The material described by Li2V(CO3)2 crystallizes in the monoclinic Pc space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(6), one O(7), and one O(9) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  an edgeedge with one V(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 43-82°. In the second Li site, Li(2) is bonded to one O(10), one O(2), one O(5), and one O(8) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, and  an edgeedge with one Li(4)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 43-82°. In the third Li site, Li(3) is bonded to one O(11), one O(3), one O(6), and one O(7) atom to form distorted LiO4 trigonal pyramids that share corners with two equivalent V(2)O6 octahedra,  an edgeedge with one V(2)O6 octahedra, and  an edgeedge with one Li(1)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 43-82°. In the fourth Li site, Li(4) is bonded to one O(12), one O(4), one O(5), and one O(8) atom to form distorted LiO4 trigonal pyramids that share corners with two equivalent V(1)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 43-82°. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(10), one O(12), one O(4), one O(5), and one O(8) atom to form distorted VO6 octahedra that share  a cornercorner with one Li(1)O4 trigonal pyramid,  a cornercorner with one Li(2)O4 trigonal pyramid, corners with two equivalent Li(4)O4 trigonal pyramids,  an edgeedge with one Li(2)O4 trigonal pyramid, and  an edgeedge with one Li(4)O4 trigonal pyramid. In the second V site, V(2) is bonded to one O(11), one O(2), one O(3), one O(6), one O(7), and one O(9) atom to form distorted VO6 octahedra that share  a cornercorner with one Li(1)O4 trigonal pyramid,  a cornercorner with one Li(2)O4 trigonal pyramid, corners with two equivalent Li(3)O4 trigonal pyramids,  an edgeedge with one Li(1)O4 trigonal pyramid, and  an edgeedge with one Li(3)O4 trigonal pyramid. 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(5), and one O(9) atom. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(10), one O(2), and one O(6) atom. In the third C site, C(3) is bonded in a trigonal planar geometry to one O(11), 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(12), one O(4), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Li(1), one V(1), and one C(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(2), one V(2), and one C(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Li(3), one V(2), and one C(3) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(4), one V(1), and one C(4) atom. In the fifth O site, O(5) is bonded to one Li(2), one Li(4), one V(1), and one C(1) atom to form a mixture of edge and corner-sharing OLi2VC trigonal pyramids. In the sixth O site, O(6) is bonded to one Li(1), one Li(3), one V(2), and one C(2) atom to form a mixture of distorted edge and corner-sharing OLi2VC trigonal pyramids. In the seventh O site, O(7) is bonded to one Li(1), one Li(3), one V(2), and one C(3) atom to form a mixture of edge and corner-sharing OLi2VC trigonal pyramids. In the eighth O site, O(8) is bonded to one Li(2), one Li(4), one V(1), and one C(4) atom to form a mixture of distorted edge and corner-sharing OLi2VC trigonal pyramids. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one Li(1), one V(2), and one C(1) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Li(2), one V(1), and one C(2) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Li(3), one V(2), and one C(3) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Li(4), 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   5.230
_cell_length_b   7.547
_cell_length_c   7.664
_cell_angle_alpha   90.004
_cell_angle_beta   90.004
_cell_angle_gamma   72.282
_symmetry_Int_Tables_number   1
_cell_volume   288.138
_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
  C  C0  1  0.329  0.823  0.241  1.0
  C  C1  1  0.171  0.677  0.741  1.0
  C  C2  1  0.829  0.323  0.259  1.0
  C  C3  1  0.671  0.177  0.759  1.0
  Li  Li4  1  0.894  0.688  0.385  1.0
  Li  Li5  1  0.606  0.812  0.885  1.0
  Li  Li6  1  0.394  0.188  0.115  1.0
  Li  Li7  1  0.106  0.312  0.615  1.0
  O  O8  1  0.077  0.832  0.245  1.0
  O  O9  1  0.423  0.668  0.745  1.0
  O  O10  1  0.577  0.332  0.255  1.0
  O  O11  1  0.923  0.168  0.755  1.0
  O  O12  1  0.406  0.905  0.108  1.0
  O  O13  1  0.906  0.405  0.392  1.0
  O  O14  1  0.094  0.595  0.608  1.0
  O  O15  1  0.594  0.095  0.892  1.0
  O  O16  1  0.500  0.742  0.359  1.0
  O  O17  1  0.000  0.757  0.859  1.0
  O  O18  1  1.000  0.242  0.141  1.0
  O  O19  1  0.500  0.257  0.641  1.0
  V  V20  1  0.500  0.500  0.500  1.0
  V  V21  1  1.000  0.000  0.000  1.0
[/CIF]
.
