data_[Sr4Ga8O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ga  1.8100  1.3000  0.7600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cccm]
_cell_length_a [5.2234]
_cell_length_b [8.6778]
_cell_length_c [8.6599]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [66]
_chemical_formula_structural [Sr(GaO2)2]
_chemical_formula_sum '[Sr4 Ga8 O16]'
_cell_volume [392.5313]
_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
[
  Sr  Sr0  4  0.0000  0.0000  0.2500  1
  Ga  Ga1  8  0.0022  0.2799  0.5000  1
  O  O2  8  0.2199  0.0954  0.0000  1
  O  O3  8  0.2500  0.2500  0.3440  1
]