data_[K8Rb4Te4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [13.4083]
_cell_length_b [7.2701]
_cell_length_c [8.4139]
_cell_angle_alpha [90.0000]
_cell_angle_beta [126.6019]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [K2RbTeO4]
_chemical_formula_sum '[K8 Rb4 Te4 O16]'
_cell_volume [658.4493]
_cell_formula_units_Z [4]
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
[
  K  K0  4  0.2526  0.2370  0.4848  1
  Rb  Rb1  4  0.2532  0.2373  0.9840  1
  K  K2  2  0.0379  0.5000  0.5498  1
  K  K3  2  0.0397  0.5000  0.0539  1
  Te  Te4  2  0.4851  0.5000  0.9253  1
  Te  Te5  2  0.4944  0.5000  0.4362  1
  O  O6  4  0.4928  0.2835  0.8034  1
  O  O7  4  0.4995  0.2841  0.3110  1
  O  O8  2  0.1632  0.0000  0.1537  1
  O  O9  2  0.1744  0.0000  0.6528  1
  O  O10  2  0.2986  0.5000  0.7687  1
  O  O11  2  0.3085  0.5000  0.2941  1
]