The material described by V7O13 crystallizes in the triclinic P-1 space group. There are eight inequivalent V sites. In the first V site, V(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 48-51°. In the second V site, V(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(5) atoms to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 47-53°. In the third V site, V(3) is bonded to one O(1), one O(13), one O(2), one O(3), one O(6), and one O(7) atom to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 47-52°. In the fourth V site, V(4) is bonded to one O(1), one O(12), one O(3), one O(4), one O(5), and one O(6) atom to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 39-52°. In the fifth V site, V(5) is bonded to one O(10), one O(11), one O(5), one O(6), one O(7), and one O(9) atom to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 39-61°. In the sixth V site, V(6) is bonded to one O(11), one O(12), one O(13), one O(4), one O(7), and one O(8) atom to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-61°. In the seventh V site, V(7) is bonded to one O(11), one O(12), one O(8), one O(9), and two equivalent O(10) atoms to form a mixture of distorted face, corner, and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-55°. In the eighth V site, V(8) is bonded to one O(10), one O(11), one O(13), one O(9), and two equivalent O(8) atoms to form a mixture of distorted face, corner, and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 44-55°. There are thirteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one V(2), one V(3), and one V(4) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one V(1), one V(2), and one V(3) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one V(1), one V(3), and one V(4) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one V(1), one V(4), and one V(6) atom. In the fifth O site, O(5) is bonded in a distorted T-shaped geometry to one V(2), one V(4), and one V(5) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one V(3), one V(4), and one V(5) atom. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one V(3), one V(5), and one V(6) atom. In the eighth O site, O(8) is bonded to one V(6), one V(7), and two equivalent V(8) atoms to form a mixture of corner and edge-sharing OV4 trigonal pyramids. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one V(5), one V(7), and one V(8) atom. In the tenth O site, O(10) is bonded to one V(5), one V(8), and two equivalent V(7) atoms to form a mixture of distorted corner and edge-sharing OV4 trigonal pyramids. In the eleventh O site, O(11) is bonded to one V(5), one V(6), one V(7), and one V(8) atom to form distorted edge-sharing OV4 trigonal pyramids. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one V(4), one V(6), and one V(7) atom. In the thirteenth O site, O(13) is bonded in a trigonal planar geometry to one V(3), one V(6), and one V(8) atom. is represented by the CIF file [CIF]
data_V7O13
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.444
_cell_length_b   7.008
_cell_length_c   11.142
_cell_angle_alpha   95.924
_cell_angle_beta   89.015
_cell_angle_gamma   109.158
_symmetry_Int_Tables_number   1
_cell_volume   399.334
_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  0.000  0.500  0.500  1.0
  V  V1  1  0.000  0.000  0.500  1.0
  V  V2  1  0.610  0.264  0.648  1.0
  V  V3  1  0.390  0.736  0.352  1.0
  V  V4  1  0.613  0.764  0.643  1.0
  V  V5  1  0.387  0.236  0.357  1.0
  V  V6  1  0.223  0.025  0.790  1.0
  V  V7  1  0.777  0.975  0.210  1.0
  V  V8  1  0.213  0.516  0.793  1.0
  V  V9  1  0.787  0.484  0.207  1.0
  V  V10  1  0.797  0.786  0.943  1.0
  V  V11  1  0.203  0.214  0.057  1.0
  V  V12  1  0.795  0.286  0.946  1.0
  V  V13  1  0.205  0.714  0.054  1.0
  O  O14  1  0.368  0.170  0.514  1.0
  O  O15  1  0.632  0.830  0.486  1.0
  O  O16  1  0.892  0.231  0.550  1.0
  O  O17  1  0.108  0.769  0.450  1.0
  O  O18  1  0.722  0.533  0.601  1.0
  O  O19  1  0.278  0.467  0.399  1.0
  O  O20  1  0.247  0.598  0.638  1.0
  O  O21  1  0.753  0.402  0.362  1.0
  O  O22  1  0.973  0.927  0.669  1.0
  O  O23  1  0.027  0.073  0.331  1.0
  O  O24  1  0.504  0.992  0.704  1.0
  O  O25  1  0.496  0.008  0.296  1.0
  O  O26  1  0.323  0.295  0.749  1.0
  O  O27  1  0.677  0.705  0.251  1.0
  O  O28  1  0.802  0.551  0.027  1.0
  O  O29  1  0.198  0.449  0.973  1.0
  O  O30  1  0.544  0.836  0.057  1.0
  O  O31  1  0.456  0.164  0.943  1.0
  O  O32  1  0.051  0.929  0.093  1.0
  O  O33  1  0.949  0.071  0.907  1.0
  O  O34  1  0.870  0.234  0.124  1.0
  O  O35  1  0.130  0.766  0.876  1.0
  O  O36  1  0.419  0.309  0.180  1.0
  O  O37  1  0.581  0.691  0.820  1.0
  O  O38  1  0.151  0.636  0.209  1.0
  O  O39  1  0.849  0.364  0.791  1.0
[/CIF]
.
