The material described by V7O13 crystallizes in the triclinic P1 space group. There are fourteen inequivalent V sites. In the first V site, V(1) is bonded to one O(16), one O(18), one O(19), one O(24), one O(25), and one O(3) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 42-54°. In the second V site, V(2) is bonded to one O(15), one O(17), one O(20), one O(23), one O(26), and one O(4) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 38-55°. In the third V site, V(3) is bonded to one O(12), one O(14), one O(17), one O(2), one O(4), and one O(8) atom to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-63°. In the fourth V site, V(4) is bonded to one O(1), one O(11), one O(13), one O(18), one O(3), and one O(7) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-62°. In the fifth V site, V(5) is bonded in a 6-coordinate geometry to one O(1), one O(13), one O(14), one O(22), one O(6), and one O(8) atom. In the sixth V site, V(6) is bonded in a 6-coordinate geometry to one O(13), one O(14), one O(2), one O(21), one O(5), and one O(7) atom. In the seventh V site, V(7) is bonded to one O(1), one O(14), one O(22), one O(3), one O(5), and one O(6) atom to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-53°. In the eighth V site, V(8) is bonded to one O(13), one O(2), one O(21), one O(4), one O(5), and one O(6) atom to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-50°. In the ninth V site, V(9) is bonded to one O(12), one O(15), one O(2), one O(20), one O(22), and one O(6) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 38-63°. In the tenth V site, V(10) is bonded to one O(1), one O(11), one O(16), one O(19), one O(21), and one O(5) atom to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 42-62°. In the eleventh V site, V(11) is bonded to one O(10), one O(11), one O(19), one O(24), one O(26), and one O(7) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 44-54°. In the twelfth V site, V(12) is bonded to one O(12), one O(20), one O(23), one O(25), one O(8), and one O(9) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 42-55°. In the thirteenth V site, V(13) is bonded to one O(10), one O(15), one O(16), one O(25), one O(26), and one O(9) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 44-54°. In the fourteenth V site, V(14) is bonded to one O(10), one O(17), one O(18), one O(23), one O(24), and one O(9) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-55°. There are twenty-six inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one V(10), one V(4), one V(5), and one V(7) atom. In the second O site, O(2) is bonded to one V(3), one V(6), one V(8), and one V(9) atom to form distorted edge-sharing OV4 trigonal pyramids. In the third O site, O(3) is bonded in a 3-coordinate geometry to one V(1), one V(4), and one V(7) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one V(2), one V(3), and one V(8) atom. In the fifth O site, O(5) is bonded to one V(10), one V(6), one V(7), and one V(8) atom to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the sixth O site, O(6) is bonded to one V(5), one V(7), one V(8), and one V(9) atom to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one V(11), one V(4), and one V(6) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one V(12), one V(3), and one V(5) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one V(12), one V(13), and one V(14) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one V(11), one V(13), and one V(14) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one V(10), one V(11), and one V(4) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one V(12), one V(3), and one V(9) atom. In the thirteenth O site, O(13) is bonded to one V(4), one V(5), one V(6), and one V(8) atom to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the fourteenth O site, O(14) is bonded to one V(3), one V(5), one V(6), and one V(7) atom to form a mixture of edge and corner-sharing OV4 trigonal pyramids. In the fifteenth O site, O(15) is bonded in a distorted T-shaped geometry to one V(13), one V(2), and one V(9) atom. In the sixteenth O site, O(16) is bonded in a 3-coordinate geometry to one V(1), one V(10), and one V(13) atom. In the seventeenth O site, O(17) is bonded in a trigonal planar geometry to one V(14), one V(2), and one V(3) atom. In the eighteenth O site, O(18) is bonded in a trigonal planar geometry to one V(1), one V(14), and one V(4) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal planar geometry to one V(1), one V(10), and one V(11) atom. In the twentieth O site, O(20) is bonded in a trigonal planar geometry to one V(12), one V(2), and one V(9) atom. In the twenty-first O site, O(21) is bonded in a distorted trigonal planar geometry to one V(10), one V(6), and one V(8) atom. In the twenty-second O site, O(22) is bonded in a distorted trigonal planar geometry to one V(5), one V(7), and one V(9) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal planar geometry to one V(12), one V(14), and one V(2) atom. In the twenty-fourth O site, O(24) is bonded in a distorted T-shaped geometry to one V(1), one V(11), and one V(14) atom. In the twenty-fifth O site, O(25) is bonded in a trigonal planar geometry to one V(1), one V(12), and one V(13) atom. In the twenty-sixth O site, O(26) is bonded in a 3-coordinate geometry to one V(11), one V(13), and one V(2) atom. is represented by the CIF file [CIF]
