data_[Na2Ac2Te2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ac  1.1000  1.9500  1.2600
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.0450]
_cell_length_b [5.9619]
_cell_length_c [7.1222]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.1176]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaAcTeO4]
_chemical_formula_sum '[Na2 Ac2 Te2 O8]'
_cell_volume [241.0190]
_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
[
  Na  Na0  2  0.3792  0.2500  0.3324  1
  Ac  Ac1  2  0.2366  0.7500  0.9608  1
  Te  Te2  2  0.0327  0.2500  0.6535  1
  O  O3  4  0.1060  0.5217  0.2312  1
  O  O4  2  0.2371  0.7500  0.6079  1
  O  O5  2  0.3345  0.2500  0.9404  1
]