The material described by V7O13 crystallizes in the triclinic P-1 space group. There are eight inequivalent V sites. In the first V site, V(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(4) atoms to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 48-51°. In the second V site, V(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(5) atoms to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 47-53°. In the third V site, V(3) is bonded to one O(1), one O(13), one O(2), one O(3), one O(6), and one O(7) atom to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 47-52°. In the fourth V site, V(4) is bonded to one O(1), one O(12), one O(3), one O(4), one O(5), and one O(6) atom to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 39-52°. In the fifth V site, V(5) is bonded to one O(10), one O(11), one O(5), one O(6), one O(7), and one O(9) atom to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 39-61°. In the sixth V site, V(6) is bonded to one O(11), one O(12), one O(13), one O(4), one O(7), and one O(8) atom to form a mixture of corner and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-61°. In the seventh V site, V(7) is bonded to one O(11), one O(12), one O(8), one O(9), and two equivalent O(10) atoms to form a mixture of distorted face, corner, and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 43-55°. In the eighth V site, V(8) is bonded to one O(10), one O(11), one O(13), one O(9), and two equivalent O(8) atoms to form a mixture of distorted face, corner, and edge-sharing VO6 octahedra. The corner-sharing octahedral tilt angles range from 44-55°. There are thirteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one V(2), one V(3), and one V(4) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one V(1), one V(2), and one V(3) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one V(1), one V(3), and one V(4) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one V(1), one V(4), and one V(6) atom. In the fifth O site, O(5) is bonded in a distorted T-shaped geometry to one V(2), one V(4), and one V(5) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one V(3), one V(4), and one V(5) atom. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one V(3), one V(5), and one V(6) atom. In the eighth O site, O(8) is bonded to one V(6), one V(7), and two equivalent V(8) atoms to form a mixture of corner and edge-sharing OV4 trigonal pyramids. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one V(5), one V(7), and one V(8) atom. In the tenth O site, O(10) is bonded to one V(5), one V(8), and two equivalent V(7) atoms to form a mixture of distorted corner and edge-sharing OV4 trigonal pyramids. In the eleventh O site, O(11) is bonded to one V(5), one V(6), one V(7), and one V(8) atom to form distorted edge-sharing OV4 trigonal pyramids. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one V(4), one V(6), and one V(7) atom. In the thirteenth O site, O(13) is bonded in a trigonal planar geometry to one V(3), one V(6), and one V(8) atom. is represented by the CIF file [CIF]
data_V7O13
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.444
_cell_length_b   7.008
_cell_length_c   11.142
_cell_angle_alpha   95.924
_cell_angle_beta   89.015
_cell_angle_gamma   109.158
_symmetry_Int_Tables_number   1
_cell_volume   399.334
_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  0.000  0.500  0.500  1.0
  V  V1  1  0.000  0.000  0.500  1.0
  V  V2  1  0.610  0.264  0.648  1.0
  V  V3  1  0.390  0.736  0.352  1.0
  V  V4  1  0.613  0.764  0.643  1.0
  V  V5  1  0.387  0.236  0.357  1.0
  V  V6  1  0.223  0.025  0.790  1.0
  V  V7  1  0.777  0.975  0.210  1.0
  V  V8  1  0.213  0.516  0.793  1.0
  V  V9  1  0.787  0.484  0.207  1.0
  V  V10  1  0.797  0.786  0.943  1.0
  V  V11  1  0.203  0.214  0.057  1.0
  V  V12  1  0.795  0.286  0.946  1.0
  V  V13  1  0.205  0.714  0.054  1.0
  O  O14  1  0.368  0.170  0.514  1.0
  O  O15  1  0.632  0.830  0.486  1.0
  O  O16  1  0.892  0.231  0.550  1.0
  O  O17  1  0.108  0.769  0.450  1.0
  O  O18  1  0.722  0.533  0.601  1.0
  O  O19  1  0.278  0.467  0.399  1.0
  O  O20  1  0.247  0.598  0.638  1.0
  O  O21  1  0.753  0.402  0.362  1.0
  O  O22  1  0.973  0.927  0.669  1.0
  O  O23  1  0.027  0.073  0.331  1.0
  O  O24  1  0.504  0.992  0.704  1.0
  O  O25  1  0.496  0.008  0.296  1.0
  O  O26  1  0.323  0.295  0.749  1.0
  O  O27  1  0.677  0.705  0.251  1.0
  O  O28  1  0.802  0.551  0.027  1.0
  O  O29  1  0.198  0.449  0.973  1.0
  O  O30  1  0.544  0.836  0.057  1.0
  O  O31  1  0.456  0.164  0.943  1.0
  O  O32  1  0.051  0.929  0.093  1.0
  O  O33  1  0.949  0.071  0.907  1.0
  O  O34  1  0.870  0.234  0.124  1.0
  O  O35  1  0.130  0.766  0.876  1.0
  O  O36  1  0.419  0.309  0.180  1.0
  O  O37  1  0.581  0.691  0.820  1.0
  O  O38  1  0.151  0.636  0.209  1.0
  O  O39  1  0.849  0.364  0.791  1.0
[/CIF]
.