data_[Rb6Ag2Te8]
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
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [5.7938]
_cell_length_b [6.3524]
_cell_length_c [19.1576]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Rb3AgTe4]
_chemical_formula_sum '[Rb6 Ag2 Te8]'
_cell_volume [705.0840]
_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  0.0000  0.0000  0.1987  1.0
  Rb  Rb1  2  0.0000  0.5000  0.0000  1.0
  Ag  Ag2  2  0.0000  0.5000  0.5000  1.0
  Te  Te3  8  0.0000  0.2392  0.6181  1.0
]