data_[Th6Co18Si18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Th  1.3000  1.8000  1.0800
  Co  1.8800  1.3500  0.7683
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [6.1455]
_cell_length_b [6.1455]
_cell_length_c [20.8397]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Th(CoSi)3]
_chemical_formula_sum '[Th6 Co18 Si18]'
_cell_volume [681.6151]
_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  6  0.0000  0.0000  0.3271  1
  Co  Co1  18  0.0309  0.2773  0.2060  1
  Si  Si2  18  0.0404  0.2778  0.0956  1
]