data_[Rb2Tl2Sb2Te6]
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
  Sb  2.0500  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.4352]
_cell_length_b [4.6273]
_cell_length_c [11.3621]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.8605]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbTlSbTe3]
_chemical_formula_sum '[Rb2 Tl2 Sb2 Te6]'
_cell_volume [474.7385]
_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  2  0.2365  0.2500  0.2724  1.0
  Tl  Tl1  2  0.0757  0.2500  0.6263  1.0
  Sb  Sb2  2  0.3200  0.7500  0.8865  1.0
  Te  Te3  2  0.1057  0.2500  0.9070  1.0
  Te  Te4  2  0.2585  0.7500  0.5652  1.0
  Te  Te5  2  0.4685  0.7500  0.1491  1.0
]