data_[Tb2Cu4Te6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Cu  1.9000  1.3500  0.8200
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.4680]
_cell_length_b [4.1411]
_cell_length_c [11.2531]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.5341]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [TbCu2Te3]
_chemical_formula_sum '[Tb2 Cu4 Te6]'
_cell_volume [339.7160]
_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  0.2411  0.7500  0.6920  1.0
  Cu  Cu1  2  0.0436  0.7500  0.4207  1.0
  Cu  Cu2  2  0.4245  0.2500  0.9131  1.0
  Te  Te3  2  0.0600  0.2500  0.8195  1.0
  Te  Te4  2  0.2603  0.2500  0.4810  1.0
  Te  Te5  2  0.3880  0.2500  0.1394  1.0
]