The material structure described by Bi17(WO11)3 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(1), one O(10), one O(19), one O(25), one O(5), and one O(9) atom to form WO6 octahedra that share  a cornercorner with one Bi(12)O6 pentagonal pyramid and  a cornercorner with one Bi(4)O6 pentagonal pyramid. In the second W site, W(2) is bonded to one O(21), one O(27), one O(30), one O(33), one O(4), and one O(8) atom to form WO6 octahedra that share  a cornercorner with one Bi(4)O6 pentagonal pyramid and  a cornercorner with one Bi(3)O5 square pyramid. In the third W site, W(3) is bonded to one O(18), one O(23), one O(28), one O(3), and one O(6) atom to form WO5 trigonal bipyramids that share  a cornercorner with one Bi(12)O6 pentagonal pyramid and  a cornercorner with one Bi(4)O6 pentagonal pyramid. There are seventeen inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(2), one O(20), and one O(3) atom. In the second Bi site, Bi(2) is bonded in a distorted see-saw-like geometry to one O(11), one O(26), one O(4), and one O(9) atom. In the third Bi site, Bi(3) is bonded to one O(14), one O(17), one O(2), one O(27), and one O(31) atom to form distorted BiO5 square pyramids that share  a cornercorner with one W(2)O6 octahedra. The corner-sharing octahedral tilt angles are 66°. In the fourth Bi site, Bi(4) is bonded to one O(12), one O(13), one O(3), one O(5), one O(7), and one O(8) atom to form distorted BiO6 pentagonal pyramids that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(3)O5 trigonal bipyramid, and  an edgeedge with one Bi(12)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 4-49°. In the fifth Bi site, Bi(5) is bonded in a 5-coordinate geometry to one O(10), one O(12), one O(17), one O(21), and one O(32) atom. In the sixth Bi site, Bi(6) is bonded in a 5-coordinate geometry to one O(15), one O(20), one O(22), one O(28), and one O(7) atom. In the seventh Bi site, Bi(7) is bonded in a 6-coordinate geometry to one O(11), one O(13), one O(14), one O(18), one O(23), and one O(31) atom. In the eighth Bi site, Bi(8) is bonded in a distorted pentagonal planar geometry to one O(16), one O(19), one O(29), one O(30), and one O(6) atom. In the ninth Bi site, Bi(9) is bonded in a 6-coordinate geometry to one O(1), one O(13), one O(14), one O(20), one O(24), and one O(8) atom. In the tenth Bi site, Bi(10) is bonded in a 5-coordinate geometry to one O(11), one O(16), one O(23), one O(32), and one O(33) atom. In the eleventh Bi site, Bi(11) is bonded in a 5-coordinate geometry to one O(10), one O(15), one O(2), one O(21), and one O(27) atom. In the twelfth Bi site, Bi(12) is bonded to one O(12), one O(19), one O(22), one O(26), one O(6), and one O(7) atom to form distorted BiO6 pentagonal pyramids that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(3)O5 trigonal bipyramid, and  an edgeedge with one Bi(4)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles are 47°. In the thirteenth Bi site, Bi(13) is bonded in a 6-coordinate geometry to one O(13), one O(18), one O(21), one O(24), one O(26), and one O(29) atom. In the fourteenth Bi site, Bi(14) is bonded in a 7-coordinate geometry to one O(14), one O(17), one O(23), one O(25), one O(28), one O(33), and one O(4) atom. In the fifteenth Bi site, Bi(15) is bonded in a 5-coordinate geometry to one O(15), one O(16), one O(22), one O(27), and one O(31) atom. In the sixteenth Bi site, Bi(16) is bonded in a 7-coordinate geometry to one O(11), one O(20), one O(22), one O(24), one O(26), one O(31), and one O(32) atom. In the seventeenth Bi site, Bi(17) is bonded in a 7-coordinate geometry to one O(10), one O(15), one O(16), one O(24), one O(28), one O(29), and one O(32) atom. There are thirty-three inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one W(1), one Bi(1), and one