The material described by Li2V(CO3)2 crystallizes in the monoclinic Pc space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(6), one O(7), and one O(9) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  an edgeedge with one V(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 43-82°. In the second Li site, Li(2) is bonded to one O(10), one O(2), one O(5), and one O(8) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one V(2)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, and  an edgeedge with one Li(4)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 43-82°. In the third Li site, Li(3) is bonded to one O(11), one O(3), one O(6), and one O(7) atom to form distorted LiO4 trigonal pyramids that share corners with two equivalent V(2)O6 octahedra,  an edgeedge with one V(2)O6 octahedra, and  an edgeedge with one Li(1)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 43-82°. In the fourth Li site, Li(4) is bonded to one O(12), one O(4), one O(5), and one O(8) atom to form distorted LiO4 trigonal pyramids that share corners with two equivalent V(1)O6 octahedra,  an edgeedge with one V(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 43-82°. There are two inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(10), one O(12), one O(4), one O(5), and one O(8) atom to form distorted VO6 octahedra that share  a cornercorner with one Li(1)O4 trigonal pyramid,  a cornercorner with one Li(2)O4 trigonal pyramid, corners with two equivalent Li(4)O4 trigonal pyramids,  an edgeedge with one Li(2)O4 trigonal pyramid, and  an edgeedge with one Li(4)O4 trigonal pyramid. In the second V site, V(2) is bonded to one O(11), one O(2), one O(3), one O(6), one O(7), and one O(9) atom to form distorted VO6 octahedra that share  a cornercorner with one Li(1)O4 trigonal pyramid,  a cornercorner with one Li(2)O4 trigonal pyramid, corners with two equivalent Li(3)O4 trigonal pyramids,  an edgeedge with one Li(1)O4 trigonal pyramid, and  an edgeedge with one Li(3)O4 trigonal pyramid. 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(5), and one O(9) atom. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(10), one O(2), and one O(6) atom. In the third C site, C(3) is bonded in a trigonal planar geometry to one O(11), 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(12), one O(4), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Li(1), one V(1), and one C(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(2), one V(2), and one C(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Li(3), one V(2), and one C(3) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(4), one V(1), and one C(4) atom. In the fifth O site, O(5) is bonded to one Li(2), one Li(4), one V(1), and one C(1) atom to form a mixture of edge and corner-sharing OLi2VC trigonal pyramids. In the sixth O site, O(6) is bonded to one Li(1), one Li(3), one V(2), and one C(2) atom to form a mixture of distorted edge and corner-sharing OLi2VC trigonal pyramids. In the seventh O site, O(7) is bonded to one Li(1), one Li(3), one V(2), and one C(3) atom to form a mixture of edge and corner-sharing OLi2VC trigonal pyramids. In the eighth O site, O(8) is bonded to one Li(2), one Li(4), one V(1), and one C(4) atom to form a mixture of distorted edge and corner-sharing OLi2VC trigonal pyramids. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one Li(1), one V(2), and one C(1) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Li(2), one V(1), and one C(2) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Li(3), one V(2), and one C(3) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal planar geometry to one Li(4), 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   5.230
_cell_length_b   7.547
_cell_length_c   7.664
_cell_angle_alpha   90.004
_cell_angle_beta   90.004
_cell_angle_gamma   72.282
_symmetry_Int_Tables_number   1
_cell_volume   288.138
_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
  C  C0  1  0.329  0.823  0.241  1.0
  C  C1  1  0.171  0.677  0.741  1.0
  C  C2  1  0.829  0.323  0.259  1.0
  C  C3  1  0.671  0.177  0.759  1.0
  Li  Li4  1  0.894  0.688  0.385  1.0
  Li  Li5  1  0.606  0.812  0.885  1.0
  Li  Li6  1  0.394  0.188  0.115  1.0
  Li  Li7  1  0.106  0.312  0.615  1.0
  O  O8  1  0.077  0.832  0.245  1.0
  O  O9  1  0.423  0.668  0.745  1.0
  O  O10  1  0.577  0.332  0.255  1.0
  O  O11  1  0.923  0.168  0.755  1.0
  O  O12  1  0.406  0.905  0.108  1.0
  O  O13  1  0.906  0.405  0.392  1.0
  O  O14  1  0.094  0.595  0.608  1.0
  O  O15  1  0.594  0.095  0.892  1.0
  O  O16  1  0.500  0.742  0.359  1.0
  O  O17  1  0.000  0.757  0.859  1.0
  O  O18  1  1.000  0.242  0.141  1.0
  O  O19  1  0.500  0.257  0.641  1.0
  V  V20  1  0.500  0.500  0.500  1.0
  V  V21  1  1.000  0.000  0.000  1.0
[/CIF]
.