data_[Tb4Nd12Sm4]
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
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [22.4589]
_cell_length_b [3.6874]
_cell_length_c [8.6983]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.7484]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbNd3Sm]
_chemical_formula_sum '[Tb4 Nd12 Sm4]'
_cell_volume [693.3068]
_cell_formula_units_Z [4]
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  4  0.2174  0.0000  0.8179  1.0
  Nd  Nd1  4  0.0173  0.0000  0.2202  1.0
  Nd  Nd2  4  0.1177  0.5000  0.0154  1.0
  Nd  Nd3  4  0.1841  0.0000  0.3832  1.0
  Sm  Sm4  4  0.0844  0.5000  0.5881  1.0
]