data_[Al4Sb4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Al  1.6100  1.2500  0.6750
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4_1md]
_cell_length_a [6.4916]
_cell_length_b [6.4916]
_cell_length_c [6.0156]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [109]
_chemical_formula_structural [AlSbO4]
_chemical_formula_sum '[Al4 Sb4 O16]'
_cell_volume [253.5055]
_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
[
  Al  Al0  4  0.0000  0.0000  0.0069  1.0
  Sb  Sb1  4  0.0000  0.0000  0.4920  1.0
  O  O2  8  0.0000  0.1894  0.7575  1.0
  O  O3  8  0.0000  0.1983  0.2431  1.0
]