Bi(9) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Bi(1), one Bi(11), and one Bi(3) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one W(3), one Bi(1), and one Bi(4) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one W(2), one Bi(14), and one Bi(2) atom. In the fifth O site, O(5) is bonded in a linear geometry to one W(1) and one Bi(4) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one W(3), one Bi(12), and one Bi(8) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Bi(12), one Bi(4), and one Bi(6) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one W(2), one Bi(4), and one Bi(9) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one W(1) and one Bi(2) atom. In the tenth O site, O(10) is bonded to one W(1), one Bi(11), one Bi(17), and one Bi(5) atom to form OBi3W tetrahedra that share  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  an edgeedge with one O(21)Bi3W tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra, and  an edgeedge with one O(32)Bi4 tetrahedra. In the eleventh O site, O(11) is bonded to one Bi(10), one Bi(16), one Bi(2), and one Bi(7) atom to form OBi4 tetrahedra that share  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(14)Bi4 trigonal pyramid,  an edgeedge with one O(23)Bi3W tetrahedra,  an edgeedge with one O(26)Bi4 tetrahedra,  an edgeedge with one O(31)Bi4 tetrahedra, and  an edgeedge with one O(32)Bi4 tetrahedra. In the twelfth O site, O(12) is bonded in a trigonal planar geometry to one Bi(12), one Bi(4), and one Bi(5) atom. In the thirteenth O site, O(13) is bonded to one Bi(13), one Bi(4), one Bi(7), and one Bi(9) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(23)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  an edgeedge with one O(24)Bi4 tetrahedra, and  an edgeedge with one O(14)Bi4 trigonal pyramid. In the fourteenth O site, O(14) is bonded to one Bi(14), one Bi(3), one Bi(7), and one Bi(9) atom to form distorted OBi4 trigonal pyramids that share  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  an edgeedge with one O(23)Bi3W tetrahedra,  an edgeedge with one O(13)Bi4 tetrahedra, and  an edgeedge with one O(31)Bi4 tetrahedra. In the fifteenth O site, O(15) is bonded to one Bi(11), one Bi(15), one Bi(17), and one Bi(6) atom to form OBi4 tetrahedra that share  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(10)Bi3W tetrahedra,  an edgeedge with one O(28)Bi3W tetrahedra,  an edgeedge with one O(16)Bi4 tetrahedra, and  an edgeedge with one O(22)Bi4 tetrahedra. In the sixteenth O site, O(16) is bonded to one Bi(10), one Bi(15), one Bi(17), and one Bi(8) atom to form OBi4 tetrahedra that share  a cornercorner with one O(10)Bi3W tetrahedra,  a cornercorner with one O(23)Bi3W tetrahedra,  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra, and  an edgeedge with one O(32)Bi4 tetrahedra. In the seventeenth O site, O(17) is bonded in a trigonal non-coplanar geometry to one Bi(14), one Bi(3), and one Bi(5) atom. In the eighteenth O site, O(18) is bonded in a distorted trigonal non-coplanar geometry to one W(3), one Bi(13), and one Bi(7) atom. In the nineteenth O site, O(19) is bonded in a 3-coordinate geometry to one W(1), one Bi(12), and one Bi(8) atom. In the twentieth O site, O(20) is bonded to one Bi(1), one Bi(16), one Bi(6), and one Bi(9) atom to form OBi4 tetrahedra that share  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  a cornercorner with one O(14)Bi4 trigonal pyramid,  an edgeedge with one O(22)Bi4 tetrahedra, and  an edgeedge with one O(24)Bi4 tetrahedra. In the twenty-first O site, O(21) is bonded to one W(2), one Bi(11), one Bi(13), and one Bi(5) atom to form OBi3W tetrahedra that share  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra, and  an edgeedge with one O(10)Bi3W tetrahedra. In the twenty-second O site, O(22) is