Li4Fe(BO3)2 crystallizes in the triclinic P1 space group. There are eight inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(10), one O(12), one O(3), and two equivalent O(2) atoms to form distorted LiO5 trigonal bipyramids that share  a cornercorner with one Li(6)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra, corners with two equivalent Li(1)O5 trigonal bipyramids, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Li(2)O4 tetrahedra, and  an edgeedge with one Li(8)O5 trigonal bipyramid. In the second Li site, Li(2) is bonded to one O(2), one O(6), and two equivalent O(3) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Li(2)O4 tetrahedra,  a cornercorner with one Li(5)O5 trigonal bipyramid, corners with two equivalent Li(8)O5 trigonal bipyramids, and edges with two equivalent Li(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 22-79°. In the third Li site, Li(3) is bonded to one O(1), one O(5), and two equivalent O(4) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Li(3)O4 tetrahedra,  a cornercorner with one Li(8)O5 trigonal bipyramid, corners with two equivalent Li(5)O5 trigonal bipyramids, and edges with two equivalent Li(4)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 22-79°. In the fourth Li site, Li(4) is bonded to one O(4), one O(7), one O(9), and two equivalent O(5) atoms to form distorted LiO5 trigonal bipyramids that share  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent Li(4)O5 trigonal bipyramids, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Li(3)O4 tetrahedra, and  an edgeedge with one Li(5)O5 trigonal bipyramid. In the fifth Li site, Li(5) is bonded to one O(4), one O(6), one O(9), and two equivalent O(8) atoms to form distorted LiO5 trigonal bipyramids that share  a cornercorner with one Li(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(5)O5 trigonal bipyramids, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Li(6)O4 tetrahedra, and  an edgeedge with one Li(4)O5 trigonal bipyramid. In the sixth Li site, Li(6) is bonded to one O(12), one O(8), and two equivalent O(9) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Li(6)O4 tetrahedra,  a cornercorner with one Li(1)O5 trigonal bipyramid, corners with two equivalent Li(4)O5 trigonal bipyramids, and edges with two equivalent Li(5)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 22-79°. In the seventh Li site, Li(7) is bonded to one O(11), one O(7), and two equivalent O(10) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Li(7)O4 tetrahedra,  a cornercorner with one Li(4)O5 trigonal bipyramid, corners with two equivalent Li(1)O5 trigonal bipyramids, and edges with two equivalent Li(8)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 22-79°. In the eighth Li site, Li(8) is bonded to one O(1), one O(10), one O(3), and two equivalent O(11) atoms to form distorted LiO5 trigonal bipyramids that share  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(8)O5 trigonal bipyramids, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Li(7)O4 tetrahedra, and  an edgeedge with one Li(1)O5 trigonal bipyramid. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(11), one O(2), two equivalent O(1), and two equivalent O(12) atoms to form FeO6 octahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Li(1)O5 trigonal bipyramids, and edges with two equivalent Li(8)O5 trigonal bipyramids. In the second Fe site, Fe(2) is bonded to one O(5), one O(8), two equivalent O(6), and two equivalent O(7) atoms to form FeO6 octahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Li(4)O5 trigonal bipyramids, and edges with two equivalent Li(5)O5 trigonal bipyramids. There are four inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(1), one O(3), and one O(5) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(2), one O(4), and one O(6) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(11), one O(7), and one O(9) atom. