data_[K2Be2Hg1Cl6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Be  1.5700  1.0500  0.5900
  Hg  2.0000  1.5000  1.2450
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [7.2181]
_cell_length_b [7.7427]
_cell_length_c [8.5853]
_cell_angle_alpha [87.7589]
_cell_angle_beta [65.6485]
_cell_angle_gamma [70.1503]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [K2Be2HgCl6]
_chemical_formula_sum '[K2 Be2 Hg1 Cl6]'
_cell_volume [408.2930]
_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
[
  K  K0  2  0.3285  0.8013  0.2085  1.0
  Be  Be1  2  0.2685  0.8760  0.7924  1.0
  Hg  Hg2  1  0.0000  0.5000  0.5000  1.0
  Cl  Cl3  2  0.1824  0.9271  0.6060  1.0
  Cl  Cl4  2  0.2487  0.0803  0.9295  1.0
  Cl  Cl5  2  0.3841  0.6291  0.8445  1.0
]