data_[La4Pr2Si8Ni4Ru4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Pr  1.1300  1.8500  1.0600
  Si  1.9000  1.1000  0.5400
  Ni  1.9100  1.3500  0.7400
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.1445]
_cell_length_b [4.2524]
_cell_length_c [23.7095]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [La2PrSi4(NiRu)2]
_chemical_formula_sum '[La4 Pr2 Si8 Ni4 Ru4]'
_cell_volume [417.8620]
_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
[
  La  La0  4  0.0000  0.5000  0.3527  1
  Pr  Pr1  2  0.0000  0.0000  0.0000  1
  Si  Si2  4  0.0000  0.0000  0.4493  1
  Si  Si3  4  0.0000  0.5000  0.2004  1
  Ni  Ni4  4  0.0000  0.5000  0.0984  1
  Ru  Ru5  4  0.0000  0.0000  0.2484  1
]