data_[Tb4Nd2Sm1Er2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Nd  1.1400  1.8500  1.2765
  Sm  1.1700  1.8500  1.2290
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.0335]
_cell_length_b [6.6429]
_cell_length_c [8.6169]
_cell_angle_alpha [79.9967]
_cell_angle_beta [70.5485]
_cell_angle_gamma [65.1033]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Tb4Nd2SmEr2]
_chemical_formula_sum '[Tb4 Nd2 Sm1 Er2]'
_cell_volume [295.1590]
_cell_formula_units_Z [1]
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  0.2623  0.4208  0.1156  1
  Tb  Tb1  2  0.3785  0.8716  0.2414  1
  Nd  Nd2  2  0.2698  0.6734  0.6572  1
  Sm  Sm3  1  0.0000  0.0000  0.0000  1
  Er  Er4  2  0.1797  0.2303  0.5548  1
]