data_[Ac8Cu6Ni2O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Cu  1.9000  1.3500  0.8200
  Ni  1.9100  1.3500  0.7400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Im-3m]
_cell_length_a [7.8910]
_cell_length_b [7.8910]
_cell_length_c [7.8910]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [229]
_chemical_formula_structural [Ac4Cu3NiO12]
_chemical_formula_sum '[Ac8 Cu6 Ni2 O24]'
_cell_volume [491.3592]
_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  8  0.2500  0.2500  0.2500  1
  Cu  Cu1  6  0.0000  0.0000  0.5000  1
  Ni  Ni2  2  0.0000  0.0000  0.0000  1
  O  O3  12  0.0000  0.0000  0.2555  1
  O  O4  12  0.0000  0.2500  0.5000  1
]