data_[Sn2Bi6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sn  1.9600  1.4500  0.8300
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [Pmna]
_cell_length_a [7.4261]
_cell_length_b [19.2007]
_cell_length_c [6.3261]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [53]
_chemical_formula_structural [SnBi3]
_chemical_formula_sum '[Sn2 Bi6]'
_cell_volume [902.0223]
_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
[
  Sn  Sn0  2  0.0000  0.5000  0.5000  1
  Bi  Bi1  4  0.2500  0.3906  0.2500  1
  Bi  Bi2  2  0.0000  0.5000  0.0000  1
]