bonded to one Bi(12), one Bi(15), one Bi(16), and one Bi(6) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra,  an edgeedge with one O(20)Bi4 tetrahedra,  an edgeedge with one O(26)Bi4 tetrahedra, and  an edgeedge with one O(31)Bi4 tetrahedra. In the twenty-third O site, O(23) is bonded to one W(3), one Bi(10), one Bi(14), and one Bi(7) atom to form OBi3W tetrahedra that share  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(28)Bi3W tetrahedra,  an edgeedge with one O(11)Bi4 tetrahedra, and  an edgeedge with one O(14)Bi4 trigonal pyramid. In the twenty-fourth O site, O(24) is bonded to one Bi(13), one Bi(16), one Bi(17), and one Bi(9) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(10)Bi3W tetrahedra,  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(14)Bi4 trigonal pyramid,  an edgeedge with one O(13)Bi4 tetrahedra,  an edgeedge with one O(20)Bi4 tetrahedra,  an edgeedge with one O(26)Bi4 tetrahedra, and  an edgeedge with one O(32)Bi4 tetrahedra. In the twenty-fifth O site, O(25) is bonded in a bent 150 degrees geometry to one W(1) and one Bi(14) atom. In the twenty-sixth O site, O(26) is bonded to one Bi(12), one Bi(13), one Bi(16), and one Bi(2) atom to form OBi4 tetrahedra that share  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(11)Bi4 tetrahedra,  an edgeedge with one O(22)Bi4 tetrahedra, and  an edgeedge with one O(24)Bi4 tetrahedra. In the twenty-seventh O site, O(27) is bonded in a distorted rectangular see-saw-like geometry to one W(2), one Bi(11), one Bi(15), and one Bi(3) atom. In the twenty-eighth O site, O(28) is bonded to one W(3), one Bi(14), one Bi(17), and one Bi(6) atom to form distorted OBi3W tetrahedra that share  a cornercorner with one O(10)Bi3W tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  a cornercorner with one O(14)Bi4 trigonal pyramid,  an edgeedge with one O(23)Bi3W tetrahedra, and  an edgeedge with one O(15)Bi4 tetrahedra. In the twenty-ninth O site, O(29) is bonded in a trigonal planar geometry to one Bi(13), one Bi(17), and one Bi(8) atom. In the thirtieth O site, O(30) is bonded in a linear geometry to one W(2) and one Bi(8) atom. In the thirty-first O site, O(31) is bonded to one Bi(15), one Bi(16), one Bi(3), and one Bi(7) atom to form OBi4 tetrahedra that share  a cornercorner with one O(23)Bi3W tetrahedra,  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(11)Bi4 tetrahedra,  an edgeedge with one O(22)Bi4 tetrahedra, and  an edgeedge with one O(14)Bi4 trigonal pyramid. In the thirty-second O site, O(32) is bonded to one Bi(10), one Bi(16), one Bi(17), and one Bi(5) atom to form OBi4 tetrahedra that share  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(23)Bi3W tetrahedra,  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  an edgeedge with one O(10)Bi3W tetrahedra,  an edgeedge with one O(11)Bi4 tetrahedra,  an edgeedge with one O(16)Bi4 tetrahedra, and  an edgeedge with one O(24)Bi4 tetrahedra. In the thirty-third O site, O(33) is bonded in a 3-coordinate geometry to one W(2), one Bi(10), and one Bi(14) atom. is represented by the CIF file [CIF]
data_Bi17(WO11)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.192
_cell_length_b   10.413
_cell_length_c   10.418
_cell_angle_alpha   108.482
_cell_angle_beta   104.071
_cell_angle_gamma   113.183
_symmetry_Int_Tables_number   1
_cell_volume   873.937
_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  0.178  0.400  0.608  1.0
  Bi  Bi1  1  0.313  0.104  0.413  1.0
  Bi  Bi2  1  0.032  0.326  0.904  1.0
  Bi  Bi3  1  0.560  0.854  0.905  1.0
  Bi  Bi4  1  0.115  0.686  0.790  1.0
  Bi  Bi5  1  0.845  0.949  0.316  1.0
  Bi  Bi6  1  0.619  0.220  0.827  1.0
  Bi  Bi7  1  0.373  0.482  0.301  1.0
  Bi  Bi8  1  0.905  0.284  0.209  1.0
  Bi  Bi9  1  0.652  0.547  0.702  1.0
