data_[Pm12Nd8Ho20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Ho  1.2300  1.7500  1.0410
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.7009]
_cell_length_b [16.2082]
_cell_length_c [9.3715]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.7517]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Pm3Nd2Ho5]
_chemical_formula_sum '[Pm12 Nd8 Ho20]'
_cell_volume [1335.4945]
_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  0.1546  0.1222  0.5474  1
  Pm  Pm1  4  0.0000  0.2276  0.7500  1
  Nd  Nd2  8  0.1431  0.3763  0.0473  1
  Ho  Ho3  8  0.2385  0.1170  0.2303  1
  Ho  Ho4  4  0.0000  0.0271  0.7500  1
  Ho  Ho5  4  0.0000  0.2700  0.2500  1
  Ho  Ho6  4  0.0000  0.4759  0.2500  1
]