The compound described by WO3 crystallizes in the triclinic P1 space group. There are seven inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(10), one O(4), one O(5), and one O(8) atom to form WO5 trigonal bipyramids that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra, corners with two equivalent W(7)O6 octahedra, and  a cornercorner with one W(3)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 30-47°. In the second W site, W(2) is bonded to one O(1), one O(14), one O(17), one O(21), one O(6), and one O(9) atom to form WO6 octahedra that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(7)O6 octahedra, corners with two equivalent W(6)O6 octahedra,  a cornercorner with one W(1)O5 trigonal bipyramid, and  a cornercorner with one W(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 28-37°. In the third W site, W(3) is bonded to one O(10), one O(11), one O(12), one O(13), and one O(7) atom to form distorted WO5 trigonal bipyramids that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(7)O6 octahedra,  a cornercorner with one W(1)O5 trigonal bipyramid, and  a cornercorner with one W(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 29-45°. In the fourth W site, W(4) is bonded to one O(12), one O(14), one O(15), one O(16), one O(2), and one O(3) atom to form distorted WO6 octahedra that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra,  a cornercorner with one W(3)O5 trigonal bipyramid, and corners with two equivalent W(5)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 31-35°. In the fifth W site, W(5) is bonded to one O(13), one O(15), one O(16), one O(18), and one O(21) atom to form WO5 trigonal bipyramids that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra, corners with two equivalent W(4)O6 octahedra, and  a cornercorner with one W(3)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 28-51°. In the sixth W site, W(6) is bonded to one O(17), one O(18), one O(19), one O(3), one O(4), and one O(6) atom to form WO6 octahedra that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(7)O6 octahedra, corners with two equivalent W(2)O6 octahedra,  a cornercorner with one W(1)O5 trigonal bipyramid, and  a cornercorner with one W(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 31-37°. In the seventh W site, W(7) is bonded to one O(11), one O(19), one O(20), one O(5), one O(8), and one O(9) atom to form distorted WO6 octahedra that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra,  a cornercorner with one W(3)O5 trigonal bipyramid, and corners with two equivalent W(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 28-35°. There are twenty-one inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one W(1) and one W(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to one W(4) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one W(4) and one W(6) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one W(1) and one W(6) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one W(1) and one W(7) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one W(2) and one W(6) atom. In the seventh O site, O(7) is bonded in a single-bond geometry to one W(3) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one W(1) and one W(7) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one W(2) and one W(7) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one W(1) and one W(3) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one W(3) and one W(7) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one W(3) and one W(4) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one W(3) and one W(5) atom. In the fourteenth O site, O(14) is bonded in a bent 150 degrees geometry to one W(2) and one W(4) atom. In the fifteenth O site, O(15) is bonded in a bent 150 degrees geometry to one W(4) and one W(5) atom. In the sixteenth O site, O(16) is bonded in a bent 150 degrees geometry to one W(4) and one W(5) atom. In the seventeenth O site, O(17) is bonded in a bent 150 degrees geometry to one W(2) and one W(6) atom. In the eighteenth O site, O(18) is bonded in a bent 150 degrees geometry to one W(5) and one W(6) atom. In the nineteenth O site, O(19) is bonded in a bent 150 degrees geometry to one W(6) and one W(7) atom. In the twentieth O site, O(20) is bonded in a single-bond geometry to one W(7) atom. In the twenty-first O site, O(21) is bonded in a bent 120 degrees geometry to one W(2) and one W(5) atom. is represented by the CIF file [CIF]
data_WO3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.301
_cell_length_b   7.449
_cell_length_c   10.243
_cell_angle_alpha   90.136
_cell_angle_beta   93.004
_cell_angle_gamma   93.502
_symmetry_Int_Tables_number   1
_cell_volume   555.272
_cell_formula_units_Z   7
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
  W  W0  1  0.750  0.281  0.269  1.0
  W  W1  1  0.502  0.520  0.496  1.0
  W  W2  1  0.001  0.443  0.975  1.0
  W  W3  1  0.753  0.786  0.781  1.0
  W  W4  1  0.251  0.725  0.732  1.0
  W  W5  1  0.505  0.020  0.509  1.0
  W  W6  1  0.246  0.210  0.229  1.0
  O  O7  1  0.714  0.464  0.382  1.0
  O  O8  1  0.789  0.948  0.903  1.0
  O  O9  1  0.685  0.948  0.638  1.0
  O  O10  1  0.691  0.084  0.383  1.0
  O  O11  1  0.513  0.239  0.190  1.0
  O  O12  1  0.511  0.259  0.563  1.0
  O  O13  1  0.989  0.248  0.885  1.0
  O  O14  1  1.000  0.225  0.296  1.0
  O  O15  1  0.337  0.419  0.367  1.0
  O  O16  1  0.825  0.397  0.113  1.0
  O  O17  1  0.187  0.409  0.112  1.0
  O  O18  1  0.820  0.586  0.893  1.0
  O  O19  1  0.180  0.586  0.880  1.0
  O  O20  1  0.663  0.581  0.639  1.0
  O  O21  1  0.001  0.784  0.715  1.0
  O  O22  1  0.485  0.755  0.815  1.0
  O  O23  1  0.496  0.758  0.442  1.0
  O  O24  1  0.316  0.930  0.627  1.0
  O  O25  1  0.319  0.057  0.375  1.0
  O  O26  1  0.191  0.036  0.117  1.0
  O  O27  1  0.283  0.552  0.610  1.0
[/CIF]
.
