data_SiIrW
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.7
_cell_length_b   4.7
_cell_length_c   4.7
_cell_angle_alpha   145.4
_cell_angle_beta   131.84
_cell_angle_gamma   60.65
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SiIrW
_chemical_formula_sum   'Si1 Ir1 W1'
_cell_volume   43.51
_cell_formula_units_Z   1
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  Si1  1  0.0  0.0  0.41  1.0
  Ir  Ir0  1  0.0  0.0  0.01  1.0
  W  W2  1  0.0  0.0  0.7  1.0

data_SiIrW
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.8
_cell_length_b   3.84
_cell_length_c   4.7
_cell_angle_alpha   114.08
_cell_angle_beta   107.3
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SiIrW
_chemical_formula_sum   'Si1 Ir1 W1'
_cell_volume   43.51
_cell_formula_units_Z   1
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  1  0.0  0.41  0.41  1.0
  Ir  Ir1  1  0.0  0.01  0.01  1.0
  W  W2  1  0.0  0.7  0.7  1.0

Si Ir W
Si Ir W 0 2 o o o 1 2 o o - 