data_[Cs3Be12Nb9O36]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Be  1.5700  1.0500  0.5900
  Nb  1.6000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R32]
_cell_length_a [10.3068]
_cell_length_b [10.3068]
_cell_length_c [8.1137]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [155]
_chemical_formula_structural [CsBe4Nb3O12]
_chemical_formula_sum '[Cs3 Be12 Nb9 O36]'
_cell_volume [746.4427]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.0000  1
  Be  Be1  9  0.0000  0.4474  0.5000  1
  Be  Be2  3  0.0000  0.0000  0.5000  1
  Nb  Nb3  9  0.0000  0.5497  0.0000  1
  O  O4  18  0.0366  0.2296  0.2151  1
  O  O5  9  0.0000  0.5969  0.5000  1
  O  O6  9  0.0000  0.8460  0.5000  1
]