data_[La10Tb4Pm8]
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 [C2/m]
_cell_length_a [18.1256]
_cell_length_b [3.6049]
_cell_length_c [11.8706]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.9709]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [La5(TbPm2)2]
_chemical_formula_sum '[La10 Tb4 Pm8]'
_cell_volume [773.7681]
_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
[
  La  La0  4  0.0952  0.0000  0.5374  1
  La  La1  4  0.1779  0.0000  0.0761  1
  Tb  Tb2  4  0.2162  0.5000  0.3583  1
  La  La3  2  0.0000  0.5000  0.0000  1
  Pm  Pm4  4  0.0378  0.0000  0.2634  1
  Pm  Pm5  4  0.1414  0.5000  0.7986  1
]