data_[Pm36Ru3Pt18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ru  2.2000  1.3000  0.6610
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [12.7489]
_cell_length_b [12.7489]
_cell_length_c [12.1050]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Pm12RuPt6]
_chemical_formula_sum '[Pm36 Ru3 Pt18]'
_cell_volume [1703.8778]
_cell_formula_units_Z [3]
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  18  0.0277  0.8110  0.3949  1
  Pm  Pm1  18  0.0440  0.8403  0.8842  1
  Ru  Ru2  3  0.0000  0.0000  0.0000  1
  Pt  Pt3  18  0.0447  0.7805  0.6464  1
]