data_[Na2Tl2Ge2Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Tl  1.6200  1.9000  1.3325
  Ge  2.0100  1.2500  0.7700
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [8.3065]
_cell_length_b [6.8017]
_cell_length_c [8.9547]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.0984]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaTlGeCl4]
_chemical_formula_sum '[Na2 Tl2 Ge2 Cl8]'
_cell_volume [480.8984]
_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  0.3890  0.7500  0.5816  1.0
  Tl  Tl1  2  0.3072  0.2500  0.9588  1.0
  Ge  Ge2  2  0.1061  0.2500  0.3109  1.0
  Cl  Cl3  4  0.3103  0.0017  0.3123  1.0
  Cl  Cl4  2  0.1448  0.2500  0.5791  1.0
  Cl  Cl5  2  0.3396  0.7500  0.8677  1.0
]