data_[Ce4Er10Ni8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  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 [17.7765]
_cell_length_b [3.4957]
_cell_length_c [9.0584]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.4527]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ce2Er5Ni4]
_chemical_formula_sum '[Ce4 Er10 Ni8]'
_cell_volume [499.5153]
_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
[
  Ce  Ce0  4  0.0320  0.0000  0.3834  1
  Er  Er1  4  0.1593  0.0000  0.9543  1
  Er  Er2  4  0.2357  0.0000  0.6578  1
  Er  Er3  2  0.0000  0.5000  0.0000  1
  Ni  Ni4  4  0.1126  0.5000  0.6885  1
  Ni  Ni5  4  0.1283  0.0000  0.2361  1
]