data_[Tb6Tm18Te36]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Tm  1.2500  1.7500  1.0950
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [12.7386]
_cell_length_b [12.7386]
_cell_length_c [15.3828]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Tb(TmTe2)3]
_chemical_formula_sum '[Tb6 Tm18 Te36]'
_cell_volume [2161.7646]
_cell_formula_units_Z [6]
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  3  0.0000  0.0000  0.0000  1.0
  Tb  Tb1  3  0.0000  0.0000  0.5000  1.0
  Tm  Tm2  18  0.0569  0.7821  0.7000  1.0
  Te  Te3  18  0.0158  0.8043  0.8930  1.0
  Te  Te4  18  0.0336  0.8363  0.3736  1.0
]