data_[Pm4Sb4I4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Sb  2.0500  1.4500  0.8300
  I  2.6600  1.4000  1.2733
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.6507]
_cell_length_b [6.6434]
_cell_length_c [7.2200]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.0431]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PmSbIO4]
_chemical_formula_sum '[Pm4 Sb4 I4 O16]'
_cell_volume [588.6649]
_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
[
  Pm  Pm0  4  0.2057  0.5000  0.8343  1
  Sb  Sb1  4  0.1292  0.5000  0.2545  1
  I  I2  4  0.0230  0.0000  0.6907  1
  O  O3  8  0.1839  0.2884  0.1200  1
  O  O4  4  0.0235  0.5000  0.7928  1
  O  O5  4  0.1946  0.5000  0.5181  1
]