data_[Rb2Tl2Sn2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tl  1.6200  1.9000  1.3325
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P1]
_cell_length_a [4.5096]
_cell_length_b [7.4182]
_cell_length_c [8.5360]
_cell_angle_alpha [69.1092]
_cell_angle_beta [75.6523]
_cell_angle_gamma [72.5091]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [RbTlSn]
_chemical_formula_sum '[Rb2 Tl2 Sn2]'
_cell_volume [251.2570]
_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  1  0.1684  0.4372  0.7349  1.0
  Rb  Rb1  1  0.9339  0.4260  0.2345  1.0
  Tl  Tl2  1  0.3903  0.8159  0.9148  1.0
  Tl  Tl3  1  0.5204  0.0123  0.4881  1.0
  Sn  Sn4  1  0.2070  0.8287  0.2908  1.0
  Sn  Sn5  1  0.6905  0.0640  0.0756  1.0
]