data_[Th18Si6Ge6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Th  1.3000  1.8000  1.0800
  Si  1.9000  1.1000  0.5400
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [7.2401]
_cell_length_b [7.2401]
_cell_length_c [19.5075]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Th3SiGe]
_chemical_formula_sum '[Th18 Si6 Ge6]'
_cell_volume [885.5680]
_cell_formula_units_Z [6]
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
[
  Th  Th0  18  0.0098  0.6348  0.7507  1
  Si  Si1  6  0.0000  0.0000  0.1819  1
  Ge  Ge2  6  0.0000  0.0000  0.3193  1
]