data_[Rb4Ag2Sn4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.9312]
_cell_length_b [4.2443]
_cell_length_c [8.0021]
_cell_angle_alpha [90.0000]
_cell_angle_beta [95.9074]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Ag(SnTe2)2]
_chemical_formula_sum '[Rb4 Ag2 Sn4 Te8]'
_cell_volume [673.3315]
_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  0.1172  0.0000  0.5939  1.0
  Ag  Ag1  2  0.0000  0.0000  0.0000  1.0
  Sn  Sn2  4  0.1558  0.5000  0.0567  1.0
  Te  Te3  4  0.0228  0.5000  0.2382  1.0
  Te  Te4  4  0.2281  0.0000  0.2533  1.0
]