data_[Rb4Mg4Tl4F24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Mg  1.3100  1.5000  0.8600
  Tl  1.6200  1.9000  1.3325
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [7.5448]
_cell_length_b [8.0213]
_cell_length_c [10.7603]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [RbMgTlF6]
_chemical_formula_sum '[Rb4 Mg4 Tl4 F24]'
_cell_volume [651.2042]
_cell_formula_units_Z [4]
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  0.0000  0.2500  0.9335  1.0
  Mg  Mg1  4  0.2500  0.2500  0.2500  1.0
  Tl  Tl2  4  0.0000  0.0000  0.5000  1.0
  F  F3  16  0.2236  0.0707  0.3829  1.0
  F  F4  4  0.0000  0.2500  0.2120  1.0
  F  F5  4  0.0000  0.2500  0.5974  1.0
]