data_[Rb8Ce8Te20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ce  1.1200  1.8500  1.0800
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [17.9974]
_cell_length_b [8.6285]
_cell_length_c [8.6399]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Rb2Ce2Te5]
_chemical_formula_sum '[Rb8 Ce8 Te20]'
_cell_volume [1341.6862]
_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
[
  Rb  Rb0  8  0.2049  0.0000  0.0000  1
  Ce  Ce1  8  0.0000  0.1592  0.6592  1
  Te  Te2  16  0.1114  0.1446  0.3554  1
  Te  Te3  4  0.0000  0.0000  0.0000  1
]