data_V7O13
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.574
_cell_length_b   7.090
_cell_length_c   11.453
_cell_angle_alpha   83.430
_cell_angle_beta   90.022
_cell_angle_gamma   71.814
_symmetry_Int_Tables_number   1
_cell_volume   426.886
_cell_formula_units_Z   2
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
  V  V0  1  0.407  0.755  0.360  1.0
  V  V1  1  0.610  0.227  0.639  1.0
  V  V2  1  0.209  0.492  0.790  1.0
  V  V3  1  0.791  0.513  0.201  1.0
  V  V4  1  0.790  0.718  0.946  1.0
  V  V5  1  0.214  0.287  0.051  1.0
  V  V6  1  0.200  0.788  0.060  1.0
  V  V7  1  0.796  0.219  0.940  1.0
  V  V8  1  0.217  0.978  0.795  1.0
  V  V9  1  0.800  0.018  0.215  1.0
  V  V10  1  0.380  0.267  0.346  1.0
  V  V11  1  0.614  0.733  0.646  1.0
  V  V12  1  0.003  0.997  0.505  1.0
  V  V13  1  0.999  0.498  0.499  1.0
  O  O14  1  0.867  0.771  0.120  1.0
  O  O15  1  0.128  0.243  0.879  1.0
  O  O16  1  0.411  0.693  0.180  1.0
  O  O17  1  0.584  0.299  0.819  1.0
  O  O18  1  0.049  0.074  0.090  1.0
  O  O19  1  0.947  0.932  0.910  1.0
  O  O20  1  0.151  0.366  0.204  1.0
  O  O21  1  0.858  0.635  0.793  1.0
  O  O22  1  0.894  0.757  0.551  1.0
  O  O23  1  0.091  0.245  0.455  1.0
  O  O24  1  0.674  0.285  0.250  1.0
  O  O25  1  0.330  0.697  0.748  1.0
  O  O26  1  0.805  0.447  0.023  1.0
  O  O27  1  0.188  0.559  0.973  1.0
  O  O28  1  0.964  0.073  0.670  1.0
  O  O29  1  0.029  0.934  0.331  1.0
  O  O30  1  0.248  0.395  0.644  1.0
  O  O31  1  0.749  0.597  0.364  1.0
  O  O32  1  0.505  0.988  0.293  1.0
  O  O33  1  0.518  0.989  0.701  1.0
  O  O34  1  0.542  0.168  0.054  1.0
  O  O35  1  0.457  0.833  0.946  1.0
  O  O36  1  0.714  0.473  0.607  1.0
  O  O37  1  0.272  0.547  0.399  1.0
  O  O38  1  0.372  0.835  0.512  1.0
  O  O39  1  0.622  0.176  0.491  1.0
[/CIF]
.
The material described by V7O13 crystallizes in the triclinic P1 space group. There are fourteen inequivalent V sites. In the first V site, V(1) is bonded to one O(16), one O(18), one O(19), one O(24), one O(25), and one O(3) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 42-54°. In the second V site, V(2) is bonded to one O(15), one O(17), one O(20), one O(23), one O(26), and one O(4) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 38-55°. In the third V site, V(3) is bonded to one O(12), one O(14), one O(17), one O(2), one O(4), and one O(8) atom to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-63°. In the fourth V site, V(4) is bonded to one O(1), one O(11), one O(13), one O(18), one O(3), and one O(7) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-62°. In the fifth V site, V(5) is bonded in a 6-coordinate geometry to one O(1), one O(13), one O(14), one O(22), one O(6), and one O(8) atom. In the sixth V site, V(6) is bonded in a 6-coordinate geometry to one O(13), one O(14), one O(2), one O(21), one O(5), and one O(7) atom. In the seventh V site, V(7) is bonded to one O(1), one O(14), one O(22), one O(3), one O(5), and one O(6) atom to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-53°. In the eighth V site, V(8) is bonded to one O(13), one O(2), one O(21), one O(4), one O(5), and one O(6) atom to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-50°. In the ninth V site, V(9) is bonded to one O(12), one O(15), one O(2), one O(20), one O(22), and one O(6) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 38-63°. In the tenth V site, V(10) is bonded to one O(1), one O(11), one O(16), one O(19), one O(21), and one O(5) atom to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 42-62°. In the eleventh V site, V(11) is bonded to one O(10), one O(11), one O(19), one O(24), one O(26), and one O(7) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 44-54°. In the twelfth V site, V(12) is bonded to one O(12), one O(20), one O(23), one O(25), one O(8), and one O(9) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 42-55°. In the thirteenth V site, V(13) is bonded to one O(10), one O(15), one O(16), one O(25), one O(26), and one O(9) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 44-54°. In the fourteenth V site, V(14) is bonded to one O(10), one O(17), one O(18), one O(23), one O(24), and one O(9) atom to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-55°. There