data_[Hg6B6Rh18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Hg  2.0000  1.5000  1.2450
  B  2.0400  0.8500  0.4100
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [5.6484]
_cell_length_b [5.6484]
_cell_length_c [15.6767]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [HgBRh3]
_chemical_formula_sum '[Hg6 B6 Rh18]'
_cell_volume [433.1429]
_cell_formula_units_Z [6]
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
[
  Hg  Hg0  6  0.0000  0.0000  0.0935  1
  B  B1  6  0.0000  0.0000  0.3312  1
  Rh  Rh2  18  0.0072  0.5036  0.0887  1
]