data_[Dy4Sn8Hg8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Sn  1.9600  1.4500  0.8300
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.5088]
_cell_length_b [24.7861]
_cell_length_c [4.4889]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Dy(SnHg)2]
_chemical_formula_sum '[Dy4 Sn8 Hg8]'
_cell_volume [501.6548]
_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  4  0.0000  0.3531  0.2500  1.0
  Sn  Sn1  4  0.0000  0.1415  0.2500  1.0
  Sn  Sn2  4  0.0000  0.2500  0.7500  1.0
  Hg  Hg3  4  0.0000  0.0489  0.7500  1.0
  Hg  Hg4  4  0.0000  0.4542  0.7500  1.0
]