data_[Pr8Nd4Er4Pt8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Ibam]
_cell_length_a [6.9214]
_cell_length_b [14.3317]
_cell_length_c [6.9204]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [72]
_chemical_formula_structural [Pr2NdErPt2]
_chemical_formula_sum '[Pr8 Nd4 Er4 Pt8]'
_cell_volume [686.4668]
_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
[
  Pr  Pr0  8  0.2050  0.3076  0.5000  1.0
  Nd  Nd1  4  0.0000  0.0000  0.2500  1.0
  Er  Er2  4  0.0000  0.5000  0.2500  1.0
  Pt  Pt3  8  0.2282  0.3903  0.0000  1.0
]