data_[Pr4Nd2Mg6Hg4Au2]
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
  Mg  1.3100  1.5000  0.8600
  Hg  2.0000  1.5000  1.2450
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.3022]
_cell_length_b [13.7351]
_cell_length_c [7.9239]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Pr2NdMg3Hg2Au]
_chemical_formula_sum '[Pr4 Nd2 Mg6 Hg4 Au2]'
_cell_volume [468.2312]
_cell_formula_units_Z [2]
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  4  0.0000  0.2028  0.7972  1
  Nd  Nd1  2  0.0000  0.0000  0.4053  1
  Mg  Mg2  4  0.5000  0.1181  0.1188  1
  Mg  Mg3  2  0.5000  0.0000  0.7630  1
  Hg  Hg4  4  0.5000  0.1656  0.4994  1
  Au  Au5  2  0.0000  0.0000  0.0011  1
]