data_[Ac12Pr4Zn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Pr  1.1300  1.8500  1.0600
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [25.5358]
_cell_length_b [4.0113]
_cell_length_c [7.6063]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.8620]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac3PrZn]
_chemical_formula_sum '[Ac12 Pr4 Zn4]'
_cell_volume [771.8017]
_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
[
  Ac  Ac0  4  0.0129  0.0000  0.2449  1
  Ac  Ac1  4  0.1221  0.5000  0.9984  1
  Ac  Ac2  4  0.1573  0.0000  0.5229  1
  Pr  Pr3  4  0.2444  0.0000  0.1818  1
  Zn  Zn4  4  0.0614  0.5000  0.5607  1
]