data_KRu2W
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.07
_cell_length_b   3.07
_cell_length_c   8.46
_cell_angle_alpha   90.0
_cell_angle_beta   91.21
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KRu2W
_chemical_formula_sum   'K1 Ru2 W1'
_cell_volume   79.63
_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
  K  K0  1  0.0  0.0  0.0  1.0
  Ru  Ru1  1  0.46  0.53  0.74  1.0
  Ru  Ru2  1  0.43  0.53  0.72  1.0
  W  W3  1  0.91  0.0  0.23  1.0

data_KRu2W
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.07
_cell_length_b   3.07
_cell_length_c   8.46
_cell_angle_alpha   91.21
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KRu2W
_chemical_formula_sum   'K1 Ru2 W1'
_cell_volume   79.63
_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
  K  K0  1  0.0  0.0  0.0  1.0
  Ru  Ru1  1  0.47  0.54  0.26  1.0
  Ru  Ru2  1  0.47  0.57  0.28  1.0
  W  W3  1  0.0  0.09  0.77  1.0

K Ru Ru W
K Ru Ru W 0 3 - o o 1 2 o o o 
KW1(Ru)2 is alpha Niobium phosphide-like structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one potassium;tungsten molecule and one ruthenium molecule.