data_[Ho12Tm20Mg8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Tm  1.2500  1.7500  1.0950
  Mg  1.3100  1.5000  0.8600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [11.4932]
_cell_length_b [15.6724]
_cell_length_c [6.4680]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.8926]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Ho3Tm5Mg2]
_chemical_formula_sum '[Ho12 Tm20 Mg8]'
_cell_volume [1163.5647]
_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  8  0.1216  0.2513  0.1069  1.0
  Ho  Ho1  4  0.0000  0.0453  0.2500  1.0
  Tm  Tm2  8  0.1333  0.3442  0.6132  1.0
  Tm  Tm3  8  0.2498  0.4585  0.0038  1.0
  Tm  Tm4  4  0.0000  0.4667  0.2500  1.0
  Mg  Mg5  8  0.1150  0.1466  0.6374  1.0
]