data_[Ho4Er12Ni8]
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
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.8627]
_cell_length_b [3.8410]
_cell_length_c [11.2081]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.2786]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [HoEr3Ni2]
_chemical_formula_sum '[Ho4 Er12 Ni8]'
_cell_volume [570.9094]
_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  0.1539  0.0000  0.7454  1.0
  Er  Er1  4  0.0820  0.5000  0.9407  1.0
  Er  Er2  4  0.0823  0.5000  0.4399  1.0
  Er  Er3  4  0.1543  0.0000  0.2458  1.0
  Ni  Ni4  4  0.2312  0.0000  0.0510  1.0
  Ni  Ni5  4  0.2313  0.0000  0.5508  1.0
]