data_[Tb2Y6Er4Sb12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.5940]
_cell_length_b [13.1527]
_cell_length_c [7.5894]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4278]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbY3(ErSb3)2]
_chemical_formula_sum '[Tb2 Y6 Er4 Sb12]'
_cell_volume [714.8858]
_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
[
  Tb  Tb0  2  0.0000  0.0000  0.0000  1.0
  Y  Y1  4  0.0000  0.1659  0.5000  1.0
  Y  Y2  2  0.0000  0.5000  0.5000  1.0
  Er  Er3  4  0.0000  0.3332  0.0000  1.0
  Sb  Sb4  8  0.2495  0.3324  0.7515  1.0
  Sb  Sb5  4  0.2473  0.5000  0.2479  1.0
]