The compound described by Li3B2SbO6 crystallizes in the monoclinic P2_1/c space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(3), one O(4), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Li(2)O5 trigonal bipyramid, corners with three equivalent Sb(1)O5 trigonal bipyramids, corners with two equivalent Li(3)O4 trigonal pyramids, and  an edgeedge with one Li(2)O5 trigonal bipyramid. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(3), one O(5), and one O(6) atom to form LiO5 trigonal bipyramids that share  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(3)O4 trigonal pyramids,  an edgeedge with one Li(1)O4 tetrahedra, edges with two equivalent Sb(1)O5 trigonal bipyramids, and  an edgeedge with one Li(3)O4 trigonal pyramid. In the third Li site, Li(3) is bonded to one O(2), one O(5), and two equivalent O(3) atoms to form distorted LiO4 trigonal pyramids that share corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Li(2)O5 trigonal bipyramids, corners with two equivalent Sb(1)O5 trigonal bipyramids,  an edgeedge with one Li(2)O5 trigonal bipyramid, and  an edgeedge with one Li(3)O4 trigonal pyramid. There are two inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(2), one O(3), and one O(6) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(1), one O(4), and one O(5) atom. Sb(1) is bonded to one O(1), one O(2), one O(4), one O(5), and one O(6) atom to form SbO5 trigonal bipyramids that share corners with three equivalent Li(1)O4 tetrahedra, corners with two equivalent Li(3)O4 trigonal pyramids, and edges with two equivalent Li(2)O5 trigonal bipyramids. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Li(1), one Li(2), one B(2), and one Sb(1) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Li(3), one B(1), and one Sb(1) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one Li(1), one Li(2), two equivalent Li(3), and one B(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Li(1), one B(2), and one Sb(1) atom. In the fifth O site, O(5) is bonded in a distorted tetrahedral geometry to one Li(2), one Li(3), one B(2), and one Sb(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Li(1), one Li(2), one B(1), and one Sb(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li3B2SbO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.053
_cell_length_b   5.353
_cell_length_c   11.826
_cell_angle_alpha   64.395
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   516.812
_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  0.974  0.518  0.325  1.0
  Li  Li1  1  0.653  0.444  0.384  1.0
  Li  Li2  1  0.986  0.924  0.905  1.0
  Li  Li3  1  0.153  0.556  0.116  1.0
  Li  Li4  1  0.486  0.076  0.595  1.0
  Li  Li5  1  0.474  0.482  0.175  1.0
  Li  Li6  1  0.526  0.518  0.825  1.0
  Li  Li7  1  0.514  0.924  0.405  1.0
  Li  Li8  1  0.847  0.444  0.884  1.0
  Li  Li9  1  0.014  0.076  0.095  1.0
  Li  Li10  1  0.347  0.556  0.616  1.0
  Li  Li11  1  0.026  0.482  0.675  1.0
  B  B12  1  0.329  0.460  0.379  1.0
  B  B13  1  0.672  0.969  0.867  1.0
  B  B14  1  0.829  0.540  0.121  1.0
  B  B15  1  0.172  0.031  0.633  1.0
  B  B16  1  0.828  0.969  0.367  1.0
  B  B17  1  0.171  0.460  0.879  1.0
  B  B18  1  0.328  0.031  0.133  1.0
  B  B19  1  0.671  0.540  0.621  1.0
  Sb  Sb20  1  0.327  0.974  0.874  1.0
  Sb  Sb21  1  0.827  0.026  0.626  1.0
  Sb  Sb22  1  0.173  0.974  0.374  1.0
  Sb  Sb23  1  0.673  0.026  0.126  1.0
  O  O24  1  0.332  0.812  0.100  1.0
  O  O25  1  0.642  0.332  0.582  1.0
  O  O26  1  0.942  0.712  0.122  1.0
  O  O27  1  0.044  0.168  0.640  1.0
  O  O28  1  0.304  0.126  0.664  1.0
  O  O29  1  0.684  0.566  0.156  1.0
  O  O30  1  0.184  0.434  0.344  1.0
  O  O31  1  0.804  0.874  0.836  1.0
  O  O32  1  0.544  0.832  0.860  1.0
  O  O33  1  0.442  0.288  0.378  1.0
  O  O34  1  0.832  0.188  0.400  1.0
  O  O35  1  0.142  0.668  0.918  1.0
  O  O36  1  0.858  0.332  0.082  1.0
  O  O37  1  0.168  0.812  0.600  1.0
  O  O38  1  0.558  0.712  0.622  1.0
  O  O39  1  0.456  0.168  0.140  1.0
  O  O40  1  0.196  0.126  0.164  1.0
  O  O41  1  0.816  0.566  0.656  1.0
  O  O42  1  0.316  0.434  0.844  1.0
  O  O43  1  0.696  0.874  0.336  1.0
  O  O44  1  0.956  0.832  0.360  1.0
  O  O45  1  0.058  0.288  0.878  1.0
  O  O46  1  0.358  0.668  0.418  1.0
  O  O47  1  0.668  0.188  0.900  1.0
[/CIF]
.
