The compound described by Li7VGeO8 crystallizes in the monoclinic Pm space group. There are nine inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(11), and two equivalent O(3) atoms to form LiO4 tetrahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, corners with two equivalent Ge(2)O4 tetrahedra, and edges with two equivalent Li(2)O4 tetrahedra. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(9)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra,  a cornercorner with one Li(4)O4 trigonal pyramid, and  an edgeedge with one Li(1)O4 tetrahedra. In the third Li site, Li(3) is bonded to one O(3), one O(4), one O(5), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(2)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, and  an edgeedge with one Li(4)O4 trigonal pyramid. In the fourth Li site, Li(4) is bonded to one O(6), one O(8), and two equivalent O(4) atoms to form LiO4 trigonal pyramids that share corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, and edges with two equivalent Li(3)O4 tetrahedra. In the fifth Li site, Li(5) is bonded to one O(5), one O(7), and two equivalent O(9) atoms to form LiO4 tetrahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, and edges with two equivalent Li(6)O4 tetrahedra. In the sixth Li site, Li(6) is bonded to one O(10), one O(7), one O(8), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Li(9)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 trigonal pyramid, and  an edgeedge with one Li(5)O4 tetrahedra. In the seventh Li site, Li(7) is bonded in a 4-coordinate geometry to one O(10), one O(11), one O(12), and one O(9) atom. In the eighth Li site, Li(8) is bonded in a 4-coordinate geometry to one O(10), one O(11), one O(12), and one O(9) atom. In the ninth Li site, Li(9) is bonded to one O(12), one O(2), and two equivalent O(10) atoms to form LiO4 tetrahedra that share corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, and corners with two equivalent Ge(2)O4 tetrahedra. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(12), one O(2), and two equivalent O(3) atoms to form VO4 tetrahedra that share corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(9)O4 tetrahedra, and corners with four equivalent Li(2)O4 tetrahedra. In the second V site, V(2) is bonded to one O(6), one O(8), and two equivalent O(9) atoms to form VO4 tetrahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(5)O4 tetrahedra, corners with four equivalent Li(6)O4 tetrahedra, and corners with two equivalent Li(4)O4 trigonal pyramids. There are two inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(5), one O(7), and two equivalent O(4) atoms to form GeO4 tetrahedra that share corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(5)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with four equivalent Li(3)O4 tetrahedra, and corners with two equivalent Li(4)O4 trigonal pyramids. In the second Ge site, Ge(2) is bonded to one O(1), one O(11), and two equivalent O(10) atoms to form GeO4 tetrahedra that share corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, and corners with two equivalent Li(9)O4 tetrahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), two equivalent Li(2), and one Ge(2) atom to form OLi3Ge trigonal pyramids that share corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(2)Li3V tetrahedra, corners with two equivalent O(10)Li4Ge trigonal bipyramids, and edges with two equivalent O(3)Li3V tetrahedra. In the second O site, O(2) is bonded to one Li(9), two equivalent Li(2), and one V(1) atom to form OLi3V tetrahedra that share corners with two equivalent O(4)Li3Ge tetrahedra, corners with four equivalent O(3)Li3V tetrahedra, corners with two equivalent O(10)Li4Ge trigonal bipyramids, and corners with two equivalent O(1)Li3Ge trigonal pyramids. