data_[Rb4Sb2F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sb  2.0500  1.4500  0.8300
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.6804]
_cell_length_b [6.9736]
_cell_length_c [6.8375]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.3104]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2SbF8]
_chemical_formula_sum '[Rb4 Sb2 F16]'
_cell_volume [549.6086]
_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
[
  Rb  Rb0  4  0.1802  0.5000  0.7437  1
  Sb  Sb1  2  0.0000  0.0000  0.0000  1
  F  F2  8  0.1146  0.1919  0.9700  1
  F  F3  4  0.0487  0.5000  0.3891  1
  F  F4  4  0.0562  0.0000  0.2784  1
]