data_[Sr8Y4Bi4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Y  1.2200  1.8000  1.0400
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.5698]
_cell_length_b [13.9853]
_cell_length_c [12.8503]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Sr2YBiO5]
_chemical_formula_sum '[Sr8 Y4 Bi4 O20]'
_cell_volume [641.5442]
_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  0.0641  0.6699  1.0
  Sr  Sr1  4  0.0000  0.1658  0.2594  1.0
  Y  Y2  4  0.0000  0.2552  0.0206  1.0
  Bi  Bi3  4  0.0000  0.4560  0.4458  1.0
  O  O4  4  0.0000  0.0884  0.0473  1.0
  O  O5  4  0.0000  0.2425  0.6494  1.0
  O  O6  4  0.0000  0.2649  0.4144  1.0
  O  O7  4  0.0000  0.4135  0.0373  1.0
  O  O8  4  0.0000  0.4697  0.7798  1.0
]