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), and one V(1) atom to form distorted OLi3V tetrahedra that share  a cornercorner with one O(5)Li3Ge tetrahedra, corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(2)Li3V tetrahedra, corners with two equivalent O(3)Li3V tetrahedra, and  an edgeedge with one O(1)Li3Ge trigonal pyramid. In the fourth O site, O(4) is bonded to one Li(2), one Li(3), one Li(4), and one Ge(1) atom to form OLi3Ge tetrahedra that share  a cornercorner with one O(2)Li3V tetrahedra,  a cornercorner with one O(8)Li3V tetrahedra, corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(5)Li3Ge tetrahedra, corners with two equivalent O(3)Li3V tetrahedra,  a cornercorner with one O(1)Li3Ge trigonal pyramid, and  a cornercorner with one O(7)Li3Ge trigonal pyramid. In the fifth O site, O(5) is bonded to one Li(5), two equivalent Li(3), and one Ge(1) atom to form distorted OLi3Ge tetrahedra that share corners with two equivalent O(3)Li3V tetrahedra, corners with four equivalent O(4)Li3Ge tetrahedra, and corners with two equivalent O(7)Li3Ge trigonal pyramids. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Li(4), two equivalent Li(3), and one V(2) atom. In the seventh O site, O(7) is bonded to one Li(5), two equivalent Li(6), and one Ge(1) atom to form OLi3Ge trigonal pyramids that share corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(5)Li3Ge tetrahedra, corners with two equivalent O(8)Li3V tetrahedra, and corners with two equivalent O(10)Li4Ge trigonal bipyramids. In the eighth O site, O(8) is bonded to one Li(4), two equivalent Li(6), and one V(2) atom to form OLi3V tetrahedra that share corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(10)Li4Ge trigonal bipyramids, and corners with two equivalent O(7)Li3Ge trigonal pyramids. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to one Li(5), one Li(6), one Li(7), one Li(8), and one V(2) atom. In the tenth O site, O(10) is bonded to one Li(6), one Li(7), one Li(8), one Li(9), and one Ge(2) atom to form OLi4Ge trigonal bipyramids that share  a cornercorner with one O(2)Li3V tetrahedra,  a cornercorner with one O(8)Li3V tetrahedra, corners with two equivalent O(10)Li4Ge trigonal bipyramids,  a cornercorner with one O(1)Li3Ge trigonal pyramid, and  a cornercorner with one O(7)Li3Ge trigonal pyramid. In the eleventh O site, O(11) is bonded in a 6-coordinate geometry to one Li(1), two equivalent Li(7), two equivalent Li(8), and one Ge(2) atom. In the twelfth O site, O(12) is bonded in a 6-coordinate geometry to one Li(9), two equivalent Li(7), two equivalent Li(8), and one V(1) atom. is represented by the CIF card [CIF]
data_Li7VGeO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.403
_cell_length_b   5.410
_cell_length_c   10.855
_cell_angle_alpha   89.081
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   376.009
_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
  Li  Li0  1  0.500  0.675  0.923  1.0
  Li  Li1  1  0.752  0.313  0.824  1.0
  Li  Li2  1  0.248  0.313  0.824  1.0
  Li  Li3  1  0.270  0.833  0.662  1.0
  Li  Li4  1  0.730  0.833  0.662  1.0
  Li  Li5  1  0.000  0.201  0.584  1.0
  Li  Li6  1  0.500  0.828  0.432  1.0
  Li  Li7  1  0.748  0.192  0.349  1.0
  Li  Li8  1  0.252  0.192  0.349  1.0
  Li  Li9  1  0.296  0.585  0.180  1.0
  Li  Li10  1  0.704  0.585  0.180  1.0
  Li  Li11  1  0.810  0.932  0.166  1.0
  Li  Li12  1  0.190  0.932  0.166  1.0
  Li  Li13  1  0.000  0.344  0.065  1.0
  V  V14  1  0.000  0.828  0.916  1.0
  V  V15  1  0.000  0.675  0.408  1.0
  Ge  Ge16  1  0.500  0.321  0.587  1.0
  Ge  Ge17  1  0.500  0.163  0.075  1.0
  O  O18  1  0.500  0.304  0.930  1.0
  O  O19  1  0.000  0.150  0.914  1.0
  O  O20  1  0.782  0.715  0.843  1.0
  O  O21  1  0.218  0.715  0.843  1.0
  O  O22  1  0.272  0.202  0.661  1.0
  O  O23  1  0.728  0.202  0.661  1.0
  O  O24  1  0.500  0.651  0.586  1.0
  O  O25  1  0.000  0.794  0.553  1.0
  O  O26  1  0.500  0.200  0.434  1.0
  O  O27  1  0.000  0.353  0.409  1.0
  O  O28  1  0.778  0.784  0.326  1.0
  O  O29  1  0.222  0.784  0.326  1.0
  O  O30  1  0.269  0.254  0.158  1.0
  O  O31  1  0.731  0.254  0.158  1.0
  O  O32  1  0.500  0.828  0.093  1.0
  O  O33  1  0.000  0.722  0.076  1.0
[/CIF]
.
