The material described by W3Bi17O34 crystallizes in the triclinic P1 space group. There are three inequivalent W sites. In the first W site, W(1) is bonded to one O(12), one O(20), one O(25), one O(6), one O(7), and one O(8) atom to form WO6 octahedra that share  a cornercorner with one Bi(13)O6 octahedra and  a cornercorner with one Bi(12)O5 square pyramid. The corner-sharing octahedral tilt angles are 53°. In the second W site, W(2) is bonded to one O(11), one O(13), one O(23), one O(24), one O(26), and one O(31) atom to form WO6 octahedra that share  a cornercorner with one Bi(13)O6 octahedra,  a cornercorner with one Bi(9)O6 octahedra, and  a cornercorner with one Bi(12)O5 square pyramid. The corner-sharing octahedral tilt angles range from 43-45°. In the third W site, W(3) is bonded in a 7-coordinate geometry to one O(21), one O(27), one O(28), one O(3), one O(33), one O(34), and one O(9) atom. There are seventeen inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 5-coordinate geometry to one O(16), one O(19), one O(22), one O(24), and one O(29) atom. In the second Bi site, Bi(2) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(8) atom. In the third Bi site, Bi(3) is bonded in a 6-coordinate geometry to one O(10), one O(22), one O(29), one O(30), one O(4), and one O(5) atom. In the fourth Bi site, Bi(4) is bonded in a 6-coordinate geometry to one O(11), one O(16), one O(19), one O(32), one O(4), and one O(9) atom. In the fifth Bi site, Bi(5) is bonded in a 6-coordinate geometry to one O(13), one O(17), one O(18), one O(26), one O(5), and one O(7) atom. In the sixth Bi site, Bi(6) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(15), one O(2), one O(20), and one O(30) atom. In the seventh Bi site, Bi(7) is bonded in a 4-coordinate geometry to one O(19), one O(34), one O(8), and one O(9) atom. In the eighth Bi site, Bi(8) is bonded to one O(16), one O(17), one O(22), one O(32), and one O(33) atom to form distorted BiO5 trigonal bipyramids that share  a cornercorner with one Bi(13)O6 octahedra and  a cornercorner with one Bi(14)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 64°. In the ninth Bi site, Bi(9) is bonded to one O(1), one O(13), one O(14), one O(21), one O(29), and one O(3) atom to form distorted BiO6 octahedra that share  a cornercorner with one W(2)O6 octahedra,  an edgeedge with one Bi(13)O6 octahedra, and  an edgeedge with one Bi(12)O5 square pyramid. The corner-sharing octahedral tilt angles are 45°. In the tenth Bi site, Bi(10) is bonded in a 6-coordinate geometry to one O(10), one O(18), one O(19), one O(21), one O(25), and one O(27) atom. In the eleventh Bi site, Bi(11) is bonded in a 7-coordinate geometry to one O(11), one O(16), one O(17), one O(20), one O(28), one O(3), and one O(6) atom. In the twelfth Bi site, Bi(12) is bonded to one O(1), one O(12), one O(14), one O(23), and one O(4) atom to form BiO5 square pyramids that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one Bi(13)O6 octahedra, and  an edgeedge with one Bi(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 35-45°. In the thirteenth Bi site, Bi(13) is bonded to one O(14), one O(15), one O(21), one O(26), one O(32), and one O(7) atom to form distorted BiO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one Bi(12)O5 square pyramid,  a cornercorner with one Bi(8)O5 trigonal bipyramid, and  an edgeedge with one Bi(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-53°. In the fourteenth Bi site, Bi(14) is bonded to one O(17), one O(18), one O(27), one O(28), and one O(30) atom