data_[Ce20Hg8Pt8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Hg  2.0000  1.5000  1.2450
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [15.8925]
_cell_length_b [7.4070]
_cell_length_c [8.3539]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Ce5(HgPt)2]
_chemical_formula_sum '[Ce20 Hg8 Pt8]'
_cell_volume [983.3881]
_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
[
  Ce  Ce0  16  0.1236  0.1675  0.3238  1
  Ce  Ce1  4  0.0000  0.0000  0.0000  1
  Hg  Hg2  8  0.2146  0.0000  0.0000  1
  Pt  Pt3  8  0.0000  0.1368  0.6229  1
]