data_[Cs18Sr3F24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Sr  0.9500  2.0000  1.3200
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [8.7174]
_cell_length_b [8.7174]
_cell_length_c [17.9409]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Cs6SrF8]
_chemical_formula_sum '[Cs18 Sr3 F24]'
_cell_volume [1180.7274]
_cell_formula_units_Z [3]
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  18  0.0229  0.4103  0.9129  1
  Sr  Sr1  3  0.0000  0.0000  0.0000  1
  F  F2  18  0.0105  0.2358  0.0787  1
  F  F3  6  0.0000  0.0000  0.3356  1
]