The material structure described by MgV5O10 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(4), one O(5), one O(7), and one O(8) atom to form distorted MgO5 trigonal bipyramids that share  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one V(5)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 18-61°. There are five inequivalent V sites. In the first V site, V(1) is bonded to one O(2), one O(3), one O(5), one O(6), one O(7), and one O(9) atom to form distorted VO6 octahedra that share corners with two equivalent V(2)O6 octahedra, corners with two equivalent V(4)O6 octahedra, edges with two equivalent V(3)O6 octahedra, edges with two equivalent V(5)O6 octahedra, and  an edgeedge with one Mg(1)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 16-25°. In the second V site, V(2) is bonded to one O(1), one O(10), one O(2), one O(4), one O(6), and one O(8) atom to form distorted VO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  a cornercorner with one Mg(1)O5 trigonal bipyramid,  an edgeedge with one V(3)O6 octahedra, edges with two equivalent V(4)O6 octahedra, edges with two equivalent V(5)O6 octahedra, and  an edgeedge with one Mg(1)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 22-23°. In the third V site, V(3) is bonded to one O(10), one O(3), one O(4), one O(5), one O(7), and one O(9) atom to form VO6 octahedra that share corners with two equivalent V(5)O6 octahedra,  a cornercorner with one Mg(1)O5 trigonal bipyramid,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(4)O6 octahedra, and  an edgeedge with one Mg(1)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 18-22°. In the fourth V site, V(4) is bonded to one O(1), one O(10), one O(4), one O(5), one O(7), and one O(8) atom to form VO6 octahedra that share corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(5)O6 octahedra,  a cornercorner with one Mg(1)O5 trigonal bipyramid, edges with two equivalent V(2)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent Mg(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 16-25°. In the fifth V site, V(5) is bonded to one O(1), one O(2), one O(3), one O(6), one O(8), and one O(9) atom to form distorted VO6 octahedra that share corners with two equivalent V(3)O6 octahedra, corners with two equivalent V(4)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and  an edgeedge with one Mg(1)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 17-23°. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Mg(1), one V(2), one V(4), and one V(5) atom. In the second O site, O(2) is bonded in a T-shaped geometry to one V(1), one V(2), and one V(5) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one V(1), one V(3), and one V(5) atom. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Mg(1), one V(2), one V(3), and one V(4) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Mg(1), one V(1), one V(3), and one V(4) atom. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one V(1), one V(2), and one V(5) atom. In the seventh O site, O(7) is bonded in a see-saw-like geometry to one Mg(1), one V(1), one V(3), and one V(4) atom. In the eighth O site, O(8) is bonded in a see-saw-like geometry to one Mg(1), one V(2), one V(4), and one V(5) atom. In the ninth O site, O(9) is bonded in a T-shaped geometry to one V(1), one V(3), and one V(5) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one V(2), one V(3), and one V(4) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_MgV5O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.548
_cell_length_b   7.453
_cell_length_c   5.439
_cell_angle_alpha   69.664
_cell_angle_beta   61.630
_cell_angle_gamma   78.899
_symmetry_Int_Tables_number   1
_cell_volume   185.447
_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
  Mg  Mg0  1  0.981  0.393  0.692  1.0
  V  V1  1  0.002  0.985  0.009  1.0
  V  V2  1  0.486  0.619  0.702  1.0
  V  V3  1  0.476  0.186  0.911  1.0
  V  V4  1  0.530  0.396  0.286  1.0
  V  V5  1  0.983  0.811  0.590  1.0
  O  O6  1  0.723  0.592  0.894  1.0
  O  O7  1  0.787  0.794  0.396  1.0
  O  O8  1  0.780  0.989  0.781  1.0
  O  O9  1  0.705  0.397  0.551  1.0
  O  O10  1  0.739  0.202  0.083  1.0
  O  O11  1  0.218  0.796  0.805  1.0
  O  O12  1  0.293  0.200  0.678  1.0
  O  O13  1  0.269  0.593  0.490  1.0
  O  O14  1  0.208  0.991  0.212  1.0
  O  O15  1  0.306  0.387  0.061  1.0
[/CIF]
.