The compound described by Li3B2SbO6 crystallizes in the monoclinic P2_1/c space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(3), one O(4), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Li(2)O5 trigonal bipyramid, corners with three equivalent Sb(1)O5 trigonal bipyramids, corners with two equivalent Li(3)O4 trigonal pyramids, and  an edgeedge with one Li(2)O5 trigonal bipyramid. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(3), one O(5), and one O(6) atom to form LiO5 trigonal bipyramids that share  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(3)O4 trigonal pyramids,  an edgeedge with one Li(1)O4 tetrahedra, edges with two equivalent Sb(1)O5 trigonal bipyramids, and  an edgeedge with one Li(3)O4 trigonal pyramid. In the third Li site, Li(3) is bonded to one O(2), one O(5), and two equivalent O(3) atoms to form distorted LiO4 trigonal pyramids that share corners with two equivalent Li(1)O4 tetrahedra, corners with two equivalent Li(2)O5 trigonal bipyramids, corners with two equivalent Sb(1)O5 trigonal bipyramids,  an edgeedge with one Li(2)O5 trigonal bipyramid, and  an edgeedge with one Li(3)O4 trigonal pyramid. There are two inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(2), one O(3), and one O(6) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(1), one O(4), and one O(5) atom. Sb(1) is bonded to one O(1), one O(2), one O(4), one O(5), and one O(6) atom to form SbO5 trigonal bipyramids that share corners with three equivalent Li(1)O4 tetrahedra, corners with two equivalent Li(3)O4 trigonal pyramids, and edges with two equivalent Li(2)O5 trigonal bipyramids. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Li(1), one Li(2), one B(2), and one Sb(1) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Li(3), one B(1), and one Sb(1) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one Li(1), one Li(2), two equivalent Li(3), and one B(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Li(1), one B(2), and one Sb(1) atom. In the fifth O site, O(5) is bonded in a distorted tetrahedral geometry to one Li(2), one Li(3), one B(2), and one Sb(1) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Li(1), one Li(2), one B(1), and one Sb(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li3B2SbO6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.053
_cell_length_b   5.353
_cell_length_c   11.826
_cell_angle_alpha   64.395
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   516.812
_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  0.974  0.518  0.325  1.0
  Li  Li1  1  0.653  0.444  0.384  1.0
  Li  Li2  1  0.986  0.924  0.905  1.0
  Li  Li3  1  0.153  0.556  0.116  1.0
  Li  Li4  1  0.486  0.076  0.595  1.0
  Li  Li5  1  0.474  0.482  0.175  1.0
  Li  Li6  1  0.526  0.518  0.825  1.0
  Li  Li7  1  0.514  0.924  0.405  1.0
  Li  Li8  1  0.847  0.444  0.884  1.0
  Li  Li9  1  0.014  0.076  0.095  1.0
  Li  Li10  1  0.347  0.556  0.616  1.0
  Li  Li11  1  0.026  0.482  0.675  1.0
  B  B12  1  0.329  0.460  0.379  1.0
  B  B13  1  0.672  0.969  0.867  1.0
  B  B14  1  0.829  0.540  0.121  1.0
  B  B15  1  0.172  0.031  0.633  1.0
  B  B16  1  0.828  0.969  0.367  1.0
  B  B17  1  0.171  0.460  0.879  1.0
  B  B18  1  0.328  0.031  0.133  1.0
  B  B19  1  0.671  0.540  0.621  1.0
  Sb  Sb20  1  0.327  0.974  0.874  1.0
  Sb  Sb21  1  0.827  0.026  0.626  1.0
  Sb  Sb22  1  0.173  0.974  0.374  1.0
  Sb  Sb23  1  0.673  0.026  0.126  1.0
  O  O24  1  0.332  0.812  0.100  1.0
  O  O25  1  0.642  0.332  0.582  1.0
  O  O26  1  0.942  0.712  0.122  1.0
  O  O27  1  0.044  0.168  0.640  1.0
  O  O28  1  0.304  0.126  0.664  1.0
  O  O29  1  0.684  0.566  0.156  1.0
  O  O30  1  0.184  0.434  0.344  1.0
  O  O31  1  0.804  0.874  0.836  1.0
  O  O32  1  0.544  0.832  0.860  1.0
  O  O33  1  0.442  0.288  0.378  1.0
  O  O34  1  0.832  0.188  0.400  1.0
  O  O35  1  0.142  0.668  0.918  1.0
  O  O36  1  0.858  0.332  0.082  1.0
  O  O37  1  0.168  0.812  0.600  1.0
  O  O38  1  0.558  0.712  0.622  1.0
  O  O39  1  0.456  0.168  0.140  1.0
  O  O40  1  0.196  0.126  0.164  1.0
  O  O41  1  0.816  0.566  0.656  1.0
  O  O42  1  0.316  0.434  0.844  1.0
  O  O43  1  0.696  0.874  0.336  1.0
  O  O44  1  0.956  0.832  0.360  1.0
  O  O45  1  0.058  0.288  0.878  1.0
  O  O46  1  0.358  0.668  0.418  1.0
  O  O47  1  0.668  0.188  0.900  1.0
[/CIF]
.