data_[Eu3Ga6Sb6O21]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  Ga  1.8100  1.3000  0.7600
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R32]
_cell_length_a [5.4534]
_cell_length_b [5.4534]
_cell_length_c [24.0894]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [155]
_chemical_formula_structural [EuGa2Sb2O7]
_chemical_formula_sum '[Eu3 Ga6 Sb6 O21]'
_cell_volume [620.4374]
_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
[
  Eu  Eu0  3  0.0000  0.0000  0.5000  1.0
  Ga  Ga1  6  0.0000  0.0000  0.0754  1.0
  Sb  Sb2  6  0.0000  0.0000  0.2768  1.0
  O  O3  18  0.0095  0.3760  0.4349  1.0
  O  O4  3  0.0000  0.0000  0.0000  1.0
]