The material described by Li2Ni3(BO3)3 crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(11), one O(2), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one Ni(2)O5 square pyramid,  a cornercorner with one Ni(3)O5 square pyramid,  a cornercorner with one Ni(4)O5 square pyramid,  a cornercorner with one Ni(5)O5 square pyramid, and  a cornercorner with one Ni(6)O5 square pyramid. In the second Li site, Li(2) is bonded to one O(15), one O(6), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one Ni(2)O5 square pyramid,  a cornercorner with one Ni(3)O5 square pyramid,  a cornercorner with one Ni(4)O5 square pyramid,  a cornercorner with one Ni(5)O5 square pyramid, and  a cornercorner with one Ni(6)O5 square pyramid. In the third Li site, Li(3) is bonded to one O(13), one O(17), one O(18), and one O(9) atom to form LiO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one Ni(2)O5 square pyramid,  a cornercorner with one Ni(3)O5 square pyramid,  a cornercorner with one Ni(4)O5 square pyramid,  a cornercorner with one Ni(5)O5 square pyramid,  a cornercorner with one Ni(6)O5 square pyramid, and corners with two equivalent Li(4)O4 tetrahedra. In the fourth Li site, Li(4) is bonded to one O(10), one O(14), one O(17), and one O(18) atom to form LiO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one Ni(2)O5 square pyramid,  a cornercorner with one Ni(3)O5 square pyramid,  a cornercorner with one Ni(4)O5 square pyramid,  a cornercorner with one Ni(5)O5 square pyramid,  a cornercorner with one Ni(6)O5 square pyramid, and corners with two equivalent Li(3)O4 tetrahedra. There are six inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(13), one O(14), one O(3), one O(4), and one O(7) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(2)O5 square pyramids. In the second Ni site, Ni(2) is bonded to one O(13), one O(14), one O(3), one O(4), and one O(8) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(1)O5 square pyramids. In the third Ni site, Ni(3) is bonded to one O(11), one O(12), one O(15), one O(16), and one O(17) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(4)O5 square pyramids. In the fourth Ni site, Ni(4) is bonded to one O(11), one O(12), one O(15), one O(16), and one O(18) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(3)O5 square pyramids. In the fifth Ni site, Ni(5) is bonded to one O(10), one O(2), one O(5), one O(6), and one O(9) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(6)O5 square pyramids. In the sixth Ni site, Ni(6) is bonded to one O(1), one O(10), one O(5), one O(6), and one O(9) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(5)O5 square pyramids. There are six inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(11), one O(14), and one O(5) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(12), one O(13), and one O(6) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(17), one O(2), and one O(7) atom. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(1), one O(18), and one O(8) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(15), one O(4), and one O(9) atom. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(10), one O(16), and one O(3) atom. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Li(1), one Ni(6), and one B(4) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Li(1), one Ni(5), and one B(3) atom. In the third O site, O(3) is bonded to one Li(1), one Ni(1), one Ni(2), and one B(6) atom to form a mixture of distorted corner and edge-sharing OLiNi2B tetrahedra. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to one Ni(1), one Ni(2), and one B(5) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Ni(5), one Ni(6), and one B(1) atom. In the sixth O site, O(6) is bonded to one Li(2), one Ni(5), one Ni(6), and one B(2) atom to form a mixture of distorted corner and edge-sharing OLiNi2B tetrahedra. