data_[Ho6Ga18Ag18]
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
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [7.9959]
_cell_length_b [7.9959]
_cell_length_c [15.8042]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Ho(GaAg)3]
_chemical_formula_sum '[Ho6 Ga18 Ag18]'
_cell_volume [875.0641]
_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
[
  Ho  Ho0  6  0.0000  0.0000  0.3291  1
  Ga  Ga1  18  0.0082  0.3645  0.1161  1
  Ag  Ag2  18  0.0026  0.2759  0.9420  1
]