data_[Ac2Ga3Si1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Ga  1.8100  1.3000  0.7600
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [Pmm2]
_cell_length_a [4.3370]
_cell_length_b [4.6747]
_cell_length_c [7.5007]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [25]
_chemical_formula_structural [Ac2Ga3Si]
_chemical_formula_sum '[Ac2 Ga3 Si1]'
_cell_volume [152.0719]
_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
[
  Ac  Ac0  1  0.0000  0.0000  0.5045  1
  Ac  Ac1  1  0.5000  0.0000  0.9947  1
  Ga  Ga2  1  0.0000  0.5000  0.1692  1
  Ga  Ga3  1  0.0000  0.5000  0.8336  1
  Ga  Ga4  1  0.5000  0.5000  0.3337  1
  Si  Si5  1  0.5000  0.5000  0.6643  1
]