  Bi  Bi10  1  0.124  0.024  0.720  1.0
  Bi  Bi11  1  0.422  0.806  0.189  1.0
  Bi  Bi12  1  0.464  0.158  0.104  1.0
  Bi  Bi13  1  0.939  0.631  0.075  1.0
  Bi  Bi14  1  0.708  0.906  0.602  1.0
  Bi  Bi15  1  0.726  0.245  0.492  1.0
  Bi  Bi16  1  0.791  0.587  0.409  1.0
  W  W17  1  0.225  0.735  0.484  1.0
  W  W18  1  0.031  0.984  0.015  1.0
  W  W19  1  0.530  0.507  0.005  1.0
  O  O20  1  0.133  0.508  0.422  1.0
  O  O21  1  0.111  0.259  0.731  1.0
  O  O22  1  0.442  0.556  0.863  1.0
  O  O23  1  0.106  0.926  0.162  1.0
  O  O24  1  0.368  0.786  0.673  1.0
  O  O25  1  0.408  0.555  0.127  1.0
  O  O26  1  0.629  0.880  0.137  1.0
  O  O27  1  0.875  0.011  0.063  1.0
  O  O28  1  0.301  0.962  0.526  1.0
  O  O29  1  0.086  0.760  0.593  1.0
  O  O30  1  0.554  0.280  0.592  1.0
  O  O31  1  0.363  0.819  0.961  1.0
  O  O32  1  0.626  0.100  0.991  1.0
  O  O33  1  0.849  0.375  0.028  1.0
  O  O34  1  0.889  0.893  0.529  1.0
  O  O35  1  0.617  0.648  0.505  1.0
  O  O36  1  0.082  0.568  0.951  1.0
  O  O37  1  0.452  0.282  0.948  1.0
  O  O38  1  0.371  0.735  0.397  1.0
  O  O39  1  0.940  0.209  0.406  1.0
  O  O40  1  0.178  0.960  0.916  1.0
  O  O41  1  0.666  0.944  0.403  1.0
  O  O42  1  0.667  0.471  0.890  1.0
  O  O43  1  0.745  0.322  0.294  1.0
  O  O44  1  0.049  0.669  0.306  1.0
  O  O45  1  0.465  0.071  0.303  1.0
  O  O46  1  0.959  0.023  0.831  1.0
  O  O47  1  0.726  0.645  0.177  1.0
  O  O48  1  0.529  0.397  0.267  1.0
  O  O49  1  0.191  0.198  0.137  1.0
  O  O50  1  0.800  0.212  0.725  1.0
  O  O51  1  0.805  0.511  0.595  1.0
  O  O52  1  0.887  0.751  0.883  1.0
[/CIF]
.
The material structure described by Bi17(WO11)3 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(1), one O(10), one O(19), one O(25), one O(5), and one O(9) atom to form WO6 octahedra that share  a cornercorner with one Bi(12)O6 pentagonal pyramid and  a cornercorner with one Bi(4)O6 pentagonal pyramid. In the second W site, W(2) is bonded to one O(21), one O(27), one O(30), one O(33), one O(4), and one O(8) atom to form WO6 octahedra that share  a cornercorner with one Bi(4)O6 pentagonal pyramid and  a cornercorner with one Bi(3)O5 square pyramid. In the third W site, W(3) is bonded to one O(18), one O(23), one O(28), one O(3), and one O(6) atom to form WO5 trigonal bipyramids that share  a cornercorner with one Bi(12)O6 pentagonal pyramid and  a cornercorner with one Bi(4)O6 pentagonal pyramid. There are seventeen inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(2), one O(20), and one O(3) atom. In the second Bi site, Bi(2) is bonded in a distorted see-saw-like geometry to one O(11), one O(26), one O(4), and one O(9) atom. In the third Bi site, Bi(3) is bonded to one O(14), one O(17), one O(2), one O(27), and one O(31) atom to form distorted BiO5 square pyramids that share  a cornercorner with one W(2)O6 octahedra. The corner-sharing octahedral tilt angles are 66°. In the fourth Bi site, Bi(4) is bonded to one O(12), one O(13), one O(3), one O(5), one O(7), and one O(8) atom to form distorted BiO6 pentagonal pyramids that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(3)O5 trigonal bipyramid, and  an edgeedge with one Bi(12)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 4-49°. In the fifth Bi site, Bi(5) is bonded in a 5-coordinate geometry to one O(10), one O(12), one O(17), one O(21), and one O(32) atom. In the sixth Bi site, Bi(6) is bonded in a 5-coordinate geometry to one O(15), one O(20), one O(22), one O(28), and one O(7) atom. In the seventh Bi site, Bi(7) is bonded in a 6-coordinate geometry to one O(11), one O(13), one O(14), one O(18), one O(23), and one O(31) atom. In the eighth Bi site, Bi(8) is bonded in a distorted pentagonal planar geometry to one O(16), one O(19), one O(29), one O(30), and