data_[Cs2Rb2Hg2Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Hg  2.0000  1.5000  1.2450
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.7840]
_cell_length_b [7.5364]
_cell_length_c [9.6050]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.1319]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsRbHgCl4]
_chemical_formula_sum '[Cs2 Rb2 Hg2 Cl8]'
_cell_volume [535.4816]
_cell_formula_units_Z [2]
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
[
  Cs  Cs0  2  0.2673  0.7500  0.0645  1.0
  Rb  Rb1  2  0.2172  0.7500  0.5545  1.0
  Hg  Hg2  2  0.2355  0.2500  0.3117  1.0
  Cl  Cl3  4  0.0062  0.5039  0.2549  1.0
  Cl  Cl4  2  0.4242  0.2500  0.1398  1.0
  Cl  Cl5  2  0.4276  0.2500  0.5762  1.0
]