data_[Ho2Er3Al4]
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
  Al  1.6100  1.2500  0.6750
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [5.0830]
_cell_length_b [5.0830]
_cell_length_c [9.6403]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Ho2Er3Al4]
_chemical_formula_sum '[Ho2 Er3 Al4]'
_cell_volume [215.7072]
_cell_formula_units_Z [1]
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  2  0.3333  0.6667  0.7822  1.0
  Er  Er1  2  0.3333  0.6667  0.4194  1.0
  Er  Er2  1  0.0000  0.0000  0.0000  1.0
  Al  Al3  2  0.0000  0.0000  0.3509  1.0
  Al  Al4  2  0.3333  0.6667  0.0993  1.0
]