data_[Ac2Er8Ga8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Er  1.2400  1.7500  1.0300
  Ga  1.8100  1.3000  0.7600
]
_symmetry_space_group_name_H-M [P4_2/n]
_cell_length_a [9.4585]
_cell_length_b [9.4585]
_cell_length_c [5.8176]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [86]
_chemical_formula_structural [Ac(ErGa)4]
_chemical_formula_sum '[Ac2 Er8 Ga8]'
_cell_volume [520.4641]
_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  2  0.0000  0.0000  0.0000  1
  Er  Er1  8  0.1022  0.3411  0.6154  1
  Ga  Ga2  8  0.1521  0.2940  0.1130  1
]