data_[Tb4Pr4Sm16Er8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pr  1.1300  1.8500  1.0600
  Sm  1.1700  1.8500  1.2290
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.4501]
_cell_length_b [7.1960]
_cell_length_c [12.4959]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.5867]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbPr(Sm2Er)2]
_chemical_formula_sum '[Tb4 Pr4 Sm16 Er8]'
_cell_volume [1054.7422]
_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  0.2500  0.2500  0.5000  1.0
  Pr  Pr1  2  0.0000  0.5000  0.0000  1.0
  Pr  Pr2  2  0.0000  0.5000  0.5000  1.0
  Sm  Sm3  8  0.0002  0.7510  0.7504  1.0
  Sm  Sm4  4  0.2483  0.0000  0.2459  1.0
  Sm  Sm5  4  0.2489  0.0000  0.7480  1.0
  Er  Er6  4  0.2500  0.2500  0.0000  1.0
  Er  Er7  2  0.0000  0.0000  0.0000  1.0
  Er  Er8  2  0.0000  0.0000  0.5000  1.0
]