data_[Ca1Ac8Sm4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Ac  1.1000  1.9500  1.2600
  Sm  1.1700  1.8500  1.2290
]
_symmetry_space_group_name_H-M [Pm-3m]
_cell_length_a [8.4167]
_cell_length_b [8.4167]
_cell_length_c [8.4167]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [221]
_chemical_formula_structural [Ca(Ac2Sm)4]
_chemical_formula_sum '[Ca1 Ac8 Sm4]'
_cell_volume [596.2403]
_cell_formula_units_Z [1]
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
[
  Ca  Ca0  1  0.5000  0.5000  0.5000  1
  Ac  Ac1  8  0.2396  0.2396  0.2396  1
  Sm  Sm2  3  0.0000  0.5000  0.5000  1
  Sm  Sm3  1  0.0000  0.0000  0.0000  1
]