data_[Na4Ga4Te4O20]
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
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [6.8035]
_cell_length_b [9.1226]
_cell_length_c [7.3902]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.4235]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NaGaTeO5]
_chemical_formula_sum '[Na4 Ga4 Te4 O20]'
_cell_volume [414.2570]
_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  0.3352  0.7500  1.0
  Ga  Ga1  4  0.0000  0.3082  0.2500  1.0
  Te  Te2  4  0.0000  0.0000  0.0000  1.0
  O  O3  8  0.1094  0.1929  0.1074  1.0
  O  O4  8  0.2014  0.4406  0.4226  1.0
  O  O5  4  0.0000  0.0778  0.7500  1.0
]