data_[Na8Ga4Sn4Te20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ga  1.8100  1.3000  0.7600
  Sn  1.9600  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.9649]
_cell_length_b [19.8102]
_cell_length_c [14.9225]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Na2GaSnTe5]
_chemical_formula_sum '[Na8 Ga4 Sn4 Te20]'
_cell_volume [1172.0951]
_cell_formula_units_Z [4]
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  0.1001  0.6604  1.0
  Na  Na1  4  0.0000  0.1243  0.3148  1.0
  Ga  Ga2  4  0.0000  0.4275  0.4241  1.0
  Sn  Sn3  4  0.0000  0.2258  0.0395  1.0
  Te  Te4  4  0.0000  0.0623  0.0418  1.0
  Te  Te5  4  0.0000  0.2676  0.6837  1.0
  Te  Te6  4  0.0000  0.2950  0.3896  1.0
  Te  Te7  4  0.0000  0.3667  0.9938  1.0
  Te  Te8  4  0.0000  0.4957  0.2763  1.0
]