data_[Na1Ag8Sn3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P3m1]
_cell_length_a [5.7306]
_cell_length_b [5.7306]
_cell_length_c [8.9784]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [NaAg8Sn3]
_chemical_formula_sum '[Na1 Ag8 Sn3]'
_cell_volume [255.3456]
_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  1  0.0000  0.0000  0.4341  1.0
  Ag  Ag1  3  0.1634  0.3268  0.7500  1.0
  Ag  Ag2  3  0.5030  0.0061  0.2516  1.0
  Ag  Ag3  1  0.3333  0.6667  0.0021  1.0
  Ag  Ag4  1  0.3333  0.6667  0.5015  1.0
  Sn  Sn5  1  0.0000  0.0000  0.0509  1.0
  Sn  Sn6  1  0.6667  0.3333  0.5601  1.0
  Sn  Sn7  1  0.6667  0.3333  0.9464  1.0
]