data_[La4Tb2Nd2Hg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Tb  1.1000  1.7500  0.9815
  Nd  1.1400  1.8500  1.2765
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [5.2280]
_cell_length_b [9.7005]
_cell_length_c [7.3216]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [La2TbNdHg2]
_chemical_formula_sum '[La4 Tb2 Nd2 Hg4]'
_cell_volume [371.3114]
_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
[
  La  La0  2  0.0000  0.1706  0.8346  1
  La  La1  2  0.5000  0.0578  0.5203  1
  Tb  Tb2  2  0.5000  0.3269  0.1756  1
  Nd  Nd3  2  0.0000  0.4431  0.4945  1
  Hg  Hg4  2  0.0000  0.1593  0.2685  1
  Hg  Hg5  2  0.5000  0.3628  0.7521  1
]