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(10), one O(12), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Li(8), two equivalent Fe(1), and one B(1) atom to form distorted OLi2Fe2B trigonal bipyramids that share  a cornercorner with one O(10)Li4B trigonal bipyramid, corners with two equivalent O(1)Li2Fe2B trigonal bipyramids, corners with two equivalent O(12)Li2Fe2B trigonal bipyramids, corners with two equivalent O(4)Li4B trigonal bipyramids,  an edgeedge with one O(12)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(3)Li4B trigonal bipyramid. In the second O site, O(2) is bonded in a 5-coordinate geometry to one Li(2), two equivalent Li(1), one Fe(1), and one B(2) atom. In the third O site, O(3) is bonded to one Li(1), one Li(8), two equivalent Li(2), and one B(1) atom to form distorted OLi4B trigonal bipyramids that share  a cornercorner with one O(12)Li2Fe2B trigonal bipyramid, corners with two equivalent O(6)Li2Fe2B trigonal bipyramids, corners with two equivalent O(3)Li4B trigonal bipyramids,  an edgeedge with one O(1)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(10)Li4B trigonal bipyramid. In the fourth O site, O(4) is bonded to one Li(4), one Li(5), two equivalent Li(3), and one B(2) atom to form distorted OLi4B trigonal bipyramids that share  a cornercorner with one O(7)Li2Fe2B trigonal bipyramid, corners with two equivalent O(1)Li2Fe2B trigonal bipyramids, corners with two equivalent O(4)Li4B trigonal bipyramids,  an edgeedge with one O(6)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(9)Li4B trigonal bipyramid. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to one Li(3), two equivalent Li(4), one Fe(2), and one B(1) atom. In the sixth O site, O(6) is bonded to one Li(2), one Li(5), two equivalent Fe(2), and one B(2) atom to form distorted OLi2Fe2B trigonal bipyramids that share  a cornercorner with one O(9)Li4B trigonal bipyramid, corners with two equivalent O(6)Li2Fe2B trigonal bipyramids, corners with two equivalent O(7)Li2Fe2B trigonal bipyramids, corners with two equivalent O(3)Li4B trigonal bipyramids,  an edgeedge with one O(7)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(4)Li4B trigonal bipyramid. In the seventh O site, O(7) is bonded to one Li(4), one Li(7), two equivalent Fe(2), and one B(3) atom to form distorted OLi2Fe2B trigonal bipyramids that share  a cornercorner with one O(4)Li4B trigonal bipyramid, corners with two equivalent O(6)Li2Fe2B trigonal bipyramids, corners with two equivalent O(7)Li2Fe2B trigonal bipyramids, corners with two equivalent O(10)Li4B trigonal bipyramids,  an edgeedge with one O(6)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(9)Li4B trigonal bipyramid. In the eighth O site, O(8) is bonded in a 5-coordinate geometry to one Li(6), two equivalent Li(5), one Fe(2), and one B(4) atom. In the ninth O site, O(9) is bonded to one Li(4), one Li(5), two equivalent Li(6), and one B(3) atom to form distorted OLi4B trigonal bipyramids that share  a cornercorner with one O(6)Li2Fe2B trigonal bipyramid, corners with two equivalent O(12)Li2Fe2B trigonal bipyramids, corners with two equivalent O(9)Li4B trigonal bipyramids,  an edgeedge with one O(7)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(4)Li4B trigonal bipyramid. In the tenth O site, O(10) is bonded to one Li(1), one Li(8), two equivalent Li(7), and one B(4) atom to form distorted OLi4B trigonal bipyramids that share  a cornercorner with one O(1)Li2Fe2B trigonal bipyramid, corners with two equivalent O(7)Li2Fe2B trigonal bipyramids, corners with two equivalent O(10)Li4B trigonal bipyramids,  an edgeedge with one O(12)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(3)Li4B