data_[Pm4Y2Ir2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Y  1.2200  1.8000  1.0400
  Ir  2.2000  1.3500  0.7650
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [7.2250]
_cell_length_b [7.3152]
_cell_length_c [6.9180]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Pm2YIrO8]
_chemical_formula_sum '[Pm4 Y2 Ir2 O16]'
_cell_volume [365.6378]
_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
[
  Pm  Pm0  4  0.0000  0.5000  0.2500  1
  Y  Y1  2  0.0000  0.0000  0.5000  1
  Ir  Ir2  2  0.0000  0.0000  0.0000  1
  O  O3  8  0.0000  0.1784  0.2093  1
  O  O4  4  0.1966  0.5000  0.5000  1
  O  O5  4  0.2378  0.5000  0.0000  1
]