to form distorted corner-sharing BiO5 trigonal bipyramids. In the fifteenth Bi site, Bi(15) is bonded in a 6-coordinate geometry to one O(14), one O(15), one O(29), one O(30), one O(34), and one O(6) atom. In the sixteenth Bi site, Bi(16) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(2), one O(27), and one O(31) atom. In the seventeenth Bi site, Bi(17) is bonded in a 6-coordinate geometry to one O(15), one O(2), one O(22), one O(24), one O(33), and one O(34) atom. There are thirty-four inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Bi(12), one Bi(16), one Bi(2), and one Bi(9) atom. In the second O site, O(2) is bonded to one Bi(16), one Bi(17), one Bi(2), and one Bi(6) atom to form OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra, and  an edgeedge with one O(15)Bi4 tetrahedra. In the third O site, O(3) is bonded to one W(3), one Bi(11), one Bi(2), and one Bi(9) atom to form OBi3W tetrahedra that share  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(14)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(17)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra, and  a cornercorner with one O(4)Bi4 tetrahedra. In the fourth O site, O(4) is bonded to one Bi(12), one Bi(2), one Bi(3), and one Bi(4) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(14)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(19)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra, and  a cornercorner with one O(30)Bi4 tetrahedra. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Bi(2), one Bi(3), and one Bi(5) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one W(1), one Bi(11), and one Bi(15) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one W(1), one Bi(13), and one Bi(5) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one W(1), one Bi(2), and one Bi(7) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to one W(3), one Bi(4), and one Bi(7) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Bi(10), one Bi(3), and one Bi(6) atom. In the eleventh O site, O(11) is bonded in a distorted single-bond geometry to one W(2), one Bi(11), one Bi(4), and one Bi(6) atom. In the twelfth O site, O(12) is bonded in a 2-coordinate geometry to one W(1) and one Bi(12) atom. In the thirteenth O site, O(13) is bonded in a trigonal planar geometry to one W(2), one Bi(5), and one Bi(9) atom. In the fourteenth O site, O(14) is bonded to one Bi(12), one Bi(13), one Bi(15), and one Bi(9) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra, and  an edgeedge with one O(29)Bi4 tetrahedra. In the fifteenth O site, O(15) is bonded to one Bi(13), one Bi(15), one Bi(17), and one Bi(6) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra,  an edgeedge with one O(34)Bi3W tetrahedra,  an edgeedge with one O(14)Bi4 tetrahedra,  an edgeedge with one O(2)Bi4 tetrahedra, and  an edgeedge with one O(30)Bi4 tetrahedra. In the sixteenth O site, O(16) is bonded to one Bi(1), one Bi(11), one Bi(4), and one Bi(8) atom to form OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(17)Bi4 tetrahedra,  an edgeedge with one O(19)Bi4 tetrahedra, and  an edgeedge with one O(22)Bi4 tetrahedra. In the seventeenth O site, O(17) is bonded to one Bi(11), one Bi(14), one Bi(5), and one Bi(8) atom to form OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra, and  an edgeedge with one O(16)Bi4 tetrahedra. In the eighteenth O site, O(18) is bonded in a distorted trigonal non-coplanar geometry to one Bi(10), one Bi(14), and one Bi(5) atom. In the nineteenth O site, O(19) is bonded to one Bi(1), one Bi(10), one