data_[Pr27Pt18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [9.0844]
_cell_length_b [9.0844]
_cell_length_c [17.2234]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Pr3Pt2]
_chemical_formula_sum '[Pr27 Pt18]'
_cell_volume [1230.9535]
_cell_formula_units_Z [9]
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
[
  Pr  Pr0  18  0.0129  0.7553  0.5920  1.0
  Pr  Pr1  6  0.0000  0.0000  0.2004  1.0
  Pr  Pr2  3  0.0000  0.0000  0.0000  1.0
  Pt  Pt3  18  0.0188  0.4063  0.5701  1.0
]