The structure described by Li8Mn7Fe(BO3)8 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(13), one O(16), one O(23), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Fe(1)O5 trigonal bipyramid, corners with three equivalent Mn(5)O5 trigonal bipyramids, and  an edgeedge with one Mn(1)O5 trigonal bipyramid. In the second Li site, Li(2) is bonded to one O(11), one O(15), one O(3), and one O(4) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Mn(2)O5 trigonal bipyramid, corners with three equivalent Mn(3)O5 trigonal bipyramids, and  an edgeedge with one Fe(1)O5 trigonal bipyramid. In the third Li site, Li(3) is bonded to one O(10), one O(14), one O(18), and one O(24) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Mn(7)O5 trigonal bipyramid, corners with three equivalent Mn(6)O5 trigonal bipyramids, and  an edgeedge with one Mn(2)O5 trigonal bipyramid. In the fourth Li site, Li(4) is bonded to one O(12), one O(17), one O(5), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Mn(1)O5 trigonal bipyramid, corners with three equivalent Mn(4)O5 trigonal bipyramids, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. In the fifth Li site, Li(5) is bonded to one O(1), one O(11), one O(13), and one O(7) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Mn(3)O5 trigonal bipyramid, corners with three equivalent Fe(1)O5 trigonal bipyramids, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. In the sixth Li site, Li(6) is bonded to one O(17), one O(19), one O(21), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Mn(5)O5 trigonal bipyramid, corners with three equivalent Mn(1)O5 trigonal bipyramids, and  an edgeedge with one Mn(4)O5 trigonal bipyramid. In the seventh Li site, Li(7) is bonded to one O(12), one O(14), one O(2), and one O(9) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Mn(4)O5 trigonal bipyramid, corners with three equivalent Mn(7)O5 trigonal bipyramids, and  an edgeedge with one Mn(6)O5 trigonal bipyramid. In the eighth Li site, Li(8) is bonded to one O(10), one O(15), one O(20), and one O(22) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Mn(6)O5 trigonal bipyramid, corners with three equivalent Mn(2)O5 trigonal bipyramids, and  an edgeedge with one Mn(3)O5 trigonal bipyramid. There are seven inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(16), one O(19), one O(21), one O(5), and one O(8) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(4)O4 tetrahedra, corners with three equivalent Li(6)O4 tetrahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Mn(4)O5 trigonal bipyramid, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. In the second Mn site, Mn(2) is bonded to one O(10), one O(18), one O(20), one O(22), and one O(3) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(2)O4 tetrahedra, corners with three equivalent Li(8)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra,  an edgeedge with one Mn(3)O5 trigonal bipyramid, and  an edgeedge with one Mn(6)O5 trigonal bipyramid. In the third Mn site, Mn(3) is bonded to one O(15), one O(22), one O(3), one O(4), and one O(7) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(5)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Li(8)O4 tetrahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Fe(1)O5 trigonal bipyramid. In the fourth Mn site, Mn(4) is bonded to one O(17), one O(21), one O(5), one O(6), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(7)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(13), one O(16), one O(19), and one O(23) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(6)O4 tetrahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Fe(1)O5 trigonal bipyramid. In the sixth Mn site, Mn(6) is bonded to one O(14), one O(18), one O(2), one O(20), and one O(24) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(8)O4 tetrahedra, corners with three equivalent Li(3)O4 tetrahedra,  an edgeedge with one Li(7)O4 tetrahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. In the seventh Mn site, Mn(7) is bonded to one O(12), one O(2), one O(24), one O(6), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(3)O4 tetrahedra, corners with three equivalent Li(7)O4 tetrahedra,  an edgeedge with one Li(4)O4 tetrahedra,  an edgeedge with one Mn(4)O5 trigonal bipyramid, and  an edgeedge with one Mn(6)O5 trigonal bipyramid. Fe(1) is bonded to one O(1), one O(11), one O(23), one O(4), and one O(7) atom to form FeO5 trigonal bipyramids that share  a cornercorner with one Li(1)O4 tetrahedra, corners with three equivalent Li(5)O4 tetrahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Mn(3)O5 trigonal bipyramid, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. There are eight inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(15), one O(3), and one O(4) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(17), one O(5), and one O(6) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(1), one O(11), and one O(7) atom. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(12), one O(2), and one O(9) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(13), one O(16), and one O(23) atom. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(14), one O(18), and one O(24) atom. In the seventh B site, B(7) is bonded in a trigonal planar geometry to one O(19), one O(21), and one O(8) atom. In the eighth B site, B(8) is bonded in a trigonal planar geometry to one O(10), one O(20), and one O(22) atom. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Li(5), one Mn(5), one Fe(1), and one B(3) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(7), one Mn(6), one Mn(7), and one B(4) atom. In the third O site, O(3) is bonded to one Li(2), one Mn(2), one Mn(3), and one B(1) atom to form distorted corner-sharing OLiMn2B tetrahedra. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Mn(3), one Fe(1), and one B(1) atom. In the fifth O site, O(5) is bonded to one Li(4), one Mn(1), one Mn(4), and one B(2) atom to form distorted corner-sharing OLiMn2B tetrahedra. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Mn(4), one Mn(7), and one B(2) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Li(5), one Mn(3), one Fe(1), and one B(3) atom. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(6), one Mn(1), and one B(7) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Li(7), one Mn(4), one Mn(7), and one B(4) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Li(8), one Mn(2), and one B(8) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Li(5), one Fe(1), and one B(3) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Li(7), one Mn(7), and one B(4) atom. In the thirteenth O site, O(13) is bonded to one Li(1), one Li(5), one Mn(5), and one B(5) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the fourteenth O site, O(14) is bonded to one Li(3), one Li(7), one Mn(6), and one B(6) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the fifteenth O site, O(15) is bonded to one Li(2), one Li(8), one Mn(3), and one B(1) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Mn(1), one Mn(5), and one B(5) atom. In the seventeenth O site, O(17) is bonded to one Li(4), one Li(6), one Mn(4), and one B(2) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the eighteenth O site, O(18) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Mn(2), one Mn(6), and one B(6) atom. In the nineteenth O site, O(19) is bonded in a 4-coordinate geometry to one Li(6), one Mn(1), one Mn(5), and one B(7) atom. In the twentieth O site, O(20) is bonded in a 4-coordinate geometry to one Li(8), one Mn(2), one Mn(6), and one B(8) atom. In the twenty-first O site, O(21) is bonded in a distorted rectangular see-saw-like geometry to one Li(6), one Mn(1), one Mn(4), and one B(7) atom. In the twenty-second O site, O(22) is bonded in a distorted rectangular see-saw-like geometry to one Li(8), one Mn(2), one Mn(3), and one B(8) atom. In the twenty-third O site, O(23) is bonded to one Li(1), one Mn(5), one Fe(1), and one B(5) atom to form distorted corner-sharing OLiMnFeB tetrahedra. In the twenty-fourth O site, O(24) is bonded to one Li(3), one Mn(6), one Mn(7), and one B(6) atom to form distorted corner-sharing OLiMn2B tetrahedra. is represented by the CIF file [CIF]
data_Li8Mn7Fe(BO3)8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.246
_cell_length_b   5.252
_cell_length_c   21.006
_cell_angle_alpha   91.150
_cell_angle_beta   90.890
_cell_angle_gamma   119.818
_symmetry_Int_Tables_number   1
_cell_volume   501.852
_cell_formula_units_Z   1
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  0.349  0.321  0.666  1.0
  Li  Li1  1  0.321  0.347  0.916  1.0
  Li  Li2  1  0.349  0.321  0.166  1.0
  Li  Li3  1  0.321  0.349  0.416  1.0
  Li  Li4  1  0.665  0.652  0.791  1.0
  Li  Li5  1  0.651  0.662  0.541  1.0
  Li  Li6  1  0.662  0.651  0.291  1.0
  Li  Li7  1  0.652  0.662  0.041  1.0
  Mn  Mn8  1  0.996  0.329  0.559  1.0
  Mn  Mn9  1  0.996  0.329  0.058  1.0
  Mn  Mn10  1  0.999  0.679  0.933  1.0
  Mn  Mn11  1  0.997  0.677  0.433  1.0
  Mn  Mn12  1  0.675  0.998  0.684  1.0
  Mn  Mn13  1  0.677  0.997  0.183  1.0
  Mn  Mn14  1  0.329  0.996  0.308  1.0
  Fe  Fe15  1  0.325  0.000  0.809  1.0
  B  B16  1  0.659  0.004  0.936  1.0
  B  B17  1  0.659  0.003  0.437  1.0
  B  B18  1  0.994  0.331  0.812  1.0
  B  B19  1  0.995  0.334  0.312  1.0
  B  B20  1  0.003  0.660  0.688  1.0
  B  B21  1  0.003  0.658  0.187  1.0
  B  B22  1  0.335  0.995  0.562  1.0
  B  B23  1  0.334  0.995  0.062  1.0
  O  O24  1  0.745  0.069  0.793  1.0
  O  O25  1  0.753  0.070  0.291  1.0
  O  O26  1  0.930  0.254  0.952  1.0
  O  O27  1  0.422  0.033  0.916  1.0
  O  O28  1  0.930  0.253  0.452  1.0
  O  O29  1  0.421  0.033  0.417  1.0
  O  O30  1  0.974  0.582  0.826  1.0
  O  O31  1  0.359  0.269  0.570  1.0
  O  O32  1  0.962  0.577  0.327  1.0
  O  O33  1  0.359  0.269  0.069  1.0
  O  O34  1  0.266  0.349  0.818  1.0
  O  O35  1  0.269  0.359  0.319  1.0
  O  O36  1  0.728  0.630  0.695  1.0
  O  O37  1  0.728  0.629  0.194  1.0
  O  O38  1  0.630  0.729  0.944  1.0
  O  O39  1  0.033  0.422  0.667  1.0
  O  O40  1  0.629  0.728  0.444  1.0
  O  O41  1  0.034  0.421  0.167  1.0
  O  O42  1  0.578  0.962  0.578  1.0
  O  O43  1  0.578  0.962  0.077  1.0
  O  O44  1  0.070  0.753  0.541  1.0
  O  O45  1  0.070  0.753  0.041  1.0
  O  O46  1  0.253  0.930  0.703  1.0
  O  O47  1  0.253  0.930  0.202  1.0
[/CIF]
.
