data_[Si8Ni8Rh4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Si  1.9000  1.1000  0.5400
  Ni  1.9100  1.3500  0.7400
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.1169]
_cell_length_b [2.9912]
_cell_length_c [8.2385]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.9517]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Si2Ni2Rh]
_chemical_formula_sum '[Si8 Ni8 Rh4]'
_cell_volume [244.7434]
_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
[
  Si  Si0  4  0.0764  0.5000  0.9421  1.0
  Si  Si1  4  0.1313  0.5000  0.5588  1.0
  Ni  Ni2  4  0.0339  0.0000  0.6852  1.0
  Ni  Ni3  4  0.2459  0.0000  0.1131  1.0
  Rh  Rh4  4  0.1631  0.5000  0.3003  1.0
]