data_[La4Tb6Er4]
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
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.6941]
_cell_length_b [3.5248]
_cell_length_c [8.6054]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.9388]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [La2Tb3Er2]
_chemical_formula_sum '[La4 Tb6 Er4]'
_cell_volume [469.6867]
_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  0.0664  0.5000  0.2175  1
  Tb  Tb1  4  0.2118  0.0000  0.6272  1
  Tb  Tb2  2  0.0000  0.0000  0.5000  1
  Er  Er3  4  0.1530  0.0000  0.9655  1
]