data_[Na6Ce6Tm2Te16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ce  1.1200  1.8500  1.0800
  Tm  1.2500  1.7500  1.0950
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.4918]
_cell_length_b [8.9652]
_cell_length_c [7.8494]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0570]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na3Ce3TmTe8]
_chemical_formula_sum '[Na6 Ce6 Tm2 Te16]'
_cell_volume [1090.1790]
_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
[
  Na  Na0  4  0.2500  0.2500  0.0000  1.0
  Na  Na1  2  0.0000  0.0000  0.0000  1.0
  Ce  Ce2  4  0.2500  0.2500  0.5000  1.0
  Ce  Ce3  2  0.0000  0.5000  0.5000  1.0
  Tm  Tm4  2  0.0000  0.0000  0.5000  1.0
  Te  Te5  8  0.0822  0.2428  0.7259  1.0
  Te  Te6  4  0.1634  0.0000  0.2663  1.0
  Te  Te7  4  0.1673  0.5000  0.2672  1.0
]