data_[K3Be12Sb9O36]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Be  1.5700  1.0500  0.5900
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R32]
_cell_length_a [10.1947]
_cell_length_b [10.1947]
_cell_length_c [7.7663]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [155]
_chemical_formula_structural [KBe4(SbO4)3]
_chemical_formula_sum '[K3 Be12 Sb9 O36]'
_cell_volume [699.0328]
_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
[
  K  K0  3  0.0000  0.0000  0.0000  1
  Be  Be1  9  0.0000  0.4378  0.5000  1
  Be  Be2  3  0.0000  0.0000  0.5000  1
  Sb  Sb3  9  0.0000  0.5522  0.0000  1
  O  O4  18  0.0371  0.2182  0.2014  1
  O  O5  9  0.0000  0.5971  0.5000  1
  O  O6  9  0.0000  0.8458  0.5000  1
]