data_[Pm2Sn6Bi2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Sn  1.9600  1.4500  0.8300
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.5636]
_cell_length_b [5.1428]
_cell_length_c [9.4597]
_cell_angle_alpha [90.0000]
_cell_angle_beta [96.8864]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [PmSn3Bi]
_chemical_formula_sum '[Pm2 Sn6 Bi2]'
_cell_volume [317.0076]
_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
[
  Pm  Pm0  2  0.1594  0.2500  0.6284  1
  Sn  Sn1  2  0.3353  0.7500  0.8373  1
  Sn  Sn2  2  0.3701  0.7500  0.4786  1
  Sn  Sn3  2  0.3895  0.7500  0.1546  1
  Bi  Bi4  2  0.1216  0.2500  0.2620  1
]