data_[Ho2Mg16Zn4]
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
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.4487]
_cell_length_b [12.3391]
_cell_length_c [5.1433]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.4657]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ho(Mg4Zn)2]
_chemical_formula_sum '[Ho2 Mg16 Zn4]'
_cell_volume [514.1942]
_cell_formula_units_Z [2]
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  0.0000  0.0000  0.5000  1
  Mg  Mg1  8  0.1996  0.1235  0.0891  1
  Mg  Mg2  4  0.0000  0.2586  0.5000  1
  Mg  Mg3  4  0.1082  0.5000  0.3114  1
  Zn  Zn4  4  0.0000  0.3122  0.0000  1
]