data_[K1Rb2Sr1F6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  Sr  0.9500  2.0000  1.3200
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.1995]
_cell_length_b [6.7946]
_cell_length_c [6.8273]
_cell_angle_alpha [94.2220]
_cell_angle_beta [115.7641]
_cell_angle_gamma [115.5564]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [KRb2SrF6]
_chemical_formula_sum '[K1 Rb2 Sr1 F6]'
_cell_volume [221.2584]
_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
[
  Rb  Rb0  2  0.4599  0.7004  0.2217  1.0
  K  K1  1  0.0000  0.5000  0.5000  1.0
  Sr  Sr2  1  0.0000  0.0000  0.0000  1.0
  F  F3  2  0.0551  0.2960  0.8205  1.0
  F  F4  2  0.1991  0.2982  0.3423  1.0
  F  F5  2  0.4963  0.1230  0.1467  1.0
]