data_[Ho4Mg4Al12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Mg  1.3100  1.5000  0.8600
  Al  1.6100  1.2500  0.6750
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.3238]
_cell_length_b [27.4011]
_cell_length_c [4.4987]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [HoMgAl3]
_chemical_formula_sum '[Ho4 Mg4 Al12]'
_cell_volume [409.7200]
_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  4  0.0000  0.0742  0.2500  1.0
  Mg  Mg1  4  0.0000  0.2166  0.7500  1.0
  Al  Al2  4  0.0000  0.3231  0.7500  1.0
  Al  Al3  4  0.0000  0.3761  0.2500  1.0
  Al  Al4  4  0.0000  0.4755  0.2500  1.0
]