data_[Na2Ga2Sn2Te6]
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 [P2_1/m]
_cell_length_a [9.2468]
_cell_length_b [4.4662]
_cell_length_c [11.3163]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.5794]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaGaSnTe3]
_chemical_formula_sum '[Na2 Ga2 Sn2 Te6]'
_cell_volume [447.9084]
_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  2  0.1933  0.2500  0.1587  1.0
  Ga  Ga1  2  0.0672  0.2500  0.6223  1.0
  Sn  Sn2  2  0.3332  0.7500  0.8753  1.0
  Te  Te3  2  0.0619  0.2500  0.8501  1.0
  Te  Te4  2  0.2031  0.7500  0.5569  1.0
  Te  Te5  2  0.4362  0.7500  0.1470  1.0
]