data_[Ac2Tl2S4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Tl  1.6200  1.9000  1.3325
  S  2.5800  1.0000  0.8800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.9807]
_cell_length_b [5.7290]
_cell_length_c [8.9149]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.5346]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [AcTl(SO4)2]
_chemical_formula_sum '[Ac2 Tl2 S4 O16]'
_cell_volume [458.5148]
_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
[
  Ac  Ac0  2  0.0000  0.0000  0.0000  1
  Tl  Tl1  2  0.0000  0.0000  0.5000  1
  S  S2  4  0.1281  0.5000  0.7734  1
  O  O3  8  0.0317  0.2872  0.7894  1
  O  O4  4  0.2015  0.5000  0.6297  1
  O  O5  4  0.2366  0.5000  0.9057  1
]