data_[Dy12Er2Hg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.5719]
_cell_length_b [3.6975]
_cell_length_c [11.8595]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.9606]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Dy6ErHg2]
_chemical_formula_sum '[Dy12 Er2 Hg4]'
_cell_volume [521.3721]
_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  0.0170  0.0000  0.3376  1.0
  Dy  Dy1  4  0.1876  0.5000  0.8767  1.0
  Dy  Dy2  4  0.1878  0.5000  0.5860  1.0
  Er  Er3  2  0.0000  0.0000  0.0000  1.0
  Hg  Hg4  4  0.1422  0.5000  0.2027  1.0
]