trigonal bipyramid. In the eleventh O site, O(11) is bonded in a 5-coordinate geometry to one Li(7), two equivalent Li(8), one Fe(1), and one B(3) atom. In the twelfth O site, O(12) is bonded to one Li(1), one Li(6), two equivalent Fe(1), and one B(4) atom to form distorted OLi2Fe2B trigonal bipyramids that share  a cornercorner with one O(3)Li4B trigonal bipyramid, corners with two equivalent O(1)Li2Fe2B trigonal bipyramids, corners with two equivalent O(12)Li2Fe2B trigonal bipyramids, corners with two equivalent O(9)Li4B trigonal bipyramids,  an edgeedge with one O(1)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(10)Li4B trigonal bipyramid.
Li4Fe(BO3)2 crystallizes in the triclinic P1 space group. There are eight inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(10), one O(12), one O(3), and two equivalent O(2) atoms to form distorted LiO5 trigonal bipyramids that share  a cornercorner with one Li(6)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra, corners with two equivalent Li(1)O5 trigonal bipyramids, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Li(2)O4 tetrahedra, and  an edgeedge with one Li(8)O5 trigonal bipyramid. The Li(1)-O(10) bond length is 1.93 Å. The Li(1)-O(12) bond length is 2.32 Å. The Li(1)-O(3) bond length is 2.13 Å. There is one shorter (1.98 Å) and one longer (1.99 Å) Li(1)-O(2) bond length. In the second Li site, Li(2) is bonded to one O(2), one O(6), and two equivalent O(3) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Li(2)O4 tetrahedra,  a cornercorner with one Li(5)O5 trigonal bipyramid, corners with two equivalent Li(8)O5 trigonal bipyramids, and edges with two equivalent Li(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 22-79°. The Li(2)-O(2) bond length is 2.00 Å. The Li(2)-O(6) bond length is 1.95 Å. There is one shorter (1.90 Å) and one longer (1.91 Å) Li(2)-O(3) bond length. In the third Li site, Li(3) is bonded to one O(1), one O(5), and two equivalent O(4) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Li(3)O4 tetrahedra,  a cornercorner with one Li(8)O5 trigonal bipyramid, corners with two equivalent Li(5)O5 trigonal bipyramids, and edges with two equivalent Li(4)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 22-79°. The Li(3)-O(1) bond length is 1.95 Å. The Li(3)-O(5) bond length is 2.00 Å. There is one shorter (1.90 Å) and one longer (1.91 Å) Li(3)-O(4) bond length. In the fourth Li site, Li(4) is bonded to one O(4), one O(7), one O(9), and two equivalent O(5) atoms to form distorted LiO5 trigonal bipyramids that share  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent Li(4)O5 trigonal bipyramids, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Li(3)O4 tetrahedra, and  an edgeedge with one Li(5)O5 trigonal bipyramid. The Li(4)-O(4) bond length is 2.13 Å. The Li(4)-O(7) bond length is 2.31 Å. The Li(4)-O(9) bond length is 1.93 Å. There is one shorter (1.98 Å) and one longer (1.99 Å) Li(4)-O(5) bond length. In the fifth Li site, Li(5) is bonded to one O(4), one O(6), one O(9), and two equivalent O(8) atoms to form distorted LiO5 trigonal bipyramids that share  a cornercorner with one Li(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(5)O5 trigonal bipyramids, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Li(6)O4 tetrahedra, and  an edgeedge with one Li(4)O5 trigonal bipyramid. The Li(5)-O(4) bond length is 1.94 Å. The Li(5)-O(6) bond length is 2.32 Å. The Li(5)-O(9) bond length is 2.13 Å. There is one shorter (1.98 Å) and one longer (1.99 Å) Li(5)-O(8) bond length. In the sixth Li site, Li(6) is bonded to one O(12), one O(8), and two equivalent O(9) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with two equivalent Li(6)O4 tetrahedra,  a cornercorner with one Li(1)O5 trigonal bipyramid, corners with two equivalent