data_[Cs4Ca2Cl4F4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Ca  1.0000  1.8000  1.1400
  Cl  3.1600  1.0000  0.7800
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.6689]
_cell_length_b [4.6689]
_cell_length_c [16.5822]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Cs2Ca(ClF)2]
_chemical_formula_sum '[Cs4 Ca2 Cl4 F4]'
_cell_volume [361.4682]
_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
[
  Cs  Cs0  4  0.0000  0.0000  0.3678  1
  Ca  Ca1  2  0.0000  0.0000  0.0000  1
  Cl  Cl2  4  0.0000  0.0000  0.1651  1
  F  F3  4  0.0000  0.5000  0.0000  1
]