data_[Al3Cr3Ga6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Al  1.6100  1.2500  0.6750
  Cr  1.6600  1.4000  0.9400
  Ga  1.8100  1.3000  0.7600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.0052]
_cell_length_b [5.0052]
_cell_length_c [13.5280]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [AlCr(GaO3)2]
_chemical_formula_sum '[Al3 Cr3 Ga6 O18]'
_cell_volume [293.5000]
_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
[
  Al  Al0  3  0.0000  0.0000  0.6841  1.0
  Cr  Cr1  3  0.0000  0.0000  0.1829  1.0
  Ga  Ga2  3  0.0000  0.0000  0.4764  1.0
  Ga  Ga3  3  0.0000  0.0000  0.9756  1.0
  O  O4  9  0.0292  0.3477  0.7514  1.0
  O  O5  9  0.0385  0.6710  0.2550  1.0
]