Bi(4), and one Bi(7) atom to form OBi4 tetrahedra that share  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra, and  an edgeedge with one O(16)Bi4 tetrahedra. In the twentieth O site, O(20) is bonded in a distorted bent 150 degrees geometry to one W(1), one Bi(11), and one Bi(6) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one W(3), one Bi(10), one Bi(13), and one Bi(9) atom. In the twenty-second O site, O(22) is bonded to one Bi(1), one Bi(17), one Bi(3), and one Bi(8) atom to form OBi4 tetrahedra that share  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(17)Bi4 tetrahedra,  a cornercorner with one O(19)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(16)Bi4 tetrahedra, and  an edgeedge with one O(29)Bi4 tetrahedra. In the twenty-third O site, O(23) is bonded in a bent 150 degrees geometry to one W(2) and one Bi(12) atom. In the twenty-fourth O site, O(24) is bonded in a distorted trigonal planar geometry to one W(2), one Bi(1), and one Bi(17) atom. In the twenty-fifth O site, O(25) is bonded in a 1-coordinate geometry to one W(1) and one Bi(10) atom. In the twenty-sixth O site, O(26) is bonded in a distorted trigonal non-coplanar geometry to one W(2), one Bi(13), and one Bi(5) atom. In the twenty-seventh O site, O(27) is bonded in a distorted trigonal planar geometry to one W(3), one Bi(10), one Bi(14), and one Bi(16) atom. In the twenty-eighth O site, O(28) is bonded in a trigonal planar geometry to one W(3), one Bi(11), and one Bi(14) atom. In the twenty-ninth O site, O(29) is bonded to one Bi(1), one Bi(15), one Bi(3), and one Bi(9) atom to form OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(19)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(14)Bi4 tetrahedra,  an edgeedge with one O(22)Bi4 tetrahedra, and  an edgeedge with one O(30)Bi4 tetrahedra. In the thirtieth O site, O(30) is bonded to one Bi(14), one Bi(15), one Bi(3), and one Bi(6) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(14)Bi4 tetrahedra,  a cornercorner with one O(17)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra, and  an edgeedge with one O(29)Bi4 tetrahedra. In the thirty-first O site, O(31) is bonded in a linear geometry to one W(2) and one Bi(16) atom. In the thirty-second O site, O(32) is bonded in a trigonal planar geometry to one Bi(13), one Bi(4), and one Bi(8) atom. In the thirty-third O site, O(33) is bonded in a 3-coordinate geometry to one W(3), one Bi(17), and one Bi(8) atom. In the thirty-fourth O site, O(34) is bonded to one W(3), one Bi(15), one Bi(17), and one Bi(7) atom to form OBi3W tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(14)Bi4 tetrahedra,  a cornercorner with one O(19)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra, and  an edgeedge with one O(15)Bi4 tetrahedra. is represented by the CIF file [CIF]
data_Bi17W3O34
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.274
_cell_length_b   10.410
_cell_length_c   10.418
_cell_angle_alpha   107.605
_cell_angle_beta   106.168
_cell_angle_gamma   113.206
_symmetry_Int_Tables_number   1
_cell_volume   869.855
_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
  Bi  Bi0  1  0.778  0.693  0.720  1.0
  Bi  Bi1  1  0.527  0.918  0.189  1.0
  Bi  Bi2  1  0.641  0.633  0.001  1.0
  Bi  Bi3  1  0.497  0.597  0.320  1.0
  Bi  Bi4  1  0.984  0.092  0.291  1.0
  Bi  Bi5  1  0.573  0.280  0.077  1.0
  Bi  Bi6  1  0.803  0.027  0.592  1.0
  Bi  Bi7  1  0.348  0.538  0.579  1.0
  Bi  Bi8  1  0.111  0.785  0.131  1.0
  Bi  Bi9  1  0.938  0.741  0.425  1.0
  Bi  Bi10  1  0.437  0.233  0.401  1.0