one O(6) atom. In the ninth Bi site, Bi(9) is bonded in a 6-coordinate geometry to one O(1), one O(13), one O(14), one O(20), one O(24), and one O(8) atom. In the tenth Bi site, Bi(10) is bonded in a 5-coordinate geometry to one O(11), one O(16), one O(23), one O(32), and one O(33) atom. In the eleventh Bi site, Bi(11) is bonded in a 5-coordinate geometry to one O(10), one O(15), one O(2), one O(21), and one O(27) atom. In the twelfth Bi site, Bi(12) is bonded to one O(12), one O(19), one O(22), one O(26), one O(6), and one O(7) atom to form distorted BiO6 pentagonal pyramids that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(3)O5 trigonal bipyramid, and  an edgeedge with one Bi(4)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles are 47°. In the thirteenth Bi site, Bi(13) is bonded in a 6-coordinate geometry to one O(13), one O(18), one O(21), one O(24), one O(26), and one O(29) atom. In the fourteenth Bi site, Bi(14) is bonded in a 7-coordinate geometry to one O(14), one O(17), one O(23), one O(25), one O(28), one O(33), and one O(4) atom. In the fifteenth Bi site, Bi(15) is bonded in a 5-coordinate geometry to one O(15), one O(16), one O(22), one O(27), and one O(31) atom. In the sixteenth Bi site, Bi(16) is bonded in a 7-coordinate geometry to one O(11), one O(20), one O(22), one O(24), one O(26), one O(31), and one O(32) atom. In the seventeenth Bi site, Bi(17) is bonded in a 7-coordinate geometry to one O(10), one O(15), one O(16), one O(24), one O(28), one O(29), and one O(32) atom. There are thirty-three inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one W(1), one Bi(1), and one Bi(9) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Bi(1), one Bi(11), and one Bi(3) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one W(3), one Bi(1), and one Bi(4) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one W(2), one Bi(14), and one Bi(2) atom. In the fifth O site, O(5) is bonded in a linear geometry to one W(1) and one Bi(4) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one W(3), one Bi(12), and one Bi(8) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Bi(12), one Bi(4), and one Bi(6) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one W(2), one Bi(4), and one Bi(9) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one W(1) and one Bi(2) atom. In the tenth O site, O(10) is bonded to one W(1), one Bi(11), one Bi(17), and one Bi(5) atom to form OBi3W tetrahedra that share  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  an edgeedge with one O(21)Bi3W tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra, and  an edgeedge with one O(32)Bi4 tetrahedra. In the eleventh O site, O(11) is bonded to one Bi(10), one Bi(16), one Bi(2), and one Bi(7) atom to form OBi4 tetrahedra that share  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(14)Bi4 trigonal pyramid,  an edgeedge with one O(23)Bi3W tetrahedra,  an edgeedge with one O(26)Bi4 tetrahedra,  an edgeedge with one O(31)Bi4 tetrahedra, and  an edgeedge with one O(32)Bi4 tetrahedra. In the twelfth O site, O(12) is bonded in a trigonal planar geometry to one Bi(12), one Bi(4), and one Bi(5) atom. In the thirteenth O site, O(13) is bonded to one Bi(13), one Bi(4), one Bi(7), and one Bi(9) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(23)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  an edgeedge with one O(24)Bi4 tetrahedra, and  an edgeedge with one O(14)Bi4 trigonal pyramid. In the fourteenth O site, O(14) is bonded to one Bi(14), one Bi(3), one Bi(7), and one Bi(9) atom to form distorted OBi4 trigonal pyramids that share  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  an edgeedge with one O(23)Bi3W tetrahedra,  an edgeedge with one O(13)Bi4 tetrahedra, and  an edgeedge with one O(31)Bi4 tetrahedra. In the fifteenth