data_[Cs2Tb2Er2Te6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Tb  1.1000  1.7500  0.9815
  Er  1.2400  1.7500  1.0300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.6730]
_cell_length_b [4.9341]
_cell_length_c [11.3155]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.8984]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsTbErTe3]
_chemical_formula_sum '[Cs2 Tb2 Er2 Te6]'
_cell_volume [493.7625]
_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
[
  Cs  Cs0  2  0.0112  0.2500  0.2486  1
  Tb  Tb1  2  0.4509  0.2500  0.1176  1
  Er  Er2  2  0.4974  0.2500  0.6301  1
  Te  Te3  2  0.2366  0.7500  0.1223  1
  Te  Te4  2  0.3211  0.7500  0.5385  1
  Te  Te5  2  0.3308  0.2500  0.8251  1
]