data_[Sr2Ac2Au4]
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
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.9619]
_cell_length_b [4.1960]
_cell_length_c [11.7084]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [SrAcAu2]
_chemical_formula_sum '[Sr2 Ac2 Au4]'
_cell_volume [243.7653]
_cell_formula_units_Z [2]
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  2  0.0000  0.0000  0.2801  1
  Ac  Ac1  2  0.5000  0.0000  0.5508  1
  Au  Au2  2  0.0000  0.0000  0.0034  1
  Au  Au3  2  0.5000  0.0000  0.8335  1
]