data_[Pm16Sb4Ru4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Sb  2.0500  1.4500  0.8300
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.1015]
_cell_length_b [13.8735]
_cell_length_c [6.3380]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.9043]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Pm4SbRu]
_chemical_formula_sum '[Pm16 Sb4 Ru4]'
_cell_volume [713.6698]
_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
[
  Pm  Pm0  8  0.1135  0.1767  0.0762  1
  Pm  Pm1  8  0.2222  0.4337  0.3282  1
  Sb  Sb2  4  0.0000  0.3732  0.7500  1
  Ru  Ru3  4  0.0000  0.0008  0.2500  1
]