data_[Zn2Ni2Hg4F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Ni  1.9100  1.3500  0.7400
  Hg  2.0000  1.5000  1.2450
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [7.2070]
_cell_length_b [7.2507]
_cell_length_c [6.6997]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [ZnNiHg2F8]
_chemical_formula_sum '[Zn2 Ni2 Hg4 F16]'
_cell_volume [350.0982]
_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
[
  Zn  Zn0  2  0.0000  0.0000  0.0000  1.0
  Ni  Ni1  2  0.0000  0.0000  0.5000  1.0
  Hg  Hg2  4  0.0000  0.5000  0.2517  1.0
  F  F3  8  0.1769  0.0000  0.2544  1.0
  F  F4  4  0.0000  0.2762  0.5000  1.0
  F  F5  4  0.0000  0.2775  0.0000  1.0
]