data_[Yb2Ce2Ni8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Yb  1.1000  1.7500  1.0840
  Ce  1.1200  1.8500  1.0800
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.0966]
_cell_length_b [7.1797]
_cell_length_c [7.0327]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [YbCeNi4]
_chemical_formula_sum '[Yb2 Ce2 Ni8]'
_cell_volume [206.8472]
_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
[
  Yb  Yb0  2  0.0000  0.5000  0.9623  1
  Ce  Ce1  2  0.0000  0.0000  0.0459  1
  Ni  Ni2  4  0.0000  0.1976  0.6613  1
  Ni  Ni3  4  0.0000  0.2959  0.3346  1
]