data_[Tb4Nd4Sm12Y4]
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
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.8515]
_cell_length_b [11.6607]
_cell_length_c [11.8163]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [TbNdSm3Y]
_chemical_formula_sum '[Tb4 Nd4 Sm12 Y4]'
_cell_volume [806.2556]
_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  0.0000  0.0000  0.0000  1
  Nd  Nd1  4  0.0000  0.4730  0.2500  1
  Sm  Sm2  8  0.0000  0.3266  0.5320  1
  Sm  Sm3  4  0.0000  0.1331  0.7500  1
  Y  Y4  4  0.0000  0.1717  0.2500  1
]