data_[Rb4Y2Tl2F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Y  1.2200  1.8000  1.0400
  Tl  1.6200  1.9000  1.3325
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.6582]
_cell_length_b [6.8892]
_cell_length_c [11.5570]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.7398]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Rb2YTlF6]
_chemical_formula_sum '[Rb4 Y2 Tl2 F12]'
_cell_volume [435.6203]
_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  0.2680  0.5462  0.7539  1.0
  Y  Y1  2  0.0000  0.0000  0.5000  1.0
  Tl  Tl2  2  0.5000  0.0000  0.0000  1.0
  F  F3  4  0.1136  0.5530  0.2174  1.0
  F  F4  4  0.2354  0.2404  0.0668  1.0
  F  F5  4  0.3121  0.6761  0.0442  1.0
]