data_[Tb6Ho12Te18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ho  1.2300  1.7500  1.0410
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [R-3c]
_cell_length_a [7.2434]
_cell_length_b [7.2434]
_cell_length_c [23.2120]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [167]
_chemical_formula_structural [TbHo2Te3]
_chemical_formula_sum '[Tb6 Ho12 Te18]'
_cell_volume [1054.7118]
_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  6  0.0000  -0.0000  0.0000  1
  Ho  Ho1  12  0.0000  0.0000  0.1662  1
  Te  Te2  18  0.0000  0.3311  0.2500  1
]