  Bi  Bi11  1  0.184  0.493  0.913  1.0
  Bi  Bi12  1  0.025  0.439  0.219  1.0
  Bi  Bi13  1  0.270  0.167  0.666  1.0
  Bi  Bi14  1  0.743  0.350  0.822  1.0
  Bi  Bi15  1  0.242  0.834  0.798  1.0
  Bi  Bi16  1  0.670  0.978  0.879  1.0
  W  W17  1  0.846  0.352  0.497  1.0
  W  W18  1  0.111  0.126  0.006  1.0
  W  W19  1  0.396  0.911  0.515  1.0
  O  O20  1  0.209  0.740  0.972  1.0
  O  O21  1  0.478  0.010  0.980  1.0
  O  O22  1  0.380  0.958  0.304  1.0
  O  O23  1  0.432  0.653  0.116  1.0
  O  O24  1  0.742  0.893  0.124  1.0
  O  O25  1  0.682  0.345  0.577  1.0
  O  O26  1  0.991  0.351  0.415  1.0
  O  O27  1  0.754  0.101  0.411  1.0
  O  O28  1  0.537  0.842  0.438  1.0
  O  O29  1  0.743  0.582  0.196  1.0
  O  O30  1  0.322  0.274  0.144  1.0
  O  O31  1  0.950  0.349  0.680  1.0
  O  O32  1  0.096  0.012  0.137  1.0
  O  O33  1  0.050  0.502  0.035  1.0
  O  O34  1  0.758  0.275  0.021  1.0
  O  O35  1  0.532  0.524  0.518  1.0
  O  O36  1  0.279  0.280  0.507  1.0
  O  O37  1  0.017  0.977  0.442  1.0
  O  O38  1  0.774  0.774  0.511  1.0
  O  O39  1  0.672  0.283  0.306  1.0
  O  O40  1  0.180  0.747  0.356  1.0
  O  O41  1  0.594  0.703  0.796  1.0
  O  O42  1  0.110  0.241  0.895  1.0
  O  O43  1  0.869  0.957  0.836  1.0
  O  O44  1  0.937  0.570  0.572  1.0
  O  O45  1  0.004  0.207  0.110  1.0
  O  O46  1  0.264  0.946  0.643  1.0
  O  O47  1  0.407  0.115  0.552  1.0
  O  O48  1  0.826  0.633  0.932  1.0
  O  O49  1  0.529  0.332  0.855  1.0
  O  O50  1  0.149  0.980  0.880  1.0
  O  O51  1  0.277  0.515  0.349  1.0
  O  O52  1  0.430  0.811  0.648  1.0
  O  O53  1  0.652  0.079  0.701  1.0
[/CIF]
.
The material described by W3Bi17O34 crystallizes in the triclinic P1 space group. There are three inequivalent W sites. In the first W site, W(1) is bonded to one O(12), one O(20), one O(25), one O(6), one O(7), and one O(8) atom to form WO6 octahedra that share  a cornercorner with one Bi(13)O6 octahedra and  a cornercorner with one Bi(12)O5 square pyramid. The corner-sharing octahedral tilt angles are 53°. In the second W site, W(2) is bonded to one O(11), one O(13), one O(23), one O(24), one O(26), and one O(31) atom to form WO6 octahedra that share  a cornercorner with one Bi(13)O6 octahedra,  a cornercorner with one Bi(9)O6 octahedra, and  a cornercorner with one Bi(12)O5 square pyramid. The corner-sharing octahedral tilt angles range from 43-45°. In the third W site, W(3) is bonded in a 7-coordinate geometry to one O(21), one O(27), one O(28), one O(3), one O(33), one O(34), and one O(9) atom. There are seventeen inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 5-coordinate geometry to one O(16), one O(19), one O(22), one O(24), and one O(29) atom. In the second Bi site, Bi(2) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(8) atom. In the third Bi site, Bi(3) is bonded in a 6-coordinate geometry to one O(10), one O(22), one O(29), one O(30), one O(4), and one O(5) atom. In the fourth Bi site, Bi(4) is bonded in a 6-coordinate geometry to one O(11), one O(16), one O(19), one O(32), one O(4), and one O(9) atom. In the fifth Bi site, Bi(5) is bonded in a 6-coordinate geometry to one O(13), one O(17), one O(18), one O(26), one O(5), and one O(7) atom. In the sixth Bi site, Bi(6) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(15), one O(2), one O(20), and one O(30) atom. In the seventh Bi site, Bi(7) is bonded in a 4-coordinate geometry to one O(19), one O(34), one O(8), and one O(9) atom. In the eighth Bi site, Bi(8) is bonded to one O(16), one O(17), one