data_[Sc18Hg6C6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sc  1.3600  1.6000  0.8850
  Hg  2.0000  1.5000  1.2450
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [R-3c]
_cell_length_a [7.8645]
_cell_length_b [7.8645]
_cell_length_c [11.0158]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [167]
_chemical_formula_structural [Sc3HgC]
_chemical_formula_sum '[Sc18 Hg6 C6]'
_cell_volume [590.0504]
_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
[
  Sc  Sc0  18  0.0000  0.2708  0.2500  1
  Hg  Hg1  6  0.0000  0.0000  0.0000  1
  C  C2  6  0.0000  0.0000  0.2500  1
]