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one Ni(1), and one B(3) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one Ni(2), and one B(4) atom. In the ninth O site, O(9) is bonded to one Li(3), one Ni(5), one Ni(6), and one B(5) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(13)LiNi2B tetrahedra,  a cornercorner with one O(15)LiNi2B tetrahedra, corners with two equivalent O(10)LiNi2B tetrahedra, and  an edgeedge with one O(6)LiNi2B tetrahedra. In the tenth O site, O(10) is bonded to one Li(4), one Ni(5), one Ni(6), and one B(6) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(14)LiNi2B tetrahedra,  a cornercorner with one O(3)LiNi2B tetrahedra, corners with two equivalent O(6)LiNi2B tetrahedra, and corners with two equivalent O(9)LiNi2B tetrahedra. In the eleventh O site, O(11) is bonded to one Li(1), one Ni(3), one Ni(4), and one B(1) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(14)LiNi2B tetrahedra,  a cornercorner with one O(3)LiNi2B tetrahedra, and corners with two equivalent O(15)LiNi2B tetrahedra. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Ni(3), one Ni(4), and one B(2) atom. In the thirteenth O site, O(13) is bonded to one Li(3), one Ni(1), one Ni(2), and one B(2) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(6)LiNi2B tetrahedra,  a cornercorner with one O(9)LiNi2B tetrahedra, corners with two equivalent O(14)LiNi2B tetrahedra, and corners with two equivalent O(3)LiNi2B tetrahedra. In the fourteenth O site, O(14) is bonded to one Li(4), one Ni(1), one Ni(2), and one B(1) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(10)LiNi2B tetrahedra,  a cornercorner with one O(11)LiNi2B tetrahedra, corners with two equivalent O(13)LiNi2B tetrahedra, and  an edgeedge with one O(3)LiNi2B tetrahedra. In the fifteenth O site, O(15) is bonded to one Li(2), one Ni(3), one Ni(4), and one B(5) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(6)LiNi2B tetrahedra,  a cornercorner with one O(9)LiNi2B tetrahedra, and corners with two equivalent O(11)LiNi2B tetrahedra. In the sixteenth O site, O(16) is bonded in a distorted trigonal non-coplanar geometry to one Ni(3), one Ni(4), and one B(6) atom. In the seventeenth O site, O(17) is bonded to one Li(3), one Li(4), one Ni(3), and one B(3) atom to form distorted OLi2NiB tetrahedra that share  a cornercorner with one O(10)LiNi2B tetrahedra,  a cornercorner with one O(11)LiNi2B tetrahedra,  a cornercorner with one O(13)LiNi2B tetrahedra,  a cornercorner with one O(14)LiNi2B tetrahedra,  a cornercorner with one O(15)LiNi2B tetrahedra,  a cornercorner with one O(9)LiNi2B tetrahedra, and corners with two equivalent O(18)Li2NiB tetrahedra. In the eighteenth O site, O(18) is bonded to one Li(3), one Li(4), one Ni(4), and one B(4) atom to form distorted OLi2NiB tetrahedra that share  a cornercorner with one O(10)LiNi2B tetrahedra,  a cornercorner with one O(11)LiNi2B tetrahedra,  a cornercorner with one O(13)LiNi2B tetrahedra,  a cornercorner with one O(14)LiNi2B tetrahedra,  a cornercorner with one O(15)LiNi2B tetrahedra,  a cornercorner with one O(9)LiNi2B tetrahedra, and corners with two equivalent O(17)Li2NiB tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li2Ni3(BO3)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.062
_cell_length_b   8.102
_cell_length_c   8.104
_cell_angle_alpha   119.930
_cell_angle_beta   90.089
_cell_angle_gamma   90.079
_symmetry_Int_Tables_number   1
_cell_volume   344.913
_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  0.255  0.697  0.723  1.0
  Li  Li1  1  0.750  0.276  0.976  1.0
  Li  Li2  1  0.755  0.025  0.301  1.0
  Li  Li3  1  0.252  0.024  0.300  1.0
  Ni  Ni4  1  0.998  0.984  0.620  1.0
  Ni  Ni5  1  0.498  0.984  0.624  1.0
  Ni  Ni6  1  0.002  0.385  0.368  1.0
  Ni  Ni7  1  0.505  0.385  0.368  1.0
  Ni  Ni8  1  0.002  0.627  0.009  1.0
  Ni  Ni9  1  0.501  0.627  0.011  1.0
  B  B10  1  0.251  0.332  0.666  1.0
  B  B11  1  0.750  0.331  0.663  1.0
  B  B12  1  0.003  0.000  0.002  1.0
  B  B13  1  0.502  0.000  0.006  1.0
  B  B14  1  0.752  0.668  0.329  1.0
  B  B15  1  0.251  0.667  0.337  1.0
  O  O16  1  0.490  0.804  0.912  1.0
  O  O17  1  0.019  0.804  0.909  1.0
  O  O18  1  0.248  0.784  0.535  1.0
  O  O19  1  0.748  0.784  0.523  1.0
  O  O20  1  0.251  0.454  0.859  1.0
  O  O21  1  0.750  0.446  0.859  1.0
  O  O22  1  0.984  0.089  0.897  1.0
  O  O23  1  0.513  0.090  0.901  1.0
  O  O24  1  0.755  0.748  0.210  1.0
  O  O25  1  0.252  0.748  0.220  1.0
  O  O26  1  0.254  0.411  0.548  1.0
  O  O27  1  0.754  0.402  0.541  1.0
  O  O28  1  0.746  0.134  0.586  1.0
  O  O29  1  0.248  0.136  0.586  1.0
  O  O30  1  0.752  0.470  0.248  1.0
  O  O31  1  0.254  0.472  0.259  1.0
  O  O32  1  0.003  0.102  0.199  1.0
  O  O33  1  0.503  0.101  0.203  1.0
[/CIF]
.
