data_[Tb12Te6Pb4Se2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Te  2.1000  1.4000  1.2933
  Pb  2.3300  1.8000  1.1225
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.0215]
_cell_length_b [4.3528]
_cell_length_c [8.7936]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.4074]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb6Te3Pb2Se]
_chemical_formula_sum '[Tb12 Te6 Pb4 Se2]'
_cell_volume [708.2435]
_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  4  0.0017  0.0000  0.2327  1.0
  Tb  Tb1  4  0.1598  0.5000  0.0835  1.0
  Tb  Tb2  4  0.1676  0.5000  0.5765  1.0
  Te  Te3  4  0.1676  0.0000  0.8336  1.0
  Te  Te4  2  0.0000  0.5000  0.5000  1.0
  Pb  Pb5  4  0.1660  0.0000  0.3297  1.0
  Se  Se6  2  0.0000  0.5000  0.0000  1.0
]