O(22), one O(32), and one O(33) atom to form distorted BiO5 trigonal bipyramids that share  a cornercorner with one Bi(13)O6 octahedra and  a cornercorner with one Bi(14)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 64°. In the ninth Bi site, Bi(9) is bonded to one O(1), one O(13), one O(14), one O(21), one O(29), and one O(3) atom to form distorted BiO6 octahedra that share  a cornercorner with one W(2)O6 octahedra,  an edgeedge with one Bi(13)O6 octahedra, and  an edgeedge with one Bi(12)O5 square pyramid. The corner-sharing octahedral tilt angles are 45°. In the tenth Bi site, Bi(10) is bonded in a 6-coordinate geometry to one O(10), one O(18), one O(19), one O(21), one O(25), and one O(27) atom. In the eleventh Bi site, Bi(11) is bonded in a 7-coordinate geometry to one O(11), one O(16), one O(17), one O(20), one O(28), one O(3), and one O(6) atom. In the twelfth Bi site, Bi(12) is bonded to one O(1), one O(12), one O(14), one O(23), and one O(4) atom to form BiO5 square pyramids that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one Bi(13)O6 octahedra, and  an edgeedge with one Bi(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 35-45°. In the thirteenth Bi site, Bi(13) is bonded to one O(14), one O(15), one O(21), one O(26), one O(32), and one O(7) atom to form distorted BiO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one Bi(12)O5 square pyramid,  a cornercorner with one Bi(8)O5 trigonal bipyramid, and  an edgeedge with one Bi(9)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-53°. In the fourteenth Bi site, Bi(14) is bonded to one O(17), one O(18), one O(27), one O(28), and one O(30) atom to form distorted corner-sharing BiO5 trigonal bipyramids. In the fifteenth Bi site, Bi(15) is bonded in a 6-coordinate geometry to one O(14), one O(15), one O(29), one O(30), one O(34), and one O(6) atom. In the sixteenth Bi site, Bi(16) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(2), one O(27), and one O(31) atom. In the seventeenth Bi site, Bi(17) is bonded in a 6-coordinate geometry to one O(15), one O(2), one O(22), one O(24), one O(33), and one O(34) atom. There are thirty-four inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Bi(12), one Bi(16), one Bi(2), and one Bi(9) atom. In the second O site, O(2) is bonded to one Bi(16), one Bi(17), one Bi(2), and one Bi(6) atom to form OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra, and  an edgeedge with one O(15)Bi4 tetrahedra. In the third O site, O(3) is bonded to one W(3), one Bi(11), one Bi(2), and one Bi(9) atom to form OBi3W tetrahedra that share  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(14)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(17)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra, and  a cornercorner with one O(4)Bi4 tetrahedra. In the fourth O site, O(4) is bonded to one Bi(12), one Bi(2), one Bi(3), and one Bi(4) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(14)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(19)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra, and  a cornercorner with one O(30)Bi4 tetrahedra. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Bi(2), one Bi(3), and one Bi(5) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one W(1), one Bi(11), and one Bi(15) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one W(1), one Bi(13), and one Bi(5) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one W(1), one Bi(2), and one Bi(7) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to one W(3), one Bi(4), and one Bi(7) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Bi(10), one Bi(3), and one Bi(6) atom. In the eleventh O site, O(11) is bonded in a distorted single-bond geometry to one W(2), one Bi(11), one Bi(4), and one Bi(6) atom. In the twelfth O site, O(12) is bonded in a 2-coordinate geometry to one W(1) and one Bi(12) atom. In the thirteenth O site, O(13) is bonded in a trigonal planar geometry to one W(2), one Bi(5), and one Bi(9) atom. In the fourteenth O site, O(14) is bonded to one Bi(12), one Bi(13), one Bi(15), and one Bi(9) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra, and  an edgeedge with one O(29)Bi4 tetrahedra. In the fifteenth O site, O(15) is bonded to one Bi(13), one Bi(15), one Bi(17), and one Bi(6) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra,  an edgeedge with one O(34)Bi3W tetrahedra,  an edgeedge with one O(14)Bi4 tetrahedra,  an edgeedge with one O(2)Bi4 tetrahedra, and  an edgeedge with one O(30)Bi4 tetrahedra. In the sixteenth O site, O(16) is bonded to one Bi(1), one Bi(11), one Bi(4), and one Bi(8) atom to form OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(17)Bi4 tetrahedra,  an edgeedge with one O(19)Bi4 tetrahedra, and  an edgeedge with one O(22)Bi4 tetrahedra. In the seventeenth O site, O(17) is bonded to one Bi(11), one Bi(14), one Bi(5), and one Bi(8) atom to form OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra, and  an edgeedge with one O(16)Bi4 tetrahedra. In the eighteenth O site, O(18) is bonded in a distorted trigonal non-coplanar geometry to one Bi(10), one Bi(14), and one Bi(5) atom. In the nineteenth O site, O(19) is bonded to one Bi(1), one Bi(10), one Bi(4), and one Bi(7) atom to form OBi4 tetrahedra that share  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra, and  an edgeedge with one O(16)Bi4 tetrahedra. In the twentieth O site, O(20) is bonded in a distorted bent 150 degrees geometry to one W(1), one Bi(11), and one Bi(6) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one W(3), one Bi(10), one Bi(13), and one Bi(9) atom. In the twenty-second O site, O(22) is bonded to one Bi(1), one Bi(17), one Bi(3), and one Bi(8) atom to form OBi4 tetrahedra that share  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(17)Bi4 tetrahedra,  a cornercorner with one O(19)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(16)Bi4 tetrahedra, and  an edgeedge with one O(29)Bi4 tetrahedra. In the twenty-third O site, O(23) is bonded in a bent 150 degrees geometry to one W(2) and one Bi(12) atom. In the twenty-fourth O site, O(24) is bonded in a distorted trigonal planar geometry to one W(2), one Bi(1), and one Bi(17) atom. In the twenty-fifth O site, O(25) is bonded in a 1-coordinate geometry to one W(1) and one Bi(10) atom. In the twenty-sixth O site, O(26) is bonded in a distorted trigonal non-coplanar geometry to one W(2), one Bi(13), and one Bi(5) atom. In the twenty-seventh O site, O(27) is bonded in a distorted trigonal planar geometry to one W(3), one Bi(10), one Bi(14), and one Bi(16) atom. In the twenty-eighth O site, O(28) is bonded in a trigonal planar geometry to one W(3), one Bi(11), and one Bi(14) atom. In the twenty-ninth O site, O(29) is bonded to one Bi(1), one Bi(15), one Bi(3), and one Bi(9) atom to form OBi4 tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(19)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(14)Bi4 tetrahedra,  an edgeedge with one O(22)Bi4 tetrahedra, and  an edgeedge with one O(30)Bi4 tetrahedra. In the thirtieth O site, O(30) is bonded to one Bi(14), one Bi(15), one Bi(3), and one