Li(4)O5 trigonal bipyramids, and edges with two equivalent Li(5)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 22-79°. The Li(6)-O(12) bond length is 1.95 Å. The Li(6)-O(8) bond length is 2.00 Å. There is one shorter (1.90 Å) and one longer (1.91 Å) Li(6)-O(9) bond length. In the seventh Li site, Li(7) is bonded to one O(11), one O(7), and two equivalent O(10) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Li(7)O4 tetrahedra,  a cornercorner with one Li(4)O5 trigonal bipyramid, corners with two equivalent Li(1)O5 trigonal bipyramids, and edges with two equivalent Li(8)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 22-79°. The Li(7)-O(11) bond length is 2.00 Å. The Li(7)-O(7) bond length is 1.95 Å. There is one shorter (1.90 Å) and one longer (1.91 Å) Li(7)-O(10) bond length. In the eighth Li site, Li(8) is bonded to one O(1), one O(10), one O(3), and two equivalent O(11) atoms to form distorted LiO5 trigonal bipyramids that share  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(8)O5 trigonal bipyramids, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Li(7)O4 tetrahedra, and  an edgeedge with one Li(1)O5 trigonal bipyramid. The Li(8)-O(1) bond length is 2.32 Å. The Li(8)-O(10) bond length is 2.13 Å. The Li(8)-O(3) bond length is 1.93 Å. Both Li(8)-O(11) bond lengths are 1.98 Å. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(11), one O(2), two equivalent O(1), and two equivalent O(12) atoms to form FeO6 octahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, edges with two equivalent Fe(1)O6 octahedra, edges with two equivalent Li(1)O5 trigonal bipyramids, and edges with two equivalent Li(8)O5 trigonal bipyramids. The Fe(1)-O(11) bond length is 2.48 Å. The Fe(1)-O(2) bond length is 2.47 Å. There is one shorter (2.13 Å) and one longer (2.22 Å) Fe(1)-O(1) bond length. There is one shorter (2.12 Å) and one longer (2.22 Å) Fe(1)-O(12) bond length. In the second Fe site, Fe(2) is bonded to one O(5), one O(8), two equivalent O(6), and two equivalent O(7) atoms to form FeO6 octahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra, edges with two equivalent Fe(2)O6 octahedra, edges with two equivalent Li(4)O5 trigonal bipyramids, and edges with two equivalent Li(5)O5 trigonal bipyramids. The Fe(2)-O(5) bond length is 2.47 Å. The Fe(2)-O(8) bond length is 2.48 Å. There is one shorter (2.10 Å) and one longer (2.26 Å) Fe(2)-O(6) bond length. There is one shorter (2.10 Å) and one longer (2.25 Å) Fe(2)-O(7) bond length. There are four inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(1), one O(3), and one O(5) atom. The B(1)-O(1) bond length is 1.43 Å. The B(1)-O(3) bond length is 1.37 Å. The B(1)-O(5) bond length is 1.39 Å. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(2), one O(4), and one O(6) atom. The B(2)-O(2) bond length is 1.39 Å. The B(2)-O(4) bond length is 1.37 Å. The B(2)-O(6) bond length is 1.43 Å. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(11), one O(7), and one O(9) atom. The B(3)-O(11) bond length is 1.39 Å. The B(3)-O(7) bond length is 1.43 Å. The B(3)-O(9) bond length is 1.37 Å. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(10), one O(12), and one O(8) atom. The B(4)-O(10) bond length is 1.37 Å. The B(4)-O(12) bond length is 1.43 Å. The B(4)-O(8) bond length is 1.39 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Li(3), one Li(8), two equivalent Fe(1), and one B(1) atom to form distorted OLi2Fe2B trigonal bipyramids that share  a cornercorner with one O(10)Li4B trigonal bipyramid, corners with two equivalent O(1)Li2Fe2B trigonal bipyramids, corners with two equivalent O(12)Li2Fe2B trigonal bipyramids, corners with two equivalent O(4)Li4B trigonal bipyramids,  an edgeedge with one O(12)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(3)Li4B