data_[Rb2Tl4Ag2Te4]
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
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [4.8764]
_cell_length_b [11.2498]
_cell_length_c [8.2320]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [RbTl2AgTe2]
_chemical_formula_sum '[Rb2 Tl4 Ag2 Te4]'
_cell_volume [451.5941]
_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  0.0000  0.4878  0.5236  1.0
  Tl  Tl1  2  0.0000  0.1308  0.8687  1.0
  Tl  Tl2  2  0.5000  0.1065  0.5019  1.0
  Ag  Ag3  2  0.5000  0.2432  0.1029  1.0
  Te  Te4  2  0.0000  0.2199  0.2703  1.0
  Te  Te5  2  0.5000  0.3216  0.7781  1.0
]