The compound described by Li7VGeO8 crystallizes in the monoclinic Pm space group. There are nine inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(11), and two equivalent O(3) atoms to form LiO4 tetrahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, corners with two equivalent Ge(2)O4 tetrahedra, and edges with two equivalent Li(2)O4 tetrahedra. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(9)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra,  a cornercorner with one Li(4)O4 trigonal pyramid, and  an edgeedge with one Li(1)O4 tetrahedra. In the third Li site, Li(3) is bonded to one O(3), one O(4), one O(5), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one V(1)O4 tetrahedra,  a cornercorner with one V(2)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, and  an edgeedge with one Li(4)O4 trigonal pyramid. In the fourth Li site, Li(4) is bonded to one O(6), one O(8), and two equivalent O(4) atoms to form LiO4 trigonal pyramids that share corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, and edges with two equivalent Li(3)O4 tetrahedra. In the fifth Li site, Li(5) is bonded to one O(5), one O(7), and two equivalent O(9) atoms to form LiO4 tetrahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent Ge(1)O4 tetrahedra, and edges with two equivalent Li(6)O4 tetrahedra. In the sixth Li site, Li(6) is bonded to one O(10), one O(7), one O(8), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Li(9)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 trigonal pyramid, and  an edgeedge with one Li(5)O4 tetrahedra. In the seventh Li site, Li(7) is bonded in a 4-coordinate geometry to one O(10), one O(11), one O(12), and one O(9) atom. In the eighth Li site, Li(8) is bonded in a 4-coordinate geometry to one O(10), one O(11), one O(12), and one O(9) atom. In the ninth Li site, Li(9) is bonded to one O(12), one O(2), and two equivalent O(10) atoms to form LiO4 tetrahedra that share corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent V(1)O4 tetrahedra, and corners with two equivalent Ge(2)O4 tetrahedra. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(12), one O(2), and two equivalent O(3) atoms to form VO4 tetrahedra that share corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(9)O4 tetrahedra, and corners with four equivalent Li(2)O4 tetrahedra. In the second V site, V(2) is bonded to one O(6), one O(8), and two equivalent O(9) atoms to form VO4 tetrahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(5)O4 tetrahedra, corners with four equivalent Li(6)O4 tetrahedra, and corners with two equivalent Li(4)O4 trigonal pyramids. There are two inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(5), one O(7), and two equivalent O(4) atoms to form GeO4 tetrahedra that share corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(5)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with four equivalent Li(3)O4 tetrahedra, and corners with two equivalent Li(4)O4 trigonal pyramids. In the second Ge site, Ge(2) is bonded to one O(1), one O(11), and two equivalent O(10) atoms to form GeO4 tetrahedra that share corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, and corners with two equivalent Li(9)O4 tetrahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), two equivalent Li(2), and one Ge(2) atom to form OLi3Ge trigonal pyramids that share corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(2)Li3V tetrahedra, corners with two equivalent O(10)Li4Ge trigonal bipyramids, and edges with two equivalent O(3)Li3V tetrahedra. In the second O site, O(2) is bonded to one Li(9), two equivalent Li(2), and one V(1) atom to form OLi3V tetrahedra that share corners with two equivalent O(4)Li3Ge tetrahedra, corners with four equivalent O(3)Li3V tetrahedra, corners with two equivalent O(10)Li4Ge trigonal bipyramids, and corners with two equivalent O(1)Li3Ge trigonal pyramids. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), and one V(1) atom to form distorted OLi3V tetrahedra that share  a cornercorner with one O(5)Li3Ge tetrahedra, corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(2)Li3V tetrahedra, corners with two equivalent O(3)Li3V tetrahedra, and  an edgeedge with one O(1)Li3Ge trigonal pyramid. In the fourth O site, O(4) is bonded to one Li(2), one Li(3), one Li(4), and one Ge(1) atom to form OLi3Ge tetrahedra that share  a cornercorner with one O(2)Li3V tetrahedra,  a cornercorner with one O(8)Li3V tetrahedra, corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(5)Li3Ge tetrahedra, corners with two equivalent O(3)Li3V tetrahedra,  a cornercorner with one O(1)Li3Ge trigonal pyramid, and  a cornercorner with one O(7)Li3Ge trigonal pyramid. In the fifth O site, O(5) is bonded to one Li(5), two equivalent Li(3), and one Ge(1) atom to form distorted OLi3Ge tetrahedra that share corners with two equivalent O(3)Li3V tetrahedra, corners with four equivalent O(4)Li3Ge tetrahedra, and corners with two equivalent O(7)Li3Ge trigonal pyramids. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Li(4), two equivalent Li(3), and one V(2) atom. In the seventh O site, O(7) is bonded to one Li(5), two equivalent Li(6), and one Ge(1) atom to form OLi3Ge trigonal pyramids that share corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(5)Li3Ge tetrahedra, corners with two equivalent O(8)Li3V tetrahedra, and corners with two equivalent O(10)Li4Ge trigonal bipyramids. In the eighth O site, O(8) is bonded to one Li(4), two equivalent Li(6), and one V(2) atom to form OLi3V tetrahedra that share corners with two equivalent O(4)Li3Ge tetrahedra, corners with two equivalent O(10)Li4Ge trigonal bipyramids, and corners with two equivalent O(7)Li3Ge trigonal pyramids. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to one Li(5), one Li(6), one Li(7), one Li(8), and one V(2) atom. In the tenth O site, O(10) is bonded to one Li(6), one Li(7), one Li(8), one Li(9), and one Ge(2) atom to form OLi4Ge trigonal bipyramids that share  a cornercorner with one O(2)Li3V tetrahedra,  a cornercorner with one O(8)Li3V tetrahedra, corners with two equivalent O(10)Li4Ge trigonal bipyramids,  a cornercorner with one O(1)Li3Ge trigonal pyramid, and  a cornercorner with one O(7)Li3Ge trigonal pyramid. In the eleventh O site, O(11) is bonded in a 6-coordinate geometry to one Li(1), two equivalent Li(7), two equivalent Li(8), and one Ge(2) atom. In the twelfth O site, O(12) is bonded in a 6-coordinate geometry to one Li(9), two equivalent Li(7), two equivalent Li(8), and one V(1) atom. is represented by the CIF card [CIF]
data_Li7VGeO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.403
_cell_length_b   5.410
_cell_length_c   10.855
_cell_angle_alpha   89.081
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   376.009
_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
  Li  Li0  1  0.500  0.675  0.923  1.0
  Li  Li1  1  0.752  0.313  0.824  1.0
  Li  Li2  1  0.248  0.313  0.824  1.0
  Li  Li3  1  0.270  0.833  0.662  1.0
  Li  Li4  1  0.730  0.833  0.662  1.0
  Li  Li5  1  0.000  0.201  0.584  1.0
  Li  Li6  1  0.500  0.828  0.432  1.0
  Li  Li7  1  0.748  0.192  0.349  1.0
  Li  Li8  1  0.252  0.192  0.349  1.0
  Li  Li9  1  0.296  0.585  0.180  1.0
  Li  Li10  1  0.704  0.585  0.180  1.0
  Li  Li11  1  0.810  0.932  0.166  1.0
  Li  Li12  1  0.190  0.932  0.166  1.0
  Li  Li13  1  0.000  0.344  0.065  1.0
  V  V14  1  0.000  0.828  0.916  1.0
  V  V15  1  0.000  0.675  0.408  1.0
  Ge  Ge16  1  0.500  0.321  0.587  1.0
  Ge  Ge17  1  0.500  0.163  0.075  1.0
  O  O18  1  0.500  0.304  0.930  1.0
  O  O19  1  0.000  0.150  0.914  1.0
  O  O20  1  0.782  0.715  0.843  1.0
  O  O21  1  0.218  0.715  0.843  1.0
  O  O22  1  0.272  0.202  0.661  1.0
  O  O23  1  0.728  0.202  0.661  1.0
  O  O24  1  0.500  0.651  0.586  1.0
  O  O25  1  0.000  0.794  0.553  1.0
  O  O26  1  0.500  0.200  0.434  1.0
  O  O27  1  0.000  0.353  0.409  1.0
  O  O28  1  0.778  0.784  0.326  1.0
  O  O29  1  0.222  0.784  0.326  1.0
  O  O30  1  0.269  0.254  0.158  1.0
  O  O31  1  0.731  0.254  0.158  1.0
  O  O32  1  0.500  0.828  0.093  1.0
  O  O33  1  0.000  0.722  0.076  1.0
[/CIF]
.