data_[Na2Zn4Cu2F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Zn  1.6500  1.3500  0.8800
  Cu  1.9000  1.3500  0.8200
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [6.6982]
_cell_length_b [6.8478]
_cell_length_c [6.4363]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [NaZn2CuF8]
_chemical_formula_sum '[Na2 Zn4 Cu2 F16]'
_cell_volume [295.2221]
_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
[
  Na  Na0  2  0.0000  0.0000  0.5000  1.0
  Zn  Zn1  4  0.0000  0.5000  0.2518  1.0
  Cu  Cu2  2  0.0000  0.0000  0.0000  1.0
  F  F3  8  0.1999  0.0000  0.2154  1.0
  F  F4  4  0.0000  0.2923  0.0000  1.0
  F  F5  4  0.0000  0.3179  0.5000  1.0
]