data_[Rb2Sn2Sb2Te6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sn  1.9600  1.4500  0.8300
  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 [9.5710]
_cell_length_b [4.4409]
_cell_length_c [12.0384]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.1008]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbSnSbTe3]
_chemical_formula_sum '[Rb2 Sn2 Sb2 Te6]'
_cell_volume [480.5081]
_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  0.2286  0.7500  0.2755  1
  Sn  Sn1  2  0.1288  0.7500  0.5565  1
  Sb  Sb2  2  0.3657  0.2500  0.8475  1
  Te  Te3  2  0.1214  0.7500  0.7949  1
  Te  Te4  2  0.3481  0.2500  0.5773  1
  Te  Te5  2  0.3971  0.2500  0.1030  1
]