The crystal structure described by Li2V(CO3)2 crystallizes in the monoclinic C2 space group. There are six inequivalent Li sites. In the first Li site, Li(1) is bonded to two equivalent O(1) and two equivalent O(5) atoms to form distorted LiO4 trigonal pyramids that share edges with two equivalent V(1)O6 octahedra. In the second Li site, Li(2) is bonded in a distorted rectangular see-saw-like geometry to two equivalent O(3) and two equivalent O(6) atoms. In the third Li site, Li(3) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(10), one O(2), and one O(3) atom. In the fourth Li site, Li(4) is bonded in a distorted rectangular see-saw-like geometry to one O(4), one O(7), one O(8), and one O(9) atom. In the fifth Li site, Li(5) is bonded in a distorted rectangular see-saw-like geometry to two equivalent O(1) and two equivalent O(11) atoms. In the sixth Li site, Li(6) is bonded to two equivalent O(12) and two equivalent O(3) atoms to form distorted LiO4 trigonal pyramids that share edges with two equivalent V(1)O6 octahedra. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(12), one O(3), one O(4), one O(5), and one O(7) atom to form VO6 octahedra that share  an edgeedge with one Li(1)O4 trigonal pyramid and  an edgeedge with one Li(6)O4 trigonal pyramid. In the second V site, V(2) is bonded in an octahedral geometry to two equivalent O(2), two equivalent O(6), and two equivalent O(9) atoms. In the third V site, V(3) is bonded in an octahedral geometry to two equivalent O(10), two equivalent O(11), and two equivalent O(8) atoms. There are four inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(4) atom. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(5), one O(6), and one O(8) atom. In the third C site, C(3) is bonded in a trigonal planar geometry to one O(10), one O(3), and one O(7) atom. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one O(11), one O(12), and one O(9) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(3), one Li(5), one V(1), and one C(1) atom to form distorted edge-sharing OLi3VC trigonal bipyramids. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Li(3), one V(2), and one C(1) atom. In the third O site, O(3) is bonded to one Li(2), one Li(3), one Li(6), one V(1), and one C(3) atom to form distorted edge-sharing OLi3VC trigonal bipyramids. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Li(4), one V(1), and one C(1) atom. In the fifth O site, O(5) is bonded in a distorted T-shaped geometry to one Li(1), one V(1), and one C(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Li(2), one V(2), and one C(2) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Li(4), one V(1), and one C(3) atom. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one Li(4), one V(3), and one C(2) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Li(4), one V(2), and one C(4) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Li(3), one V(3), and one C(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Li(5), one V(3), and one C(4) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Li(6), one V(1), and one C(4) atom. is represented by the CIF card [CIF]
data_Li2V(CO3)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.018
_cell_length_b   9.018
_cell_length_c   9.862
_cell_angle_alpha   56.816
_cell_angle_beta   56.816
_cell_angle_gamma   71.858
_symmetry_Int_Tables_number   1
_cell_volume   561.706
_cell_formula_units_Z   4
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  0.626  0.374  0.000  1.0
  Li  Li1  1  0.683  0.317  0.500  1.0
  Li  Li2  1  0.289  0.219  0.001  1.0
  Li  Li3  1  0.175  0.178  0.574  1.0
  Li  Li4  1  0.781  0.711  0.999  1.0
  Li  Li5  1  0.321  0.679  0.000  1.0
  Li  Li6  1  0.822  0.825  0.426  1.0
  Li  Li7  1  0.375  0.625  0.500  1.0
  V  V8  1  0.466  0.467  0.284  1.0
  V  V9  1  0.533  0.534  0.716  1.0
  V  V10  1  0.973  0.027  0.500  1.0
  V  V11  1  0.030  0.970  0.000  1.0
  C  C12  1  0.265  0.328  0.191  1.0
  C  C13  1  0.835  0.238  0.733  1.0
  C  C14  1  0.762  0.165  0.267  1.0
  C  C15  1  0.331  0.260  0.719  1.0
  C  C16  1  0.239  0.835  0.694  1.0
  C  C17  1  0.672  0.735  0.809  1.0
  C  C18  1  0.740  0.669  0.281  1.0
  C  C19  1  0.165  0.761  0.306  1.0
  O  O20  1  0.365  0.428  0.013  1.0
  O  O21  1  0.167  0.212  0.237  1.0
  O  O22  1  0.437  0.352  0.699  1.0
  O  O23  1  0.270  0.348  0.307  1.0
  O  O24  1  0.667  0.293  0.198  1.0
  O  O25  1  0.848  0.224  0.602  1.0
  O  O26  1  0.707  0.333  0.802  1.0
  O  O27  1  0.341  0.278  0.576  1.0
  O  O28  1  0.950  0.163  0.791  1.0
  O  O29  1  0.162  0.951  0.598  1.0
  O  O30  1  0.776  0.152  0.398  1.0
  O  O31  1  0.788  0.833  0.763  1.0
  O  O32  1  0.224  0.153  0.885  1.0
  O  O33  1  0.226  0.845  0.827  1.0
  O  O34  1  0.837  0.050  0.209  1.0
  O  O35  1  0.847  0.776  0.115  1.0
  O  O36  1  0.652  0.730  0.693  1.0
  O  O37  1  0.155  0.774  0.173  1.0
  O  O38  1  0.648  0.563  0.301  1.0
  O  O39  1  0.334  0.709  0.655  1.0
  O  O40  1  0.572  0.635  0.987  1.0
  O  O41  1  0.722  0.659  0.424  1.0
  O  O42  1  0.049  0.838  0.402  1.0
  O  O43  1  0.291  0.666  0.345  1.0
[/CIF]
.
