data_[Dy16Ni2Hg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Ni  1.9100  1.3500  0.7400
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.6437]
_cell_length_b [5.1893]
_cell_length_c [6.7752]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.8737]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Dy8NiHg2]
_chemical_formula_sum '[Dy16 Ni2 Hg4]'
_cell_volume [602.2372]
_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
[
  Dy  Dy0  4  0.0224  0.0000  0.7779  1
  Dy  Dy1  4  0.0882  0.5000  0.4369  1
  Dy  Dy2  4  0.1506  0.5000  0.9630  1
  Dy  Dy3  4  0.2025  0.0000  0.3096  1
  Ni  Ni4  2  0.0000  0.5000  0.0000  1
  Hg  Hg5  4  0.1903  0.0000  0.7368  1
]