data_[La2Tb28Pm2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [11.5858]
_cell_length_b [7.1961]
_cell_length_c [12.4358]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [LaTb14Pm]
_chemical_formula_sum '[La2 Tb28 Pm2]'
_cell_volume [1036.8050]
_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  8  0.2464  0.2497  0.1247  1
  Tb  Tb1  4  0.0000  0.2493  0.2922  1
  Tb  Tb2  4  0.2475  0.0000  0.8752  1
  Tb  Tb3  4  0.2493  0.0000  0.3751  1
  Tb  Tb4  4  0.5000  0.2497  0.9583  1
  Tb  Tb5  2  0.0000  0.0000  0.0418  1
  Tb  Tb6  2  0.0000  0.0000  0.5414  1
  La  La7  2  0.5000  0.0000  0.7079  1
  Pm  Pm8  2  0.5000  0.0000  0.2081  1
]