data_[Pr2Ir4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Ir  2.2000  1.3500  0.7650
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.3674]
_cell_length_b [6.1869]
_cell_length_c [5.3309]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.3054]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr(IrO4)2]
_chemical_formula_sum '[Pr2 Ir4 O16]'
_cell_volume [332.7593]
_cell_formula_units_Z [2]
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
[
  Pr  Pr0  2  0.0000  0.0000  0.0000  1
  Ir  Ir1  4  0.2420  0.5000  0.4982  1
  O  O2  8  0.1500  0.2328  0.3026  1
  O  O3  4  0.1209  0.5000  0.6838  1
  O  O4  4  0.1550  0.0000  0.7385  1
]