trigonal bipyramid. In the second O site, O(2) is bonded in a 5-coordinate geometry to one Li(2), two equivalent Li(1), one Fe(1), and one B(2) atom. In the third O site, O(3) is bonded to one Li(1), one Li(8), two equivalent Li(2), and one B(1) atom to form distorted OLi4B trigonal bipyramids that share  a cornercorner with one O(12)Li2Fe2B trigonal bipyramid, corners with two equivalent O(6)Li2Fe2B trigonal bipyramids, corners with two equivalent O(3)Li4B trigonal bipyramids,  an edgeedge with one O(1)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(10)Li4B trigonal bipyramid. In the fourth O site, O(4) is bonded to one Li(4), one Li(5), two equivalent Li(3), and one B(2) atom to form distorted OLi4B trigonal bipyramids that share  a cornercorner with one O(7)Li2Fe2B trigonal bipyramid, corners with two equivalent O(1)Li2Fe2B trigonal bipyramids, corners with two equivalent O(4)Li4B trigonal bipyramids,  an edgeedge with one O(6)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(9)Li4B trigonal bipyramid. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to one Li(3), two equivalent Li(4), one Fe(2), and one B(1) atom. In the sixth O site, O(6) is bonded to one Li(2), one Li(5), two equivalent Fe(2), and one B(2) atom to form distorted OLi2Fe2B trigonal bipyramids that share  a cornercorner with one O(9)Li4B trigonal bipyramid, corners with two equivalent O(6)Li2Fe2B trigonal bipyramids, corners with two equivalent O(7)Li2Fe2B trigonal bipyramids, corners with two equivalent O(3)Li4B trigonal bipyramids,  an edgeedge with one O(7)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(4)Li4B trigonal bipyramid. In the seventh O site, O(7) is bonded to one Li(4), one Li(7), two equivalent Fe(2), and one B(3) atom to form distorted OLi2Fe2B trigonal bipyramids that share  a cornercorner with one O(4)Li4B trigonal bipyramid, corners with two equivalent O(6)Li2Fe2B trigonal bipyramids, corners with two equivalent O(7)Li2Fe2B trigonal bipyramids, corners with two equivalent O(10)Li4B trigonal bipyramids,  an edgeedge with one O(6)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(9)Li4B trigonal bipyramid. In the eighth O site, O(8) is bonded in a 5-coordinate geometry to one Li(6), two equivalent Li(5), one Fe(2), and one B(4) atom. In the ninth O site, O(9) is bonded to one Li(4), one Li(5), two equivalent Li(6), and one B(3) atom to form distorted OLi4B trigonal bipyramids that share  a cornercorner with one O(6)Li2Fe2B trigonal bipyramid, corners with two equivalent O(12)Li2Fe2B trigonal bipyramids, corners with two equivalent O(9)Li4B trigonal bipyramids,  an edgeedge with one O(7)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(4)Li4B trigonal bipyramid. In the tenth O site, O(10) is bonded to one Li(1), one Li(8), two equivalent Li(7), and one B(4) atom to form distorted OLi4B trigonal bipyramids that share  a cornercorner with one O(1)Li2Fe2B trigonal bipyramid, corners with two equivalent O(7)Li2Fe2B trigonal bipyramids, corners with two equivalent O(10)Li4B trigonal bipyramids,  an edgeedge with one O(12)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(3)Li4B trigonal bipyramid. In the eleventh O site, O(11) is bonded in a 5-coordinate geometry to one Li(7), two equivalent Li(8), one Fe(1), and one B(3) atom. In the twelfth O site, O(12) is bonded to one Li(1), one Li(6), two equivalent Fe(1), and one B(4) atom to form distorted OLi2Fe2B trigonal bipyramids that share  a cornercorner with one O(3)Li4B trigonal bipyramid, corners with two equivalent O(1)Li2Fe2B trigonal bipyramids, corners with two equivalent O(12)Li2Fe2B trigonal bipyramids, corners with two equivalent O(9)Li4B trigonal bipyramids,  an edgeedge with one O(1)Li2Fe2B trigonal bipyramid, and  an edgeedge with one O(10)Li4B trigonal bipyramid.