data_[Ac12Ni2Os4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Ni  1.9100  1.3500  0.7400
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.2580]
_cell_length_b [4.4107]
_cell_length_c [8.3259]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.1944]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac6NiOs2]
_chemical_formula_sum '[Ac12 Ni2 Os4]'
_cell_volume [661.8719]
_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  4  0.0054  0.0000  0.2413  1
  Ac  Ac1  4  0.1649  0.5000  0.0892  1
  Ac  Ac2  4  0.1695  0.5000  0.5665  1
  Ni  Ni3  2  0.0000  0.5000  0.0000  1
  Os  Os4  4  0.1644  0.0000  0.3216  1
]