The structure described by Li8Mn7Fe(BO3)8 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(13), one O(16), one O(23), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Fe(1)O5 trigonal bipyramid, corners with three equivalent Mn(5)O5 trigonal bipyramids, and  an edgeedge with one Mn(1)O5 trigonal bipyramid. In the second Li site, Li(2) is bonded to one O(11), one O(15), one O(3), and one O(4) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Mn(2)O5 trigonal bipyramid, corners with three equivalent Mn(3)O5 trigonal bipyramids, and  an edgeedge with one Fe(1)O5 trigonal bipyramid. In the third Li site, Li(3) is bonded to one O(10), one O(14), one O(18), and one O(24) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Mn(7)O5 trigonal bipyramid, corners with three equivalent Mn(6)O5 trigonal bipyramids, and  an edgeedge with one Mn(2)O5 trigonal bipyramid. In the fourth Li site, Li(4) is bonded to one O(12), one O(17), one O(5), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Mn(1)O5 trigonal bipyramid, corners with three equivalent Mn(4)O5 trigonal bipyramids, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. In the fifth Li site, Li(5) is bonded to one O(1), one O(11), one O(13), and one O(7) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Mn(3)O5 trigonal bipyramid, corners with three equivalent Fe(1)O5 trigonal bipyramids, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. In the sixth Li site, Li(6) is bonded to one O(17), one O(19), one O(21), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Mn(5)O5 trigonal bipyramid, corners with three equivalent Mn(1)O5 trigonal bipyramids, and  an edgeedge with one Mn(4)O5 trigonal bipyramid. In the seventh Li site, Li(7) is bonded to one O(12), one O(14), one O(2), and one O(9) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Mn(4)O5 trigonal bipyramid, corners with three equivalent Mn(7)O5 trigonal bipyramids, and  an edgeedge with one Mn(6)O5 trigonal bipyramid. In the eighth Li site, Li(8) is bonded to one O(10), one O(15), one O(20), and one O(22) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Mn(6)O5 trigonal bipyramid, corners with three equivalent Mn(2)O5 trigonal bipyramids, and  an edgeedge with one Mn(3)O5 trigonal bipyramid. There are seven inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(16), one O(19), one O(21), one O(5), and one O(8) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(4)O4 tetrahedra, corners with three equivalent Li(6)O4 tetrahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Mn(4)O5 trigonal bipyramid, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. In the second Mn site, Mn(2) is bonded to one O(10), one O(18), one O(20), one O(22), and one O(3) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(2)O4 tetrahedra, corners with three equivalent Li(8)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra,  an edgeedge with one Mn(3)O5 trigonal bipyramid, and  an edgeedge with one Mn(6)O5 trigonal bipyramid. In the third Mn site, Mn(3) is bonded to one O(15), one O(22), one O(3), one O(4), and one O(7) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(5)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Li(8)O4 tetrahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Fe(1)O5 trigonal bipyramid. In the fourth Mn site, Mn(4) is bonded to one O(17), one O(21), one O(5), one O(6), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(7)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(13), one O(16), one O(19), and one O(23) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(6)O4 tetrahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Fe(1)O5 trigonal bipyramid. In the sixth Mn site, Mn(6) is bonded to one O(14), one O(18), one O(2), one O(20), and one O(24) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(8)O4 tetrahedra, corners with three equivalent Li(3)O4 tetrahedra,  an edgeedge with one Li(7)O4 tetrahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. In the seventh Mn site, Mn(7) is bonded to one O(12), one O(2), one O(24), one O(6), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(3)O4 tetrahedra, corners with three equivalent Li(7)O4 tetrahedra,  an edgeedge with one Li(4)O4 tetrahedra,  an edgeedge with one Mn(4)O5 trigonal bipyramid, and  an edgeedge with one Mn(6)O5 trigonal bipyramid. Fe(1) is bonded to one O(1), one O(11), one O(23), one O(4), and one O(7) atom to form FeO5 trigonal bipyramids that share  a cornercorner with one Li(1)O4 tetrahedra, corners with three equivalent Li(5)O4 tetrahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Mn(3)O5 trigonal bipyramid, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. There are eight inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(15), one O(3), and one O(4) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(17), one O(5), and one O(6) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(1), one O(11), and one O(7) atom. