data_[Rb2Hg2Bi1Sb1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Hg  2.0000  1.5000  1.2450
  Bi  2.0200  1.6000  1.0350
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P-6m2]
_cell_length_a [4.9965]
_cell_length_b [4.9965]
_cell_length_c [11.1126]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [187]
_chemical_formula_structural [Rb2Hg2BiSb]
_chemical_formula_sum '[Rb2 Hg2 Bi1 Sb1]'
_cell_volume [240.2616]
_cell_formula_units_Z [1]
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
[
  Rb  Rb0  2  0.6667  0.3333  0.7472  1
  Hg  Hg1  1  0.0000  0.0000  0.5000  1
  Hg  Hg2  1  0.3333  0.6667  0.0000  1
  Bi  Bi3  1  0.0000  0.0000  0.0000  1
  Sb  Sb4  1  0.3333  0.6667  0.5000  1
]