data_[Tb4Ce8Er4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ce  1.1200  1.8500  1.0800
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [6.4757]
_cell_length_b [11.4035]
_cell_length_c [6.3718]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.3112]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [TbCe2Er]
_chemical_formula_sum '[Tb4 Ce8 Er4]'
_cell_volume [470.1446]
_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
  Ce  Ce1  8  0.2177  0.2670  0.2862  1
  Er  Er2  4  0.0000  0.4623  0.7500  1
]