data_[Tb2Pm8Pr4Ho4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Ho  1.2300  1.7500  1.0410
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.4148]
_cell_length_b [5.1377]
_cell_length_c [8.0862]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.5839]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbPm4(PrHo)2]
_chemical_formula_sum '[Tb2 Pm8 Pr4 Ho4]'
_cell_volume [606.9998]
_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
[
  Tb  Tb0  2  0.0000  0.0000  0.0000  1
  Pm  Pm1  4  0.0556  0.5000  0.3302  1
  Pr  Pr2  4  0.1117  0.0000  0.6690  1
  Pm  Pm3  4  0.2213  0.0000  0.3302  1
  Ho  Ho4  4  0.1667  0.5000  0.0002  1
]