data_[Na4Ga4Te6Se2]
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
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [12.7060]
_cell_length_b [6.9964]
_cell_length_c [6.8545]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.1364]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [Na2Ga2Te3Se]
_chemical_formula_sum '[Na4 Ga4 Te6 Se2]'
_cell_volume [526.9734]
_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  0.1130  0.1436  0.3497  1
  Ga  Ga1  4  0.1216  0.6164  0.8801  1
  Te  Te2  4  0.2490  0.8670  0.2013  1
  Te  Te3  2  0.0000  0.8135  0.5000  1
  Se  Se4  2  0.0000  0.4326  0.0000  1
]