data_[Na3Zn2Sn2Sb4]
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
  Sn  1.9600  1.4500  0.8300
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [4.4094]
_cell_length_b [4.4094]
_cell_length_c [19.3247]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Na3Zn2(SnSb2)2]
_chemical_formula_sum '[Na3 Zn2 Sn2 Sb4]'
_cell_volume [325.3924]
_cell_formula_units_Z [1]
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  0.0000  0.0000  0.2419  1.0
  Na  Na1  1  0.0000  0.0000  0.0000  1.0
  Zn  Zn2  2  0.3333  0.6667  0.8555  1.0
  Sn  Sn3  2  0.3333  0.6667  0.4237  1.0
  Sb  Sb4  2  0.3333  0.6667  0.1172  1.0
  Sb  Sb5  2  0.3333  0.6667  0.6564  1.0
]