data_[Pm8Al12Pt16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Al  1.6100  1.2500  0.6750
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [5.6732]
_cell_length_b [15.5813]
_cell_length_c [7.6035]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Pm2Al3Pt4]
_chemical_formula_sum '[Pm8 Al12 Pt16]'
_cell_volume [672.1247]
_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  0.0000  0.1068  0.4078  1
  Al  Al1  8  0.2500  0.2277  0.7500  1
  Al  Al2  4  0.0000  0.0000  0.0000  1
  Pt  Pt3  8  0.0000  0.1836  0.0257  1
  Pt  Pt4  8  0.2500  0.0615  0.7500  1
]