data_[Pm18In6Pt12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  In  1.7800  1.5500  0.9400
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3c]
_cell_length_a [7.6349]
_cell_length_b [7.6349]
_cell_length_c [19.8517]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [167]
_chemical_formula_structural [Pm3InPt2]
_chemical_formula_sum '[Pm18 In6 Pt12]'
_cell_volume [1002.1646]
_cell_formula_units_Z [6]
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  0.0000  0.2795  0.2500  1
  In  In1  6  0.0000  0.0000  0.0000  1
  Pt  Pt2  12  0.0000  0.0000  0.1439  1
]