Bi(6) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(34)Bi3W tetrahedra,  a cornercorner with one O(14)Bi4 tetrahedra,  a cornercorner with one O(17)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(4)Bi4 tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra, and  an edgeedge with one O(29)Bi4 tetrahedra. In the thirty-first O site, O(31) is bonded in a linear geometry to one W(2) and one Bi(16) atom. In the thirty-second O site, O(32) is bonded in a trigonal planar geometry to one Bi(13), one Bi(4), and one Bi(8) atom. In the thirty-third O site, O(33) is bonded in a 3-coordinate geometry to one W(3), one Bi(17), and one Bi(8) atom. In the thirty-fourth O site, O(34) is bonded to one W(3), one Bi(15), one Bi(17), and one Bi(7) atom to form OBi3W tetrahedra that share  a cornercorner with one O(3)Bi3W tetrahedra,  a cornercorner with one O(14)Bi4 tetrahedra,  a cornercorner with one O(19)Bi4 tetrahedra,  a cornercorner with one O(2)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(29)Bi4 tetrahedra,  a cornercorner with one O(30)Bi4 tetrahedra, and  an edgeedge with one O(15)Bi4 tetrahedra. is represented by the CIF file [CIF]
data_Bi17W3O34
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.274
_cell_length_b   10.410
_cell_length_c   10.418
_cell_angle_alpha   107.605
_cell_angle_beta   106.168
_cell_angle_gamma   113.206
_symmetry_Int_Tables_number   1
_cell_volume   869.855
_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
  Bi  Bi0  1  0.778  0.693  0.720  1.0
  Bi  Bi1  1  0.527  0.918  0.189  1.0
  Bi  Bi2  1  0.641  0.633  0.001  1.0
  Bi  Bi3  1  0.497  0.597  0.320  1.0
  Bi  Bi4  1  0.984  0.092  0.291  1.0
  Bi  Bi5  1  0.573  0.280  0.077  1.0
  Bi  Bi6  1  0.803  0.027  0.592  1.0
  Bi  Bi7  1  0.348  0.538  0.579  1.0
  Bi  Bi8  1  0.111  0.785  0.131  1.0
  Bi  Bi9  1  0.938  0.741  0.425  1.0
  Bi  Bi10  1  0.437  0.233  0.401  1.0
  Bi  Bi11  1  0.184  0.493  0.913  1.0
  Bi  Bi12  1  0.025  0.439  0.219  1.0
  Bi  Bi13  1  0.270  0.167  0.666  1.0
  Bi  Bi14  1  0.743  0.350  0.822  1.0
  Bi  Bi15  1  0.242  0.834  0.798  1.0
  Bi  Bi16  1  0.670  0.978  0.879  1.0
  W  W17  1  0.846  0.352  0.497  1.0
  W  W18  1  0.111  0.126  0.006  1.0
  W  W19  1  0.396  0.911  0.515  1.0
  O  O20  1  0.209  0.740  0.972  1.0
  O  O21  1  0.478  0.010  0.980  1.0
  O  O22  1  0.380  0.958  0.304  1.0
  O  O23  1  0.432  0.653  0.116  1.0
  O  O24  1  0.742  0.893  0.124  1.0
  O  O25  1  0.682  0.345  0.577  1.0
  O  O26  1  0.991  0.351  0.415  1.0
  O  O27  1  0.754  0.101  0.411  1.0
  O  O28  1  0.537  0.842  0.438  1.0
  O  O29  1  0.743  0.582  0.196  1.0
  O  O30  1  0.322  0.274  0.144  1.0
  O  O31  1  0.950  0.349  0.680  1.0
  O  O32  1  0.096  0.012  0.137  1.0
  O  O33  1  0.050  0.502  0.035  1.0
  O  O34  1  0.758  0.275  0.021  1.0
  O  O35  1  0.532  0.524  0.518  1.0
  O  O36  1  0.279  0.280  0.507  1.0
  O  O37  1  0.017  0.977  0.442  1.0
  O  O38  1  0.774  0.774  0.511  1.0
  O  O39  1  0.672  0.283  0.306  1.0
  O  O40  1  0.180  0.747  0.356  1.0
  O  O41  1  0.594  0.703  0.796  1.0
  O  O42  1  0.110  0.241  0.895  1.0
  O  O43  1  0.869  0.957  0.836  1.0
  O  O44  1  0.937  0.570  0.572  1.0
  O  O45  1  0.004  0.207  0.110  1.0
  O  O46  1  0.264  0.946  0.643  1.0
  O  O47  1  0.407  0.115  0.552  1.0
  O  O48  1  0.826  0.633  0.932  1.0
  O  O49  1  0.529  0.332  0.855  1.0
  O  O50  1  0.149  0.980  0.880  1.0
  O  O51  1  0.277  0.515  0.349  1.0
  O  O52  1  0.430  0.811  0.648  1.0
  O  O53  1  0.652  0.079  0.701  1.0
[/CIF]
.