data_[Pm16Zn2Ru4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Zn  1.6500  1.3500  0.8800
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [8.6980]
_cell_length_b [13.4046]
_cell_length_c [5.7263]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.5899]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Pm8ZnRu2]
_chemical_formula_sum '[Pm16 Zn2 Ru4]'
_cell_volume [643.0865]
_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  4  0.0051  0.2409  0.9995  1
  Pm  Pm1  4  0.2071  0.1274  0.5677  1
  Pm  Pm2  4  0.3009  0.3731  0.4314  1
  Pm  Pm3  2  0.1158  0.5000  0.8035  1
  Pm  Pm4  2  0.3870  0.0000  0.1923  1
  Zn  Zn5  2  0.0004  0.0000  0.0142  1
  Ru  Ru6  4  0.0023  0.2992  0.4963  1
]