data_[Y8Ni4Hg4Rh4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Ni  1.9100  1.3500  0.7400
  Hg  2.0000  1.5000  1.2450
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [8.2775]
_cell_length_b [12.8100]
_cell_length_c [4.0650]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Y2NiHgRh]
_chemical_formula_sum '[Y8 Ni4 Hg4 Rh4]'
_cell_volume [431.0267]
_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
[
  Y  Y0  8  0.2089  0.1333  0.2500  1.0
  Ni  Ni1  4  0.0000  0.0463  0.7500  1.0
  Hg  Hg2  4  0.0000  0.4073  0.2500  1.0
  Rh  Rh3  4  0.0000  0.2394  0.7500  1.0
]