data_[Ac1Ce1Ga2Ge2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Ce  1.1200  1.8500  1.0800
  Ga  1.8100  1.3000  0.7600
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [4.2708]
_cell_length_b [4.2708]
_cell_length_c [9.2490]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [AcCe(GaGe)2]
_chemical_formula_sum '[Ac1 Ce1 Ga2 Ge2]'
_cell_volume [146.0947]
_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  0.0000  1
  Ce  Ce1  1  0.0000  0.0000  0.5000  1
  Ga  Ga2  2  0.3333  0.6667  0.7733  1
  Ge  Ge3  2  0.3333  0.6667  0.3011  1
]