data_[Ac8In2Si2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  In  1.7800  1.5500  0.9400
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.4888]
_cell_length_b [7.4325]
_cell_length_c [9.2209]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.3180]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Ac4InSi]
_chemical_formula_sum '[Ac8 In2 Si2]'
_cell_volume [441.0841]
_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  0.3691  0.5087  0.2449  1
  Ac  Ac1  2  0.1354  0.2500  0.5531  1
  Ac  Ac2  2  0.1554  0.7500  0.8563  1
  In  In3  2  0.2366  0.2500  0.9224  1
  Si  Si4  2  0.3501  0.7500  0.5372  1
]