data_[Ac8Co8Ni4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Co  1.8800  1.3500  0.7683
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.1115]
_cell_length_b [4.2216]
_cell_length_c [10.7415]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.8361]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac2Co2Ni]
_chemical_formula_sum '[Ac8 Co8 Ni4]'
_cell_volume [457.2624]
_cell_formula_units_Z [4]
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  0.1007  0.0000  0.8946  1
  Ac  Ac1  4  0.2063  0.5000  0.6395  1
  Co  Co2  4  0.0325  0.0000  0.4147  1
  Co  Co3  4  0.0875  0.5000  0.1068  1
  Ni  Ni4  4  0.0647  0.5000  0.3206  1
]