O site, O(15) is bonded to one Bi(11), one Bi(15), one Bi(17), and one Bi(6) atom to form OBi4 tetrahedra that share  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(10)Bi3W tetrahedra,  an edgeedge with one O(28)Bi3W tetrahedra,  an edgeedge with one O(16)Bi4 tetrahedra, and  an edgeedge with one O(22)Bi4 tetrahedra. In the sixteenth O site, O(16) is bonded to one Bi(10), one Bi(15), one Bi(17), and one Bi(8) atom to form OBi4 tetrahedra that share  a cornercorner with one O(10)Bi3W tetrahedra,  a cornercorner with one O(23)Bi3W tetrahedra,  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra, and  an edgeedge with one O(32)Bi4 tetrahedra. In the seventeenth O site, O(17) is bonded in a trigonal non-coplanar geometry to one Bi(14), one Bi(3), and one Bi(5) atom. In the eighteenth O site, O(18) is bonded in a distorted trigonal non-coplanar geometry to one W(3), one Bi(13), and one Bi(7) atom. In the nineteenth O site, O(19) is bonded in a 3-coordinate geometry to one W(1), one Bi(12), and one Bi(8) atom. In the twentieth O site, O(20) is bonded to one Bi(1), one Bi(16), one Bi(6), and one Bi(9) atom to form OBi4 tetrahedra that share  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  a cornercorner with one O(14)Bi4 trigonal pyramid,  an edgeedge with one O(22)Bi4 tetrahedra, and  an edgeedge with one O(24)Bi4 tetrahedra. In the twenty-first O site, O(21) is bonded to one W(2), one Bi(11), one Bi(13), and one Bi(5) atom to form OBi3W tetrahedra that share  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra, and  an edgeedge with one O(10)Bi3W tetrahedra. In the twenty-second O site, O(22) is bonded to one Bi(12), one Bi(15), one Bi(16), and one Bi(6) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(15)Bi4 tetrahedra,  an edgeedge with one O(20)Bi4 tetrahedra,  an edgeedge with one O(26)Bi4 tetrahedra, and  an edgeedge with one O(31)Bi4 tetrahedra. In the twenty-third O site, O(23) is bonded to one W(3), one Bi(10), one Bi(14), and one Bi(7) atom to form OBi3W tetrahedra that share  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(28)Bi3W tetrahedra,  an edgeedge with one O(11)Bi4 tetrahedra, and  an edgeedge with one O(14)Bi4 trigonal pyramid. In the twenty-fourth O site, O(24) is bonded to one Bi(13), one Bi(16), one Bi(17), and one Bi(9) atom to form distorted OBi4 tetrahedra that share  a cornercorner with one O(10)Bi3W tetrahedra,  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(11)Bi4 tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(14)Bi4 trigonal pyramid,  an edgeedge with one O(13)Bi4 tetrahedra,  an edgeedge with one O(20)Bi4 tetrahedra,  an edgeedge with one O(26)Bi4 tetrahedra, and  an edgeedge with one O(32)Bi4 tetrahedra. In the twenty-fifth O site, O(25) is bonded in a bent 150 degrees geometry to one W(1) and one Bi(14) atom. In the twenty-sixth O site, O(26) is bonded to one Bi(12), one Bi(13), one Bi(16), and one Bi(2) atom to form OBi4 tetrahedra that share  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(11)Bi4 tetrahedra,  an edgeedge with one O(22)Bi4 tetrahedra, and  an edgeedge with one O(24)Bi4 tetrahedra. In the twenty-seventh O site, O(27) is bonded in a distorted rectangular see-saw-like geometry to one W(2), one Bi(11), one Bi(15), and one Bi(3) atom. In the twenty-eighth O site, O(28) is bonded to one W(3), one Bi(14), one Bi(17), and one Bi(6) atom to form distorted OBi3W tetrahedra that share  a cornercorner with one O(10)Bi3W tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  a cornercorner with one O(14)Bi4 trigonal pyramid,  an edgeedge with one O(23)Bi3W tetrahedra, and  an edgeedge with one O(15)Bi4 tetrahedra. In the twenty-ninth O site, O(29) is bonded in a trigonal planar geometry to one Bi(13), one Bi(17), and one Bi(8) atom. In the thirtieth