data_[Ho24Er8Mg8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [14.9166]
_cell_length_b [12.7591]
_cell_length_c [6.4403]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.3007]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Ho3ErMg]
_chemical_formula_sum '[Ho24 Er8 Mg8]'
_cell_volume [1187.7517]
_cell_formula_units_Z [8]
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  8  0.0958  0.3090  0.9586  1
  Ho  Ho1  8  0.1942  0.1849  0.6415  1
  Ho  Ho2  8  0.2061  0.0747  0.1487  1
  Er  Er3  8  0.1005  0.4246  0.4472  1
  Mg  Mg4  4  0.0000  0.0735  0.7500  1
  Mg  Mg5  4  0.0000  0.1687  0.2500  1
]