are twenty-six inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one V(10), one V(4), one V(5), and one V(7) atom. In the second O site, O(2) is bonded to one V(3), one V(6), one V(8), and one V(9) atom to form distorted edge-sharing OV4 trigonal pyramids. In the third O site, O(3) is bonded in a 3-coordinate geometry to one V(1), one V(4), and one V(7) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one V(2), one V(3), and one V(8) atom. In the fifth O site, O(5) is bonded to one V(10), one V(6), one V(7), and one V(8) atom to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the sixth O site, O(6) is bonded to one V(5), one V(7), one V(8), and one V(9) atom to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one V(11), one V(4), and one V(6) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one V(12), one V(3), and one V(5) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one V(12), one V(13), and one V(14) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one V(11), one V(13), and one V(14) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one V(10), one V(11), and one V(4) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one V(12), one V(3), and one V(9) atom. In the thirteenth O site, O(13) is bonded to one V(4), one V(5), one V(6), and one V(8) atom to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the fourteenth O site, O(14) is bonded to one V(3), one V(5), one V(6), and one V(7) atom to form a mixture of edge and corner-sharing OV4 trigonal pyramids. In the fifteenth O site, O(15) is bonded in a distorted T-shaped geometry to one V(13), one V(2), and one V(9) atom. In the sixteenth O site, O(16) is bonded in a 3-coordinate geometry to one V(1), one V(10), and one V(13) atom. In the seventeenth O site, O(17) is bonded in a trigonal planar geometry to one V(14), one V(2), and one V(3) atom. In the eighteenth O site, O(18) is bonded in a trigonal planar geometry to one V(1), one V(14), and one V(4) atom. In the nineteenth O site, O(19) is bonded in a distorted trigonal planar geometry to one V(1), one V(10), and one V(11) atom. In the twentieth O site, O(20) is bonded in a trigonal planar geometry to one V(12), one V(2), and one V(9) atom. In the twenty-first O site, O(21) is bonded in a distorted trigonal planar geometry to one V(10), one V(6), and one V(8) atom. In the twenty-second O site, O(22) is bonded in a distorted trigonal planar geometry to one V(5), one V(7), and one V(9) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal planar geometry to one V(12), one V(14), and one V(2) atom. In the twenty-fourth O site, O(24) is bonded in a distorted T-shaped geometry to one V(1), one V(11), and one V(14) atom. In the twenty-fifth O site, O(25) is bonded in a trigonal planar geometry to one V(1), one V(12), and one V(13) atom. In the twenty-sixth O site, O(26) is bonded in a 3-coordinate geometry to one V(11), one V(13), and one V(2) atom. is represented by the CIF file [CIF]
data_V7O13
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.574
_cell_length_b   7.090
_cell_length_c   11.453
_cell_angle_alpha   83.430
_cell_angle_beta   90.022
_cell_angle_gamma   71.814
_symmetry_Int_Tables_number   1
_cell_volume   426.886
_cell_formula_units_Z   2
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
  V  V0  1  0.407  0.755  0.360  1.0
  V  V1  1  0.610  0.227  0.639  1.0
  V  V2  1  0.209  0.492  0.790  1.0
  V  V3  1  0.791  0.513  0.201  1.0
  V  V4  1  0.790  0.718  0.946  1.0
  V  V5  1  0.214  0.287  0.051  1.0
  V  V6  1  0.200  0.788  0.060  1.0
  V  V7  1  0.796  0.219  0.940  1.0
  V  V8  1  0.217  0.978  0.795  1.0
  V  V9  1  0.800  0.018  0.215  1.0
  V  V10  1  0.380  0.267  0.346  1.0
  V  V11  1  0.614  0.733  0.646  1.0
  V  V12  1  0.003  0.997  0.505  1.0
  V  V13  1  0.999  0.498  0.499  1.0
  O  O14  1  0.867  0.771  0.120  1.0
  O  O15  1  0.128  0.243  0.879  1.0
  O  O16  1  0.411  0.693  0.180  1.0
  O  O17  1  0.584  0.299  0.819  1.0
  O  O18  1  0.049  0.074  0.090  1.0
  O  O19  1  0.947  0.932  0.910  1.0
  O  O20  1  0.151  0.366  0.204  1.0
  O  O21  1  0.858  0.635  0.793  1.0
  O  O22  1  0.894  0.757  0.551  1.0
  O  O23  1  0.091  0.245  0.455  1.0
  O  O24  1  0.674  0.285  0.250  1.0
  O  O25  1  0.330  0.697  0.748  1.0
  O  O26  1  0.805  0.447  0.023  1.0
  O  O27  1  0.188  0.559  0.973  1.0
  O  O28  1  0.964  0.073  0.670  1.0
  O  O29  1  0.029  0.934  0.331  1.0
  O  O30  1  0.248  0.395  0.644  1.0
  O  O31  1  0.749  0.597  0.364  1.0
  O  O32  1  0.505  0.988  0.293  1.0
  O  O33  1  0.518  0.989  0.701  1.0
  O  O34  1  0.542  0.168  0.054  1.0
  O  O35  1  0.457  0.833  0.946  1.0
  O  O36  1  0.714  0.473  0.607  1.0
  O  O37  1  0.272  0.547  0.399  1.0
  O  O38  1  0.372  0.835  0.512  1.0
  O  O39  1  0.622  0.176  0.491  1.0
[/CIF]
.