data_[Hg6Rh3Se3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Hg  2.0000  1.5000  1.2450
  Rh  2.2800  1.3500  0.7450
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [3.5265]
_cell_length_b [3.5265]
_cell_length_c [25.3684]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [Hg2RhSe]
_chemical_formula_sum '[Hg6 Rh3 Se3]'
_cell_volume [273.2168]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.2387  1.0
  Hg  Hg1  3  0.0000  0.0000  0.9986  1.0
  Rh  Rh2  3  0.0000  0.0000  0.4899  1.0
  Se  Se3  3  0.0000  0.0000  0.7728  1.0
]