data_[Cs4Sr2Tl4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Sr  0.9500  2.0000  1.3200
  Tl  1.6200  1.9000  1.3325
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.3324]
_cell_length_b [5.0598]
_cell_length_c [9.1696]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.8838]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs2Sr(TlTe2)2]
_chemical_formula_sum '[Cs4 Sr2 Tl4 Te8]'
_cell_volume [799.8531]
_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
[
  Cs  Cs0  4  0.1259  0.0000  0.5635  1.0
  Sr  Sr1  2  0.0000  0.0000  0.0000  1.0
  Tl  Tl2  4  0.1712  0.5000  0.9786  1.0
  Te  Te3  4  0.0066  0.5000  0.7586  1.0
  Te  Te4  4  0.1974  0.0000  0.1886  1.0
]