data_[Rb2Bi2Sb2Te6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Bi  2.0200  1.6000  1.0350
  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 [9.4223]
_cell_length_b [4.7599]
_cell_length_c [12.1441]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.4433]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbBiSbTe3]
_chemical_formula_sum '[Rb2 Bi2 Sb2 Te6]'
_cell_volume [503.3970]
_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  0.2333  0.2500  0.2716  1.0
  Bi  Bi1  2  0.3751  0.7500  0.8391  1.0
  Sb  Sb2  2  0.1116  0.2500  0.5373  1.0
  Te  Te3  2  0.1201  0.2500  0.7713  1.0
  Te  Te4  2  0.3328  0.7500  0.5665  1.0
  Te  Te5  2  0.3843  0.7500  0.0988  1.0
]