data_[Sn8O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sn  1.9600  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.0259]
_cell_length_b [3.2666]
_cell_length_c [8.1835]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.3170]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sn2O3]
_chemical_formula_sum '[Sn8 O12]'
_cell_volume [339.4572]
_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
[
  Sn  Sn0  4  0.1167  0.0000  0.8675  1.0
  Sn  Sn1  4  0.1506  0.5000  0.3244  1.0
  O  O2  4  0.0084  0.5000  0.7742  1.0
  O  O3  4  0.1356  0.0000  0.1480  1.0
  O  O4  4  0.1809  0.0000  0.5155  1.0
]