data_[Ag8Sn4Bi4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [Pbcm]
_cell_length_a [8.9003]
_cell_length_b [7.9882]
_cell_length_c [5.6772]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [57]
_chemical_formula_structural [Ag2SnBi]
_chemical_formula_sum '[Ag8 Sn4 Bi4]'
_cell_volume [403.6358]
_cell_formula_units_Z [4]
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
[
  Ag  Ag0  4  0.1409  0.7500  0.0000  1.0
  Ag  Ag1  4  0.3860  0.2500  0.0000  1.0
  Sn  Sn2  4  0.3783  0.5699  0.2500  1.0
  Bi  Bi3  4  0.1255  0.0846  0.2500  1.0
]