data_[Na6Ag8Bi4]
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
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.1466]
_cell_length_b [5.0303]
_cell_length_c [8.3779]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.7776]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na3(Ag2Bi)2]
_chemical_formula_sum '[Na6 Ag8 Bi4]'
_cell_volume [459.8662]
_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  4  0.0541  0.5000  0.3324  1.0
  Na  Na1  2  0.0000  0.0000  0.0000  1.0
  Ag  Ag2  4  0.1208  0.0000  0.5873  1.0
  Ag  Ag3  4  0.2328  0.5000  0.0747  1.0
  Bi  Bi4  4  0.2453  0.0000  0.2827  1.0
]