data_[Ac4Tb2Pr2Se12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Tb  1.1000  1.7500  0.9815
  Pr  1.1300  1.8500  1.0600
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.2728]
_cell_length_b [7.9991]
_cell_length_c [12.9170]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.6412]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Ac2TbPrSe6]
_chemical_formula_sum '[Ac4 Tb2 Pr2 Se12]'
_cell_volume [625.6082]
_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  4  0.2893  0.0956  0.2519  1
  Tb  Tb1  2  0.5000  0.0000  0.0000  1
  Pr  Pr2  2  0.0000  0.0000  0.5000  1
  Se  Se3  4  0.1134  0.0505  0.7554  1
  Se  Se4  4  0.2527  0.6836  0.5707  1
  Se  Se5  4  0.3979  0.1904  0.5703  1
]