data_[Pm20Y8Ho4]
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
  Ho  1.2300  1.7500  1.0410
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [6.4361]
_cell_length_b [25.6799]
_cell_length_c [6.6222]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.6238]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Pm5Y2Ho]
_chemical_formula_sum '[Pm20 Y8 Ho4]'
_cell_volume [1090.9463]
_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  8  0.1873  0.1844  0.4946  1
  Pm  Pm1  8  0.2430  0.0987  0.8169  1
  Pm  Pm2  4  0.0000  0.3771  0.7500  1
  Y  Y3  4  0.0000  0.5000  0.0000  1
  Y  Y4  4  0.2500  0.2500  0.0000  1
  Ho  Ho5  4  0.0000  0.0471  0.2500  1
]