data_[K4Sr2Fe2F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Sr  0.9500  2.0000  1.3200
  Fe  1.8300  1.4000  0.8525
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.2007]
_cell_length_b [6.3165]
_cell_length_c [10.6188]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.5073]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [K2SrFeF6]
_chemical_formula_sum '[K4 Sr2 Fe2 F12]'
_cell_volume [342.7272]
_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
[
  K  K0  4  0.2363  0.0425  0.2497  1.0
  Sr  Sr1  2  0.5000  0.0000  0.0000  1.0
  Fe  Fe2  2  0.0000  0.0000  0.5000  1.0
  F  F3  4  0.1455  0.2234  0.9531  1.0
  F  F4  4  0.2362  0.6939  0.9609  1.0
  F  F5  4  0.3153  0.0256  0.7300  1.0
]