data_Ru3W
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.17
_cell_length_b   5.17
_cell_length_c   5.17
_cell_angle_alpha   148.93
_cell_angle_beta   64.48
_cell_angle_gamma   125.05
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ru3W
_chemical_formula_sum   'Ru3 W1'
_cell_volume   57.69
_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
  Ru  Ru0  1  0.0  0.19  0.39  1.0
  Ru  Ru1  1  0.0  0.0  0.98  1.0
  Ru  Ru2  1  0.38  0.18  0.0  1.0
  W  W3  1  0.38  0.0  0.58  1.0

data_Ru3W
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.77
_cell_length_b   4.77
_cell_length_c   5.17
_cell_angle_alpha   117.48
_cell_angle_beta   105.53
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ru3W
_chemical_formula_sum   'Ru3 W1'
_cell_volume   57.69
_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
  Ru  Ru0  1  0.0  0.82  0.21  1.0
  Ru  Ru1  1  0.39  0.19  0.19  1.0
  Ru  Ru2  1  0.98  0.98  0.98  1.0
  W  W3  1  0.58  0.58  0.96  1.0

Ru Ru Ru W
Ru Ru Ru W 0 1 o o - 1 2 o o + 2 3 o o - 