data_[Ac2Te2Se4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Te  2.1000  1.4000  1.2933
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.9760]
_cell_length_b [5.4180]
_cell_length_c [5.7988]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.1387]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [AcTe(SeO4)2]
_chemical_formula_sum '[Ac2 Te2 Se4 O16]'
_cell_volume [380.2508]
_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  0.5000  0.5000  1
  Te  Te1  2  0.0000  0.0000  0.0000  1
  Se  Se2  4  0.2031  0.5000  0.1942  1
  O  O3  8  0.1164  0.2681  0.2488  1
  O  O4  4  0.0634  0.0000  0.7453  1
  O  O5  4  0.1685  0.5000  0.8850  1
]