The compound described by MgV4MnNiO12 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(11), one O(4), one O(7), and one O(8) atom. There are four inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(4), and one O(6) atom to form VO4 tetrahedra that share  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent V(2)O4 tetrahedra, and  a cornercorner with one V(4)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 43-67°. In the second V site, V(2) is bonded to one O(3), one O(4), one O(6), and one O(8) atom to form VO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, and corners with two equivalent V(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 22-60°. In the third V site, V(3) is bonded to one O(10), one O(5), one O(7), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, and corners with two equivalent V(4)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 24-64°. In the fourth V site, V(4) is bonded to one O(11), one O(12), one O(2), one O(7), and one O(9) atom to form VO5 trigonal bipyramids that share corners with two equivalent Ni(1)O6 octahedra,  a cornercorner with one V(1)O4 tetrahedra, corners with two equivalent V(3)O4 tetrahedra, and  an edgeedge with one Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-39°. Mn(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(3), and one O(5) atom to form MnO6 octahedra that share  a cornercorner with one V(2)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, corners with two equivalent V(3)O4 tetrahedra, edges with two equivalent Ni(1)O6 octahedra, and  an edgeedge with one V(4)O5 trigonal bipyramid. Ni(1) is bonded to one O(1), one O(10), one O(11), one O(12), one O(3), and one O(8) atom to form NiO6 octahedra that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(3)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent V(4)O5 trigonal bipyramids, and edges with two equivalent Mn(1)O6 octahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted tetrahedral geometry to one Mg(1), one V(1), one Mn(1), and one Ni(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one V(1), one V(4), and one Mn(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one V(2), one Mn(1), and one Ni(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mg(1), one V(1), and one V(2) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one V(3) and one Mn(1) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(1) and one V(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Mg(1), one V(3), and one V(4) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Mg(1), one V(2), and one Ni(1) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one V(3) and one V(4) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Mg(1), one V(3), one Mn(1), and one Ni(1) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal non-coplanar geometry to one Mg(1), one V(4), and one Ni(1) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to one V(4), one Mn(1), and one Ni(1) atom. is represented by the CIF card [CIF]
data_MgMnV4NiO12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.930
_cell_length_b   7.092
_cell_length_c   5.700
_cell_angle_alpha   73.782
_cell_angle_beta   109.360
_cell_angle_gamma   100.903
_symmetry_Int_Tables_number   1
_cell_volume   252.316
_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  0.737  0.717  0.789  1.0
  Mn  Mn1  1  0.093  0.088  0.749  1.0
  V  V2  1  0.181  0.611  0.757  1.0
  V  V3  1  0.380  0.795  0.282  1.0
  V  V4  1  0.627  0.207  0.733  1.0
  V  V5  1  0.848  0.389  0.285  1.0
  Ni  Ni6  1  0.914  0.916  0.250  1.0
  O  O7  1  0.997  0.791  0.654  1.0
  O  O8  1  0.046  0.396  0.660  1.0
  O  O9  1  0.207  0.968  0.161  1.0
  O  O10  1  0.408  0.684  0.620  1.0
  O  O11  1  0.390  0.100  0.742  1.0
  O  O12  1  0.302  0.615  0.094  1.0
  O  O13  1  0.706  0.396  0.906  1.0
  O  O14  1  0.626  0.887  0.302  1.0
  O  O15  1  0.616  0.315  0.413  1.0
  O  O16  1  0.793  0.013  0.847  1.0
  O  O17  1  0.881  0.653  0.173  1.0
  O  O18  1  0.971  0.180  0.333  1.0
[/CIF]
.
The compound described by MgV4MnNiO12 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(11), one O(4), one O(7), and one O(8) atom. There are four inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(4), and one O(6) atom to form VO4 tetrahedra that share  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent V(2)O4 tetrahedra, and  a cornercorner with one V(4)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 43-67°. In the second V site, V(2) is bonded to one O(3), one O(4), one O(6), and one O(8) atom to form VO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, and corners with two equivalent V(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 22-60°. In the third V site, V(3) is bonded to one O(10), one O(5), one O(7), and one O(9) atom to form VO4 tetrahedra that share  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, and corners with two equivalent V(4)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 24-64°. In the fourth V site, V(4) is bonded to one O(11), one O(12), one O(2), one O(7), and one O(9) atom to form VO5 trigonal bipyramids that share corners with two equivalent Ni(1)O6 octahedra,  a cornercorner with one V(1)O4 tetrahedra, corners with two equivalent V(3)O4 tetrahedra, and  an edgeedge with one Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 33-39°. Mn(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(3), and one O(5) atom to form MnO6 octahedra that share  a cornercorner with one V(2)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, corners with two equivalent V(3)O4 tetrahedra, edges with two equivalent Ni(1)O6 octahedra, and  an edgeedge with one V(4)O5 trigonal bipyramid. Ni(1) is bonded to one O(1), one O(10), one O(11), one O(12), one O(3), and one O(8) atom to form NiO6 octahedra that share  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(3)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent V(4)O5 trigonal bipyramids, and edges with two equivalent Mn(1)O6 octahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted tetrahedral geometry to one Mg(1), one V(1), one Mn(1), and one Ni(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one V(1), one V(4), and one Mn(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one V(2), one Mn(1), and one Ni(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mg(1), one V(1), and one V(2) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one V(3) and one Mn(1) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one V(1) and one V(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Mg(1), one V(3), and one V(4) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Mg(1), one V(2), and one Ni(1) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one V(3) and one V(4) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Mg(1), one V(3), one Mn(1), and one Ni(1) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal non-coplanar geometry to one Mg(1), one V(4), and one Ni(1) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to one V(4), one Mn(1), and one Ni(1) atom. is represented by the CIF card [CIF]
data_MgMnV4NiO12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.930
_cell_length_b   7.092
_cell_length_c   5.700
_cell_angle_alpha   73.782
_cell_angle_beta   109.360
_cell_angle_gamma   100.903
_symmetry_Int_Tables_number   1
_cell_volume   252.316
_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  0.737  0.717  0.789  1.0
  Mn  Mn1  1  0.093  0.088  0.749  1.0
  V  V2  1  0.181  0.611  0.757  1.0
  V  V3  1  0.380  0.795  0.282  1.0
  V  V4  1  0.627  0.207  0.733  1.0
  V  V5  1  0.848  0.389  0.285  1.0
  Ni  Ni6  1  0.914  0.916  0.250  1.0
  O  O7  1  0.997  0.791  0.654  1.0
  O  O8  1  0.046  0.396  0.660  1.0
  O  O9  1  0.207  0.968  0.161  1.0
  O  O10  1  0.408  0.684  0.620  1.0
  O  O11  1  0.390  0.100  0.742  1.0
  O  O12  1  0.302  0.615  0.094  1.0
  O  O13  1  0.706  0.396  0.906  1.0
  O  O14  1  0.626  0.887  0.302  1.0
  O  O15  1  0.616  0.315  0.413  1.0
  O  O16  1  0.793  0.013  0.847  1.0
  O  O17  1  0.881  0.653  0.173  1.0
  O  O18  1  0.971  0.180  0.333  1.0
[/CIF]
.