data_[Dy4Er8Hg4]
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 [Amm2]
_cell_length_a [5.3880]
_cell_length_b [7.2459]
_cell_length_c [11.2805]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [DyEr2Hg]
_chemical_formula_sum '[Dy4 Er8 Hg4]'
_cell_volume [440.3942]
_cell_formula_units_Z [4]
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  2  0.0000  0.0000  0.3449  1
  Dy  Dy1  2  0.5000  0.0000  0.6550  1
  Er  Er2  4  0.0000  0.2474  0.5894  1
  Er  Er3  2  0.0000  0.0000  0.8459  1
  Er  Er4  2  0.5000  0.0000  0.1518  1
  Hg  Hg5  4  0.5000  0.2478  0.9119  1
]