data_[Sr1Ac2Bi1O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ac  1.1000  1.9500  1.2600
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4mm]
_cell_length_a [5.7533]
_cell_length_b [5.7533]
_cell_length_c [5.8964]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [99]
_chemical_formula_structural [SrAc2BiO6]
_chemical_formula_sum '[Sr1 Ac2 Bi1 O6]'
_cell_volume [195.1696]
_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
[
  Sr  Sr0  1  0.5000  0.5000  0.5498  1
  Ac  Ac1  2  0.0000  0.5000  0.9919  1
  Bi  Bi2  1  0.0000  0.0000  0.5812  1
  O  O3  4  0.2405  0.2405  0.7491  1
  O  O4  1  0.0000  0.0000  0.1941  1
  O  O5  1  0.5000  0.5000  0.1415  1
]