data_[Sr4Ca4Ac4Pr4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ca  1.0000  1.8000  1.1400
  Ac  1.1000  1.9500  1.2600
  Pr  1.1300  1.8500  1.0600
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [8.8352]
_cell_length_b [8.8352]
_cell_length_c [8.8352]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [SrCaAcPr]
_chemical_formula_sum '[Sr4 Ca4 Ac4 Pr4]'
_cell_volume [689.6800]
_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
[
  Sr  Sr0  4  0.2500  0.2500  0.2500  1
  Ca  Ca1  4  0.0000  0.0000  0.5000  1
  Ac  Ac2  4  0.0000  0.0000  0.0000  1
  Pr  Pr3  4  0.2500  0.2500  0.7500  1
]