data_[Na6Zn3Ge3Cl18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Zn  1.6500  1.3500  0.8800
  Ge  2.0100  1.2500  0.7700
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [6.8251]
_cell_length_b [6.8251]
_cell_length_c [20.4600]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Na2ZnGeCl6]
_chemical_formula_sum '[Na6 Zn3 Ge3 Cl18]'
_cell_volume [825.3759]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.4926  1
  Na  Na1  3  0.0000  0.0000  0.9813  1
  Zn  Zn2  3  0.0000  0.0000  0.7368  1
  Ge  Ge3  3  0.0000  0.0000  0.1848  1
  Cl  Cl4  9  0.0102  0.3421  0.4053  1
  Cl  Cl5  9  0.0148  0.6504  0.9086  1
]