data_[Ac3Th6Mg27]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Th  1.3000  1.8000  1.0800
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [6.0931]
_cell_length_b [6.0931]
_cell_length_c [29.9448]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [AcTh2Mg9]
_chemical_formula_sum '[Ac3 Th6 Mg27]'
_cell_volume [962.7852]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.0000  1
  Th  Th1  6  0.0000  0.0000  0.1479  1
  Mg  Mg2  18  0.0044  0.5022  0.9152  1
  Mg  Mg3  6  0.0000  0.0000  0.3344  1
  Mg  Mg4  3  -0.0000  -0.0000  0.5000  1
]