data_[Pm16Bi2Ru4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Bi  2.0200  1.6000  1.0350
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.8354]
_cell_length_b [13.5372]
_cell_length_c [5.7135]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.8301]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm8BiRu2]
_chemical_formula_sum '[Pm16 Bi2 Ru4]'
_cell_volume [663.5550]
_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  8  0.2006  0.1290  0.0709  1
  Pm  Pm1  4  0.0000  0.2493  0.5000  1
  Pm  Pm2  4  0.1045  0.5000  0.2953  1
  Bi  Bi3  2  0.0000  0.0000  0.5000  1
  Ru  Ru4  4  0.0000  0.3022  0.0000  1
]