data_[K4Rb2Hg4Cl14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  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 [C2/m]
_cell_length_a [7.6557]
_cell_length_b [7.6571]
_cell_length_c [13.4990]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.4142]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K2RbHg2Cl7]
_chemical_formula_sum '[K4 Rb2 Hg4 Cl14]'
_cell_volume [759.0640]
_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
[
  K  K0  4  0.1692  0.0000  0.3534  1.0
  Rb  Rb1  2  0.0000  0.0000  0.0000  1.0
  Hg  Hg2  4  0.1028  0.5000  0.2081  1.0
  Cl  Cl3  8  0.1526  0.2513  0.8017  1.0
  Cl  Cl4  4  0.2089  0.5000  0.4067  1.0
  Cl  Cl5  2  0.0000  0.5000  0.0000  1.0
]