The crystal structure described by Li2V(CO3)2 crystallizes in the monoclinic C2 space group. There are six inequivalent Li sites. In the first Li site, Li(1) is bonded to two equivalent O(1) and two equivalent O(5) atoms to form distorted LiO4 trigonal pyramids that share edges with two equivalent V(1)O6 octahedra. In the second Li site, Li(2) is bonded in a distorted rectangular see-saw-like geometry to two equivalent O(3) and two equivalent O(6) atoms. In the third Li site, Li(3) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(10), one O(2), and one O(3) atom. In the fourth Li site, Li(4) is bonded in a distorted rectangular see-saw-like geometry to one O(4), one O(7), one O(8), and one O(9) atom. In the fifth Li site, Li(5) is bonded in a distorted rectangular see-saw-like geometry to two equivalent O(1) and two equivalent O(11) atoms. In the sixth Li site, Li(6) is bonded to two equivalent O(12) and two equivalent O(3) atoms to form distorted LiO4 trigonal pyramids that share edges with two equivalent V(1)O6 octahedra. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(12), one O(3), one O(4), one O(5), and one O(7) atom to form VO6 octahedra that share  an edgeedge with one Li(1)O4 trigonal pyramid and  an edgeedge with one Li(6)O4 trigonal pyramid. In the second V site, V(2) is bonded in an octahedral geometry to two equivalent O(2), two equivalent O(6), and two equivalent O(9) atoms. In the third V site, V(3) is bonded in an octahedral geometry to two equivalent O(10), two equivalent O(11), and two equivalent O(8) atoms. There are four inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(4) atom. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(5), one O(6), and one O(8) atom. In the third C site, C(3) is bonded in a trigonal planar geometry to one O(10), one O(3), and one O(7) atom. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one O(11), one O(12), and one O(9) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(3), one Li(5), one V(1), and one C(1) atom to form distorted edge-sharing OLi3VC trigonal bipyramids. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Li(3), one V(2), and one C(1) atom. In the third O site, O(3) is bonded to one Li(2), one Li(3), one Li(6), one V(1), and one C(3) atom to form distorted edge-sharing OLi3VC trigonal bipyramids. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Li(4), one V(1), and one C(1) atom. In the fifth O site, O(5) is bonded in a distorted T-shaped geometry to one Li(1), one V(1), and one C(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Li(2), one V(2), and one C(2) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Li(4), one V(1), and one C(3) atom. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one Li(4), one V(3), and one C(2) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Li(4), one V(2), and one C(4) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Li(3), one V(3), and one C(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Li(5), one V(3), and one C(4) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Li(6), one V(1), and one C(4) atom. is represented by the CIF card [CIF]
data_Li2V(CO3)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.018
_cell_length_b   9.018
_cell_length_c   9.862
_cell_angle_alpha   56.816
_cell_angle_beta   56.816
_cell_angle_gamma   71.858
_symmetry_Int_Tables_number   1
_cell_volume   561.706
_cell_formula_units_Z   4
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  0.626  0.374  0.000  1.0
  Li  Li1  1  0.683  0.317  0.500  1.0
  Li  Li2  1  0.289  0.219  0.001  1.0
  Li  Li3  1  0.175  0.178  0.574  1.0
  Li  Li4  1  0.781  0.711  0.999  1.0
  Li  Li5  1  0.321  0.679  0.000  1.0
  Li  Li6  1  0.822  0.825  0.426  1.0
  Li  Li7  1  0.375  0.625  0.500  1.0
  V  V8  1  0.466  0.467  0.284  1.0
  V  V9  1  0.533  0.534  0.716  1.0
  V  V10  1  0.973  0.027  0.500  1.0
  V  V11  1  0.030  0.970  0.000  1.0
  C  C12  1  0.265  0.328  0.191  1.0
  C  C13  1  0.835  0.238  0.733  1.0
  C  C14  1  0.762  0.165  0.267  1.0
  C  C15  1  0.331  0.260  0.719  1.0
  C  C16  1  0.239  0.835  0.694  1.0
  C  C17  1  0.672  0.735  0.809  1.0
  C  C18  1  0.740  0.669  0.281  1.0
  C  C19  1  0.165  0.761  0.306  1.0
  O  O20  1  0.365  0.428  0.013  1.0
  O  O21  1  0.167  0.212  0.237  1.0
  O  O22  1  0.437  0.352  0.699  1.0
  O  O23  1  0.270  0.348  0.307  1.0
  O  O24  1  0.667  0.293  0.198  1.0
  O  O25  1  0.848  0.224  0.602  1.0
  O  O26  1  0.707  0.333  0.802  1.0
  O  O27  1  0.341  0.278  0.576  1.0
  O  O28  1  0.950  0.163  0.791  1.0
  O  O29  1  0.162  0.951  0.598  1.0
  O  O30  1  0.776  0.152  0.398  1.0
  O  O31  1  0.788  0.833  0.763  1.0
  O  O32  1  0.224  0.153  0.885  1.0
  O  O33  1  0.226  0.845  0.827  1.0
  O  O34  1  0.837  0.050  0.209  1.0
  O  O35  1  0.847  0.776  0.115  1.0
  O  O36  1  0.652  0.730  0.693  1.0
  O  O37  1  0.155  0.774  0.173  1.0
  O  O38  1  0.648  0.563  0.301  1.0
  O  O39  1  0.334  0.709  0.655  1.0
  O  O40  1  0.572  0.635  0.987  1.0
  O  O41  1  0.722  0.659  0.424  1.0
  O  O42  1  0.049  0.838  0.402  1.0
  O  O43  1  0.291  0.666  0.345  1.0
[/CIF]
.