data_[Na6Hf2Sn4Te12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Hf  1.3000  1.5500  0.8500
  Sn  1.9600  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.6370]
_cell_length_b [13.2314]
_cell_length_c [7.8968]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.0010]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na3Hf(SnTe3)2]
_chemical_formula_sum '[Na6 Hf2 Sn4 Te12]'
_cell_volume [754.4847]
_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  0.0000  0.1761  0.5000  1.0
  Na  Na1  2  0.0000  0.5000  0.5000  1.0
  Hf  Hf2  2  0.0000  0.0000  0.0000  1.0
  Sn  Sn3  4  0.0000  0.3352  0.0000  1.0
  Te  Te4  8  0.2309  0.8436  0.2242  1.0
  Te  Te5  4  0.2352  0.0000  0.7739  1.0
]