The compound described by WO3 crystallizes in the triclinic P1 space group. There are seven inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(10), one O(4), one O(5), and one O(8) atom to form WO5 trigonal bipyramids that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra, corners with two equivalent W(7)O6 octahedra, and  a cornercorner with one W(3)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 30-47°. In the second W site, W(2) is bonded to one O(1), one O(14), one O(17), one O(21), one O(6), and one O(9) atom to form WO6 octahedra that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(7)O6 octahedra, corners with two equivalent W(6)O6 octahedra,  a cornercorner with one W(1)O5 trigonal bipyramid, and  a cornercorner with one W(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 28-37°. In the third W site, W(3) is bonded to one O(10), one O(11), one O(12), one O(13), and one O(7) atom to form distorted WO5 trigonal bipyramids that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(7)O6 octahedra,  a cornercorner with one W(1)O5 trigonal bipyramid, and  a cornercorner with one W(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 29-45°. In the fourth W site, W(4) is bonded to one O(12), one O(14), one O(15), one O(16), one O(2), and one O(3) atom to form distorted WO6 octahedra that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra,  a cornercorner with one W(3)O5 trigonal bipyramid, and corners with two equivalent W(5)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 31-35°. In the fifth W site, W(5) is bonded to one O(13), one O(15), one O(16), one O(18), and one O(21) atom to form WO5 trigonal bipyramids that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra, corners with two equivalent W(4)O6 octahedra, and  a cornercorner with one W(3)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 28-51°. In the sixth W site, W(6) is bonded to one O(17), one O(18), one O(19), one O(3), one O(4), and one O(6) atom to form WO6 octahedra that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(7)O6 octahedra, corners with two equivalent W(2)O6 octahedra,  a cornercorner with one W(1)O5 trigonal bipyramid, and  a cornercorner with one W(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 31-37°. In the seventh W site, W(7) is bonded to one O(11), one O(19), one O(20), one O(5), one O(8), and one O(9) atom to form distorted WO6 octahedra that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra,  a cornercorner with one W(3)O5 trigonal bipyramid, and corners with two equivalent W(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 28-35°. There are twenty-one inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one W(1) and one W(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to one W(4) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one W(4) and one W(6) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one W(1) and one W(6) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one W(1) and one W(7) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one W(2) and one W(6) atom. In the seventh O site, O(7) is bonded in a single-bond geometry to one W(3) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one W(1) and one W(7) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one W(2) and one W(7) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one W(1) and one W(3) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one W(3) and one W(7) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one W(3) and one W(4) atom. In the thirteenth O site, O(13) is bonded in a bent 150 degrees geometry to one W(3) and one W(5) atom. In the fourteenth O site, O(14) is bonded in a bent 150 degrees geometry to one W(2) and one W(4) atom. In the fifteenth O site, O(15) is bonded in a bent 150 degrees geometry to one W(4) and one W(5) atom. In the sixteenth O site, O(16) is bonded in a bent 150 degrees geometry to one W(4) and one W(5) atom. In the seventeenth O site, O(17) is bonded in a bent 150 degrees geometry to one W(2) and one W(6) atom. In the eighteenth O site, O(18) is bonded in a bent 150 degrees geometry to one W(5) and one W(6) atom. In the nineteenth O site, O(19) is bonded in a bent 150 degrees geometry to one W(6) and one W(7) atom. In the twentieth O site, O(20) is bonded in a single-bond geometry to one W(7) atom. In the twenty-first O site, O(21) is bonded in a bent 120 degrees geometry to one W(2) and one W(5) atom. is represented by the CIF file [CIF]
data_WO3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.301
_cell_length_b   7.449
_cell_length_c   10.243
_cell_angle_alpha   90.136
_cell_angle_beta   93.004
_cell_angle_gamma   93.502
_symmetry_Int_Tables_number   1
_cell_volume   555.272
_cell_formula_units_Z   7
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
  W  W0  1  0.750  0.281  0.269  1.0
  W  W1  1  0.502  0.520  0.496  1.0
  W  W2  1  0.001  0.443  0.975  1.0
  W  W3  1  0.753  0.786  0.781  1.0
  W  W4  1  0.251  0.725  0.732  1.0
  W  W5  1  0.505  0.020  0.509  1.0
  W  W6  1  0.246  0.210  0.229  1.0
  O  O7  1  0.714  0.464  0.382  1.0
  O  O8  1  0.789  0.948  0.903  1.0
  O  O9  1  0.685  0.948  0.638  1.0
  O  O10  1  0.691  0.084  0.383  1.0
  O  O11  1  0.513  0.239  0.190  1.0
  O  O12  1  0.511  0.259  0.563  1.0
  O  O13  1  0.989  0.248  0.885  1.0
  O  O14  1  1.000  0.225  0.296  1.0
  O  O15  1  0.337  0.419  0.367  1.0
  O  O16  1  0.825  0.397  0.113  1.0
  O  O17  1  0.187  0.409  0.112  1.0
  O  O18  1  0.820  0.586  0.893  1.0
  O  O19  1  0.180  0.586  0.880  1.0
  O  O20  1  0.663  0.581  0.639  1.0
  O  O21  1  0.001  0.784  0.715  1.0
  O  O22  1  0.485  0.755  0.815  1.0
  O  O23  1  0.496  0.758  0.442  1.0
  O  O24  1  0.316  0.930  0.627  1.0
  O  O25  1  0.319  0.057  0.375  1.0
  O  O26  1  0.191  0.036  0.117  1.0
  O  O27  1  0.283  0.552  0.610  1.0
[/CIF]
.