data_[Tb6Ce2Tm4Se12]
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
  Tm  1.2500  1.7500  1.0950
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.7649]
_cell_length_b [4.0351]
_cell_length_c [8.1726]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.2564]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb3Ce(TmSe3)2]
_chemical_formula_sum '[Tb6 Ce2 Tm4 Se12]'
_cell_volume [570.2314]
_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  0.1624  0.0000  0.8344  1.0
  Tb  Tb1  2  0.0000  0.5000  0.5000  1.0
  Ce  Ce2  2  0.0000  0.5000  0.0000  1.0
  Tm  Tm3  4  0.1641  0.0000  0.3280  1.0
  Se  Se4  4  0.0028  0.0000  0.2582  1.0
  Se  Se5  4  0.1697  0.5000  0.5790  1.0
  Se  Se6  4  0.1712  0.5000  0.0908  1.0
]