data_[Pm26Ho6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ho  1.2300  1.7500  1.0410
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [7.3423]
_cell_length_b [11.6802]
_cell_length_c [12.7103]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Pm13Ho3]
_chemical_formula_sum '[Pm26 Ho6]'
_cell_volume [1090.0198]
_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  8  0.2488  0.2477  0.2084  1
  Pm  Pm1  4  0.0000  0.2487  0.9582  1
  Pm  Pm2  4  0.2497  0.0000  0.5407  1
  Pm  Pm3  4  0.5000  0.2472  0.9588  1
  Pm  Pm4  2  0.0000  0.0000  0.7930  1
  Pm  Pm5  2  0.5000  0.0000  0.2903  1
  Pm  Pm6  2  0.5000  0.0000  0.7923  1
  Ho  Ho7  4  0.2493  0.0000  0.0429  1
  Ho  Ho8  2  0.0000  0.0000  0.2899  1
]