O site, O(30) is bonded in a linear geometry to one W(2) and one Bi(8) atom. In the thirty-first O site, O(31) is bonded to one Bi(15), one Bi(16), one Bi(3), and one Bi(7) atom to form OBi4 tetrahedra that share  a cornercorner with one O(23)Bi3W tetrahedra,  a cornercorner with one O(13)Bi4 tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(16)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(24)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(32)Bi4 tetrahedra,  an edgeedge with one O(11)Bi4 tetrahedra,  an edgeedge with one O(22)Bi4 tetrahedra, and  an edgeedge with one O(14)Bi4 trigonal pyramid. In the thirty-second O site, O(32) is bonded to one Bi(10), one Bi(16), one Bi(17), and one Bi(5) atom to form OBi4 tetrahedra that share  a cornercorner with one O(21)Bi3W tetrahedra,  a cornercorner with one O(23)Bi3W tetrahedra,  a cornercorner with one O(28)Bi3W tetrahedra,  a cornercorner with one O(15)Bi4 tetrahedra,  a cornercorner with one O(20)Bi4 tetrahedra,  a cornercorner with one O(22)Bi4 tetrahedra,  a cornercorner with one O(26)Bi4 tetrahedra,  a cornercorner with one O(31)Bi4 tetrahedra,  an edgeedge with one O(10)Bi3W tetrahedra,  an edgeedge with one O(11)Bi4 tetrahedra,  an edgeedge with one O(16)Bi4 tetrahedra, and  an edgeedge with one O(24)Bi4 tetrahedra. In the thirty-third O site, O(33) is bonded in a 3-coordinate geometry to one W(2), one Bi(10), and one Bi(14) atom. is represented by the CIF file [CIF]
data_Bi17(WO11)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.192
_cell_length_b   10.413
_cell_length_c   10.418
_cell_angle_alpha   108.482
_cell_angle_beta   104.071
_cell_angle_gamma   113.183
_symmetry_Int_Tables_number   1
_cell_volume   873.937
_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  0.178  0.400  0.608  1.0
  Bi  Bi1  1  0.313  0.104  0.413  1.0
  Bi  Bi2  1  0.032  0.326  0.904  1.0
  Bi  Bi3  1  0.560  0.854  0.905  1.0
  Bi  Bi4  1  0.115  0.686  0.790  1.0
  Bi  Bi5  1  0.845  0.949  0.316  1.0
  Bi  Bi6  1  0.619  0.220  0.827  1.0
  Bi  Bi7  1  0.373  0.482  0.301  1.0
  Bi  Bi8  1  0.905  0.284  0.209  1.0
  Bi  Bi9  1  0.652  0.547  0.702  1.0
  Bi  Bi10  1  0.124  0.024  0.720  1.0
  Bi  Bi11  1  0.422  0.806  0.189  1.0
  Bi  Bi12  1  0.464  0.158  0.104  1.0
  Bi  Bi13  1  0.939  0.631  0.075  1.0
  Bi  Bi14  1  0.708  0.906  0.602  1.0
  Bi  Bi15  1  0.726  0.245  0.492  1.0
  Bi  Bi16  1  0.791  0.587  0.409  1.0
  W  W17  1  0.225  0.735  0.484  1.0
  W  W18  1  0.031  0.984  0.015  1.0
  W  W19  1  0.530  0.507  0.005  1.0
  O  O20  1  0.133  0.508  0.422  1.0
  O  O21  1  0.111  0.259  0.731  1.0
  O  O22  1  0.442  0.556  0.863  1.0
  O  O23  1  0.106  0.926  0.162  1.0
  O  O24  1  0.368  0.786  0.673  1.0
  O  O25  1  0.408  0.555  0.127  1.0
  O  O26  1  0.629  0.880  0.137  1.0
  O  O27  1  0.875  0.011  0.063  1.0
  O  O28  1  0.301  0.962  0.526  1.0
  O  O29  1  0.086  0.760  0.593  1.0
  O  O30  1  0.554  0.280  0.592  1.0
  O  O31  1  0.363  0.819  0.961  1.0
  O  O32  1  0.626  0.100  0.991  1.0
  O  O33  1  0.849  0.375  0.028  1.0
  O  O34  1  0.889  0.893  0.529  1.0
  O  O35  1  0.617  0.648  0.505  1.0
  O  O36  1  0.082  0.568  0.951  1.0
  O  O37  1  0.452  0.282  0.948  1.0
  O  O38  1  0.371  0.735  0.397  1.0
  O  O39  1  0.940  0.209  0.406  1.0
  O  O40  1  0.178  0.960  0.916  1.0
  O  O41  1  0.666  0.944  0.403  1.0
  O  O42  1  0.667  0.471  0.890  1.0
  O  O43  1  0.745  0.322  0.294  1.0
  O  O44  1  0.049  0.669  0.306  1.0
  O  O45  1  0.465  0.071  0.303  1.0
  O  O46  1  0.959  0.023  0.831  1.0
  O  O47  1  0.726  0.645  0.177  1.0
  O  O48  1  0.529  0.397  0.267  1.0
  O  O49  1  0.191  0.198  0.137  1.0
  O  O50  1  0.800  0.212  0.725  1.0
  O  O51  1  0.805  0.511  0.595  1.0
  O  O52  1  0.887  0.751  0.883  1.0
[/CIF]
.