data_[Yb4Si4Ni4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Yb  1.1000  1.7500  1.0840
  Si  1.9000  1.1000  0.5400
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [P2_13]
_cell_length_a [6.0738]
_cell_length_b [6.0738]
_cell_length_c [6.0738]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [198]
_chemical_formula_structural [YbSiNi]
_chemical_formula_sum '[Yb4 Si4 Ni4]'
_cell_volume [224.0713]
_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
[
  Yb  Yb0  4  0.1448  0.1448  0.1448  1.0
  Si  Si1  4  0.1610  0.3390  0.6610  1.0
  Ni  Ni2  4  0.0815  0.5815  0.9185  1.0
]