data_[Na2Ga2Hg1Cl6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ga  1.8100  1.3000  0.7600
  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 [7.1607]
_cell_length_b [7.4117]
_cell_length_c [9.0569]
_cell_angle_alpha [68.7529]
_cell_angle_beta [67.3205]
_cell_angle_gamma [89.4562]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Na2Ga2HgCl6]
_chemical_formula_sum '[Na2 Ga2 Hg1 Cl6]'
_cell_volume [408.5919]
_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
[
  Na  Na0  2  0.1770  0.7687  0.4609  1.0
  Ga  Ga1  2  0.0883  0.0573  0.8423  1.0
  Hg  Hg2  1  0.5000  0.5000  0.0000  1.0
  Cl  Cl3  2  0.0415  0.3657  0.6942  1.0
  Cl  Cl4  2  0.0462  0.1122  0.2691  1.0
  Cl  Cl5  2  0.4244  0.0464  0.7318  1.0
]