data_[Nd6In8Hg8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  In  1.7800  1.5500  0.9400
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.7867]
_cell_length_b [5.0225]
_cell_length_c [30.7840]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Nd3(InHg)4]
_chemical_formula_sum '[Nd6 In8 Hg8]'
_cell_volume [585.4732]
_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
[
  Nd  Nd0  4  0.0000  0.0000  0.1404  1.0
  Nd  Nd1  2  0.0000  0.5000  0.0000  1.0
  In  In2  4  0.0000  0.0000  0.4085  1.0
  In  In3  4  0.0000  0.5000  0.2615  1.0
  Hg  Hg4  4  0.0000  0.0000  0.3152  1.0
  Hg  Hg5  4  0.0000  0.5000  0.4538  1.0
]