data_Ba2YSn3O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.19
_cell_length_b   4.38
_cell_length_c   12.0
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ba2YSn3O7
_chemical_formula_sum   'Ba2 Y1 Sn3 O7'
_cell_volume   220.39
_cell_formula_units_Z   1
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
  Ba  Ba0  1  0.1  0.0  0.92  1.0
  Ba  Ba1  1  0.1  0.0  0.07  1.0
  Y  Y2  1  0.1  0.0  1.0  1.0
  Sn  Sn3  1  0.0  0.19  0.59  1.0
  Sn  Sn4  1  0.0  0.19  0.41  1.0
  Sn  Sn5  1  0.0  0.19  0.0  1.0
  O  O6  1  0.0  0.0  0.0  1.0
  O  O7  1  0.1  0.19  0.46  1.0
  O  O8  1  0.1  0.19  0.54  1.0
  O  O9  1  0.0  0.0  0.48  1.0
  O  O10  1  0.0  0.0  0.52  1.0
  O  O11  1  0.0  0.19  0.66  1.0
  O  O12  1  0.0  0.19  0.33  1.0

data_Ba2YSn3O7
_symmetry_space_group_name_H-M   Pm
_cell_length_a   4.19
_cell_length_b   12.0
_cell_length_c   4.38
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   6
_chemical_formula_structural   Ba2YSn3O7
_chemical_formula_sum   'Ba2 Y1 Sn3 O7'
_cell_volume   220.39
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '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
  Ba  Ba0  2  0.1  0.07  0.0  1.0
  Y  Y1  1  0.1  0.0  0.0  1.0
  Sn  Sn2  2  0.0  0.41  0.19  1.0
  Sn  Sn3  1  0.0  0.0  0.19  1.0
  O  O4  2  0.0  0.34  0.19  1.0
  O  O5  2  0.0  0.48  0.0  1.0
  O  O6  2  0.1  0.46  0.19  1.0
  O  O7  1  0.0  0.0  0.0  1.0

Ba Ba Y Sn Sn Sn O O O O O O O