The material described by Li2Ni3(BO3)3 crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(11), one O(2), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one Ni(2)O5 square pyramid,  a cornercorner with one Ni(3)O5 square pyramid,  a cornercorner with one Ni(4)O5 square pyramid,  a cornercorner with one Ni(5)O5 square pyramid, and  a cornercorner with one Ni(6)O5 square pyramid. In the second Li site, Li(2) is bonded to one O(15), one O(6), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one Ni(2)O5 square pyramid,  a cornercorner with one Ni(3)O5 square pyramid,  a cornercorner with one Ni(4)O5 square pyramid,  a cornercorner with one Ni(5)O5 square pyramid, and  a cornercorner with one Ni(6)O5 square pyramid. In the third Li site, Li(3) is bonded to one O(13), one O(17), one O(18), and one O(9) atom to form LiO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one Ni(2)O5 square pyramid,  a cornercorner with one Ni(3)O5 square pyramid,  a cornercorner with one Ni(4)O5 square pyramid,  a cornercorner with one Ni(5)O5 square pyramid,  a cornercorner with one Ni(6)O5 square pyramid, and corners with two equivalent Li(4)O4 tetrahedra. In the fourth Li site, Li(4) is bonded to one O(10), one O(14), one O(17), and one O(18) atom to form LiO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one Ni(2)O5 square pyramid,  a cornercorner with one Ni(3)O5 square pyramid,  a cornercorner with one Ni(4)O5 square pyramid,  a cornercorner with one Ni(5)O5 square pyramid,  a cornercorner with one Ni(6)O5 square pyramid, and corners with two equivalent Li(3)O4 tetrahedra. There are six inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(13), one O(14), one O(3), one O(4), and one O(7) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(2)O5 square pyramids. In the second Ni site, Ni(2) is bonded to one O(13), one O(14), one O(3), one O(4), and one O(8) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(1)O5 square pyramids. In the third Ni site, Ni(3) is bonded to one O(11), one O(12), one O(15), one O(16), and one O(17) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(4)O5 square pyramids. In the fourth Ni site, Ni(4) is bonded to one O(11), one O(12), one O(15), one O(16), and one O(18) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(3)O5 square pyramids. In the fifth Ni site, Ni(5) is bonded to one O(10), one O(2), one O(5), one O(6), and one O(9) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(6)O5 square pyramids. In the sixth Ni site, Ni(6) is bonded to one O(1), one O(10), one O(5), one O(6), and one O(9) atom to form distorted NiO5 square pyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, and edges with two equivalent Ni(5)O5 square pyramids. There are six inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(11), one O(14), and one O(5) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(12), one O(13), and one O(6) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(17), one O(2), and one O(7) atom. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(1), one O(18), and one O(8) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(15), one O(4), and one O(9) atom. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(10), one O(16), and one O(3) atom. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Li(1), one Ni(6), and one B(4) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Li(1), one Ni(5), and one B(3) atom. In the third O site, O(3) is bonded to one Li(1), one Ni(1), one Ni(2), and one B(6) atom to form a mixture of distorted corner and edge-sharing OLiNi2B tetrahedra. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to one Ni(1), one Ni(2), and one B(5) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Ni(5), one Ni(6), and one B(1) atom. In the sixth O site, O(6) is bonded to one Li(2), one Ni(5), one Ni(6), and one B(2) atom to form a mixture of distorted corner and edge-sharing OLiNi2B tetrahedra. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one Ni(1), and one B(3) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one Ni(2), and one B(4) atom. In the ninth O site, O(9) is bonded to one Li(3), one Ni(5), one Ni(6), and one B(5) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(13)LiNi2B tetrahedra,  a cornercorner with one O(15)LiNi2B tetrahedra, corners with two equivalent O(10)LiNi2B tetrahedra, and  an edgeedge with one O(6)LiNi2B tetrahedra. In the tenth O site, O(10) is bonded to one Li(4), one Ni(5), one Ni(6), and one B(6) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(14)LiNi2B tetrahedra,  a cornercorner with one O(3)LiNi2B tetrahedra, corners with two equivalent O(6)LiNi2B tetrahedra, and corners with two equivalent O(9)LiNi2B tetrahedra. In the eleventh O site, O(11) is bonded to one Li(1), one Ni(3), one Ni(4), and one B(1) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(14)LiNi2B tetrahedra,  a cornercorner with one O(3)LiNi2B tetrahedra, and corners with two equivalent O(15)LiNi2B tetrahedra. In the twelfth O site, O(12) is bonded in a 3-coordinate geometry to one Ni(3), one Ni(4), and one B(2) atom. In the thirteenth O site, O(13) is bonded to one Li(3), one Ni(1), one Ni(2), and one B(2) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(6)LiNi2B tetrahedra,  a cornercorner with one O(9)LiNi2B tetrahedra, corners with two equivalent O(14)LiNi2B tetrahedra, and corners with two equivalent O(3)LiNi2B tetrahedra. In the fourteenth O site, O(14) is bonded to one Li(4), one Ni(1), one Ni(2), and one B(1) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(10)LiNi2B tetrahedra,  a cornercorner with one O(11)LiNi2B tetrahedra, corners with two equivalent O(13)LiNi2B tetrahedra, and  an edgeedge with one O(3)LiNi2B tetrahedra. In the fifteenth O site, O(15) is bonded to one Li(2), one Ni(3), one Ni(4), and one B(5) atom to form distorted OLiNi2B tetrahedra that share  a cornercorner with one O(17)Li2NiB tetrahedra,  a cornercorner with one O(18)Li2NiB tetrahedra,  a cornercorner with one O(6)LiNi2B tetrahedra,  a cornercorner with one O(9)LiNi2B tetrahedra, and corners with two equivalent O(11)LiNi2B tetrahedra. In the sixteenth O site, O(16) is bonded in a distorted trigonal non-coplanar geometry to one Ni(3), one Ni(4), and one B(6) atom. In the seventeenth O site, O(17) is bonded to one Li(3), one Li(4), one Ni(3), and one B(3) atom to form distorted OLi2NiB tetrahedra that share  a cornercorner with one O(10)LiNi2B tetrahedra,  a cornercorner with one O(11)LiNi2B tetrahedra,  a cornercorner with one O(13)LiNi2B tetrahedra,  a cornercorner with one O(14)LiNi2B tetrahedra,  a cornercorner with one O(15)LiNi2B tetrahedra,  a cornercorner with one O(9)LiNi2B tetrahedra, and corners with two equivalent O(18)Li2NiB tetrahedra. In the eighteenth O site, O(18) is bonded to one Li(3), one Li(4), one Ni(4), and one B(4) atom to form distorted OLi2NiB tetrahedra that share  a cornercorner with one O(10)LiNi2B tetrahedra,  a cornercorner with one O(11)LiNi2B tetrahedra,  a cornercorner with one O(13)LiNi2B tetrahedra,  a cornercorner with one O(14)LiNi2B tetrahedra,  a cornercorner with one O(15)LiNi2B tetrahedra,  a cornercorner with one O(9)LiNi2B tetrahedra, and corners with two equivalent O(17)Li2NiB tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li2Ni3(BO3)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.062
_cell_length_b   8.102
_cell_length_c   8.104
_cell_angle_alpha   119.930
_cell_angle_beta   90.089
_cell_angle_gamma   90.079
_symmetry_Int_Tables_number   1
_cell_volume   344.913
_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  0.255  0.697  0.723  1.0
  Li  Li1  1  0.750  0.276  0.976  1.0
  Li  Li2  1  0.755  0.025  0.301  1.0
  Li  Li3  1  0.252  0.024  0.300  1.0
  Ni  Ni4  1  0.998  0.984  0.620  1.0
  Ni  Ni5  1  0.498  0.984  0.624  1.0
  Ni  Ni6  1  0.002  0.385  0.368  1.0
  Ni  Ni7  1  0.505  0.385  0.368  1.0
  Ni  Ni8  1  0.002  0.627  0.009  1.0
  Ni  Ni9  1  0.501  0.627  0.011  1.0
  B  B10  1  0.251  0.332  0.666  1.0
  B  B11  1  0.750  0.331  0.663  1.0
  B  B12  1  0.003  0.000  0.002  1.0
  B  B13  1  0.502  0.000  0.006  1.0
  B  B14  1  0.752  0.668  0.329  1.0
  B  B15  1  0.251  0.667  0.337  1.0
  O  O16  1  0.490  0.804  0.912  1.0
  O  O17  1  0.019  0.804  0.909  1.0
  O  O18  1  0.248  0.784  0.535  1.0
  O  O19  1  0.748  0.784  0.523  1.0
  O  O20  1  0.251  0.454  0.859  1.0
  O  O21  1  0.750  0.446  0.859  1.0
  O  O22  1  0.984  0.089  0.897  1.0
  O  O23  1  0.513  0.090  0.901  1.0
  O  O24  1  0.755  0.748  0.210  1.0
  O  O25  1  0.252  0.748  0.220  1.0
  O  O26  1  0.254  0.411  0.548  1.0
  O  O27  1  0.754  0.402  0.541  1.0
  O  O28  1  0.746  0.134  0.586  1.0
  O  O29  1  0.248  0.136  0.586  1.0
  O  O30  1  0.752  0.470  0.248  1.0
  O  O31  1  0.254  0.472  0.259  1.0
  O  O32  1  0.003  0.102  0.199  1.0
  O  O33  1  0.503  0.101  0.203  1.0
[/CIF]
.