data_[Ba4Ac4Y4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Ac  1.1000  1.9500  1.2600
  Y  1.2200  1.8000  1.0400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [6.1869]
_cell_length_b [13.2471]
_cell_length_c [6.2597]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [BaAcYO4]
_chemical_formula_sum '[Ba4 Ac4 Y4 O16]'
_cell_volume [513.0338]
_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
[
  Ba  Ba0  4  0.0000  0.3967  0.7500  1
  Ac  Ac1  4  0.0000  0.1124  0.7500  1
  Y  Y2  4  0.0000  0.2490  0.2500  1
  O  O3  8  0.2500  0.2500  0.0000  1
  O  O4  4  0.0000  0.0644  0.2500  1
  O  O5  4  0.0000  0.4165  0.2500  1
]