data_[Na4Ac8Pr4Te20]
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
  Pr  1.1300  1.8500  1.0600
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.6708]
_cell_length_b [19.3169]
_cell_length_c [14.1694]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [NaAc2PrTe5]
_chemical_formula_sum '[Na4 Ac8 Pr4 Te20]'
_cell_volume [1278.4328]
_cell_formula_units_Z [4]
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  4  0.0000  0.4652  0.4674  1
  Ac  Ac1  4  0.0000  0.1046  0.6844  1
  Ac  Ac2  4  0.0000  0.1311  0.3000  1
  Pr  Pr3  4  0.0000  0.2012  0.0070  1
  Te  Te4  4  0.0000  0.0542  0.0832  1
  Te  Te5  4  0.0000  0.2805  0.6639  1
  Te  Te6  4  0.0000  0.3120  0.3483  1
  Te  Te7  4  0.0000  0.3667  0.9980  1
  Te  Te8  4  0.0000  0.4944  0.7716  1
]