The crystal structure described by MgV4O10 crystallizes in the monoclinic Pm space group. Mg(1) is bonded to one O(10), one O(5), one O(7), and two equivalent O(3) atoms to form distorted MgO5 trigonal bipyramids that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(4)O5 trigonal bipyramid, and corners with two equivalent Mg(1)O5 trigonal bipyramids. There are four inequivalent V sites. In the first V site, V(1) is bonded to one O(7), one O(9), and two equivalent O(1) atoms to form distorted VO4 tetrahedra that share corners with two equivalent V(1)O4 tetrahedra,  a cornercorner with one Mg(1)O5 trigonal bipyramid, and  a cornercorner with one V(2)O5 trigonal bipyramid. In the second V site, V(2) is bonded to one O(6), one O(8), one O(9), and two equivalent O(2) atoms to form VO5 trigonal bipyramids that share  a cornercorner with one V(1)O4 tetrahedra, corners with two equivalent V(2)O5 trigonal bipyramids, and corners with two equivalent V(4)O5 trigonal bipyramids. In the third V site, V(3) is bonded in a 4-coordinate geometry to one O(10), one O(5), and two equivalent O(3) atoms. In the fourth V site, V(4) is bonded to one O(10), one O(6), one O(8), and two equivalent O(4) atoms to form distorted VO5 trigonal bipyramids that share  a cornercorner with one Mg(1)O5 trigonal bipyramid, corners with two equivalent V(2)O5 trigonal bipyramids, and corners with two equivalent V(4)O5 trigonal bipyramids. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to two equivalent V(1) atoms. In the second O site, O(2) is bonded in a bent 120 degrees geometry to two equivalent V(2) atoms. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to two equivalent Mg(1) and two equivalent V(3) atoms. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to two equivalent V(4) atoms. In the fifth O site, O(5) is bonded in a distorted L-shaped geometry to one Mg(1) and one V(3) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(2) and one V(4) atom. In the seventh O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Mg(1) and one V(1) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one V(2) and one V(4) atom. In the ninth O site, O(9) is bonded in a linear geometry to one V(1) and one V(2) atom. In the tenth O site, O(10) is bonded in a distorted T-shaped geometry to one Mg(1), one V(3), and one V(4) atom. is represented by the CIF file [CIF]
data_MgV4O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.392
_cell_length_b   12.139
_cell_length_c   3.235
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   91.084
_symmetry_Int_Tables_number   1
_cell_volume   211.730
_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  0.653  0.123  0.000  1.0
  V  V1  1  0.653  0.388  0.000  1.0
  V  V2  1  0.309  0.641  0.000  1.0
  V  V3  1  0.163  0.113  0.000  1.0
  V  V4  1  0.814  0.844  0.000  1.0
  O  O5  1  0.806  0.403  0.500  1.0
  O  O6  1  0.172  0.613  0.500  1.0
  O  O7  1  0.383  0.093  0.500  1.0
  O  O8  1  0.681  0.877  0.500  1.0
  O  O9  1  0.964  0.221  0.000  1.0
  O  O10  1  0.087  0.779  0.000  1.0
  O  O11  1  0.478  0.270  0.000  1.0
  O  O12  1  0.582  0.712  0.000  1.0
  O  O13  1  0.451  0.494  0.000  1.0
  O  O14  1  0.930  0.006  0.000  1.0
[/CIF]
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The crystal structure described by MgV4O10 crystallizes in the monoclinic Pm space group. Mg(1) is bonded to one O(10), one O(5), one O(7), and two equivalent O(3) atoms to form distorted MgO5 trigonal bipyramids that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(4)O5 trigonal bipyramid, and corners with two equivalent Mg(1)O5 trigonal bipyramids. There are four inequivalent V sites. In the first V site, V(1) is bonded to one O(7), one O(9), and two equivalent O(1) atoms to form distorted VO4 tetrahedra that share corners with two equivalent V(1)O4 tetrahedra,  a cornercorner with one Mg(1)O5 trigonal bipyramid, and  a cornercorner with one V(2)O5 trigonal bipyramid. In the second V site, V(2) is bonded to one O(6), one O(8), one O(9), and two equivalent O(2) atoms to form VO5 trigonal bipyramids that share  a cornercorner with one V(1)O4 tetrahedra, corners with two equivalent V(2)O5 trigonal bipyramids, and corners with two equivalent V(4)O5 trigonal bipyramids. In the third V site, V(3) is bonded in a 4-coordinate geometry to one O(10), one O(5), and two equivalent O(3) atoms. In the fourth V site, V(4) is bonded to one O(10), one O(6), one O(8), and two equivalent O(4) atoms to form distorted VO5 trigonal bipyramids that share  a cornercorner with one Mg(1)O5 trigonal bipyramid, corners with two equivalent V(2)O5 trigonal bipyramids, and corners with two equivalent V(4)O5 trigonal bipyramids. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to two equivalent V(1) atoms. In the second O site, O(2) is bonded in a bent 120 degrees geometry to two equivalent V(2) atoms. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to two equivalent Mg(1) and two equivalent V(3) atoms. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to two equivalent V(4) atoms. In the fifth O site, O(5) is bonded in a distorted L-shaped geometry to one Mg(1) and one V(3) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(2) and one V(4) atom. In the seventh O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Mg(1) and one V(1) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one V(2) and one V(4) atom. In the ninth O site, O(9) is bonded in a linear geometry to one V(1) and one V(2) atom. In the tenth O site, O(10) is bonded in a distorted T-shaped geometry to one Mg(1), one V(3), and one V(4) atom. is represented by the CIF file [CIF]
data_MgV4O10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.392
_cell_length_b   12.139
_cell_length_c   3.235
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   91.084
_symmetry_Int_Tables_number   1
_cell_volume   211.730
_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  0.653  0.123  0.000  1.0
  V  V1  1  0.653  0.388  0.000  1.0
  V  V2  1  0.309  0.641  0.000  1.0
  V  V3  1  0.163  0.113  0.000  1.0
  V  V4  1  0.814  0.844  0.000  1.0
  O  O5  1  0.806  0.403  0.500  1.0
  O  O6  1  0.172  0.613  0.500  1.0
  O  O7  1  0.383  0.093  0.500  1.0
  O  O8  1  0.681  0.877  0.500  1.0
  O  O9  1  0.964  0.221  0.000  1.0
  O  O10  1  0.087  0.779  0.000  1.0
  O  O11  1  0.478  0.270  0.000  1.0
  O  O12  1  0.582  0.712  0.000  1.0
  O  O13  1  0.451  0.494  0.000  1.0
  O  O14  1  0.930  0.006  0.000  1.0
[/CIF]
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