data_SbIr2W
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.87
_cell_length_b   4.87
_cell_length_c   2.86
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SbIr2W
_chemical_formula_sum   'Sb1 Ir2 W1'
_cell_volume   67.65
_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
  Sb  Sb2  1  0.0  0.0  0.0  1.0
  Ir  Ir0  1  0.43  0.0  0.43  1.0
  Ir  Ir1  1  0.0  0.43  0.43  1.0
  W  W3  1  0.43  0.43  0.0  1.0

data_SbIr2W
_symmetry_space_group_name_H-M   Cm
_cell_length_a   6.88
_cell_length_b   6.88
_cell_length_c   2.86
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   SbIr2W
_chemical_formula_sum   'Sb2 Ir4 W2'
_cell_volume   135.3
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  Sb  Sb0  2  0.0  0.0  0.0  1.0
  Ir  Ir1  4  0.22  0.22  0.43  1.0
  W  W2  2  0.43  0.0  0.0  1.0

Sb Ir Ir W
Sb Ir Ir W 0 1 - o o 0 1 o o - 0 1 o o o 0 2 o - o 0 2 o o - 0 2 o o o 0 0 o o + 0 3 o o o 1 2 o o o 1 3 o - o 1 3 o o o 1 3 o o + 1 1 o o + 2 3 - o o 2 3 o o o 2 3 o o + 2 2 o o + 3 3 o o + 
WIr2Sb crystallizes in the monoclinic Cm space group. W(1) is bonded in a 2-coordinate geometry to eight equivalent Ir(1) atoms. There are a spread of W(1)-Ir(1) bond distances ranging from 2.44-3.21 Å. Ir(1) is bonded in a 10-coordinate geometry to four equivalent W(1), two equivalent Ir(1), and four equivalent Sb(1) atoms. Both Ir(1)-Ir(1) bond lengths are 2.86 Å. There are a spread of Ir(1)-Sb(1) bond distances ranging from 2.44-3.21 Å. Sb(1) is bonded in a 2-coordinate geometry to eight equivalent Ir(1) atoms.