1
  O  O3  8  0.2500  0.0480  0.2500  1
  O  O4  4  0.0000  0.2500  0.8905  1
]