data_[Ho12Er4Sb8]
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
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.0396]
_cell_length_b [4.2685]
_cell_length_c [9.7081]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.9756]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ho3ErSb2]
_chemical_formula_sum '[Ho12 Er4 Sb8]'
_cell_volume [683.0483]
_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  0.0554  0.0000  0.6749  1
  Ho  Ho1  4  0.1443  0.5000  0.4769  1
  Ho  Ho2  4  0.1880  0.5000  0.8926  1
  Er  Er3  4  0.1093  0.0000  0.1125  1
  Sb  Sb4  4  0.0080  0.5000  0.8451  1
  Sb  Sb5  4  0.2490  0.5000  0.2776  1
]