The material structure described by MgV5O10 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(4), one O(5), one O(7), and one O(8) atom to form distorted MgO5 trigonal bipyramids that share  a cornercorner with one V(2)O6 octahedra,  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra,  an edgeedge with one V(1)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one V(5)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 18-61°. There are five inequivalent V sites. In the first V site, V(1) is bonded to one O(2), one O(3), one O(5), one O(6), one O(7), and one O(9) atom to form distorted VO6 octahedra that share corners with two equivalent V(2)O6 octahedra, corners with two equivalent V(4)O6 octahedra, edges with two equivalent V(3)O6 octahedra, edges with two equivalent V(5)O6 octahedra, and  an edgeedge with one Mg(1)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 16-25°. In the second V site, V(2) is bonded to one O(1), one O(10), one O(2), one O(4), one O(6), and one O(8) atom to form distorted VO6 octahedra that share corners with two equivalent V(1)O6 octahedra,  a cornercorner with one Mg(1)O5 trigonal bipyramid,  an edgeedge with one V(3)O6 octahedra, edges with two equivalent V(4)O6 octahedra, edges with two equivalent V(5)O6 octahedra, and  an edgeedge with one Mg(1)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 22-23°. In the third V site, V(3) is bonded to one O(10), one O(3), one O(4), one O(5), one O(7), and one O(9) atom to form VO6 octahedra that share corners with two equivalent V(5)O6 octahedra,  a cornercorner with one Mg(1)O5 trigonal bipyramid,  an edgeedge with one V(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(4)O6 octahedra, and  an edgeedge with one Mg(1)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 18-22°. In the fourth V site, V(4) is bonded to one O(1), one O(10), one O(4), one O(5), one O(7), and one O(8) atom to form VO6 octahedra that share corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(5)O6 octahedra,  a cornercorner with one Mg(1)O5 trigonal bipyramid, edges with two equivalent V(2)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent Mg(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 16-25°. In the fifth V site, V(5) is bonded to one O(1), one O(2), one O(3), one O(6), one O(8), and one O(9) atom to form distorted VO6 octahedra that share corners with two equivalent V(3)O6 octahedra, corners with two equivalent V(4)O6 octahedra, edges with two equivalent V(1)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and  an edgeedge with one Mg(1)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 17-23°. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Mg(1), one V(2), one V(4), and one V(5) atom. In the second O site, O(2) is bonded in a T-shaped geometry to one V(1), one V(2), and one V(5) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one V(1), one V(3), and one V(5) atom. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Mg(1), one V(2), one V(3), and one V(4) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Mg(1), one V(1), one V(3), and one V(4) atom. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one V(1), one V(2), and one V(5) atom. In the seventh O site, O(7) is bonded in a see-saw-like geometry to one Mg(1), one V(1), one V(3), and one V(4) atom. In the eighth O site, O(8) is bonded in a see-saw-like geometry to one Mg(1), one V(2), one V(4), and one V(5) atom. In the ninth O site, O(9) is bonded in a T-shaped geometry to one V(1), one V(3), and one V(5) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one V(2), one V(3), and one V(4) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_MgV5O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.548
_cell_length_b   7.453
_cell_length_c   5.439
_cell_angle_alpha   69.664
_cell_angle_beta   61.630
_cell_angle_gamma   78.899
_symmetry_Int_Tables_number   1
_cell_volume   185.447
_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
  Mg  Mg0  1  0.981  0.393  0.692  1.0
  V  V1  1  0.002  0.985  0.009  1.0
  V  V2  1  0.486  0.619  0.702  1.0
  V  V3  1  0.476  0.186  0.911  1.0
  V  V4  1  0.530  0.396  0.286  1.0
  V  V5  1  0.983  0.811  0.590  1.0
  O  O6  1  0.723  0.592  0.894  1.0
  O  O7  1  0.787  0.794  0.396  1.0
  O  O8  1  0.780  0.989  0.781  1.0
  O  O9  1  0.705  0.397  0.551  1.0
  O  O10  1  0.739  0.202  0.083  1.0
  O  O11  1  0.218  0.796  0.805  1.0
  O  O12  1  0.293  0.200  0.678  1.0
  O  O13  1  0.269  0.593  0.490  1.0
  O  O14  1  0.208  0.991  0.212  1.0
  O  O15  1  0.306  0.387  0.061  1.0
[/CIF]
.