data_[Ho8Ga12Hg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Ga  1.8100  1.3000  0.7600
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [8.9109]
_cell_length_b [8.9109]
_cell_length_c [7.4728]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [Ho2Ga3Hg]
_chemical_formula_sum '[Ho8 Ga12 Hg4]'
_cell_volume [513.8759]
_cell_formula_units_Z [4]
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
[
  Ho  Ho0  6  0.0176  0.5088  0.2500  1
  Ho  Ho1  2  0.0000  0.0000  0.2500  1
  Ga  Ga2  12  0.1629  0.3258  0.0207  1
  Hg  Hg3  4  0.3333  0.6667  0.9553  1
]