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(12), one O(2), and one O(9) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(13), one O(16), and one O(23) atom. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(14), one O(18), and one O(24) atom. In the seventh B site, B(7) is bonded in a trigonal planar geometry to one O(19), one O(21), and one O(8) atom. In the eighth B site, B(8) is bonded in a trigonal planar geometry to one O(10), one O(20), and one O(22) atom. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Li(5), one Mn(5), one Fe(1), and one B(3) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(7), one Mn(6), one Mn(7), and one B(4) atom. In the third O site, O(3) is bonded to one Li(2), one Mn(2), one Mn(3), and one B(1) atom to form distorted corner-sharing OLiMn2B tetrahedra. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Mn(3), one Fe(1), and one B(1) atom. In the fifth O site, O(5) is bonded to one Li(4), one Mn(1), one Mn(4), and one B(2) atom to form distorted corner-sharing OLiMn2B tetrahedra. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Mn(4), one Mn(7), and one B(2) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Li(5), one Mn(3), one Fe(1), and one B(3) atom. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(6), one Mn(1), and one B(7) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Li(7), one Mn(4), one Mn(7), and one B(4) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Li(8), one Mn(2), and one B(8) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Li(5), one Fe(1), and one B(3) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Li(7), one Mn(7), and one B(4) atom. In the thirteenth O site, O(13) is bonded to one Li(1), one Li(5), one Mn(5), and one B(5) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the fourteenth O site, O(14) is bonded to one Li(3), one Li(7), one Mn(6), and one B(6) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the fifteenth O site, O(15) is bonded to one Li(2), one Li(8), one Mn(3), and one B(1) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Mn(1), one Mn(5), and one B(5) atom. In the seventeenth O site, O(17) is bonded to one Li(4), one Li(6), one Mn(4), and one B(2) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the eighteenth O site, O(18) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Mn(2), one Mn(6), and one B(6) atom. In the nineteenth O site, O(19) is bonded in a 4-coordinate geometry to one Li(6), one Mn(1), one Mn(5), and one B(7) atom. In the twentieth O site, O(20) is bonded in a 4-coordinate geometry to one Li(8), one Mn(2), one Mn(6), and one B(8) atom. In the twenty-first O site, O(21) is bonded in a distorted rectangular see-saw-like geometry to one Li(6), one Mn(1), one Mn(4), and one B(7) atom. In the twenty-second O site, O(22) is bonded in a distorted rectangular see-saw-like geometry to one Li(8), one Mn(2), one Mn(3), and one B(8) atom. In the twenty-third O site, O(23) is bonded to one Li(1), one Mn(5), one Fe(1), and one B(5) atom to form distorted corner-sharing OLiMnFeB tetrahedra. In the twenty-fourth O site, O(24) is bonded to one Li(3), one Mn(6), one Mn(7), and one B(6) atom to form distorted corner-sharing OLiMn2B tetrahedra. is represented by the CIF file [CIF]
data_Li8Mn7Fe(BO3)8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.246
_cell_length_b   5.252
_cell_length_c   21.006
_cell_angle_alpha   91.150
_cell_angle_beta   90.890
_cell_angle_gamma   119.818
_symmetry_Int_Tables_number   1
_cell_volume   501.852
_cell_formula_units_Z   1
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  0.349  0.321  0.666  1.0
  Li  Li1  1  0.321  0.347  0.916  1.0
  Li  Li2  1  0.349  0.321  0.166  1.0
  Li  Li3  1  0.321  0.349  0.416  1.0
  Li  Li4  1  0.665  0.652  0.791  1.0
  Li  Li5  1  0.651  0.662  0.541  1.0
  Li  Li6  1  0.662  0.651  0.291  1.0
  Li  Li7  1  0.652  0.662  0.041  1.0
  Mn  Mn8  1  0.996  0.329  0.559  1.0
  Mn  Mn9  1  0.996  0.329  0.058  1.0
  Mn  Mn10  1  0.999  0.679  0.933  1.0
  Mn  Mn11  1  0.997  0.677  0.433  1.0
  Mn  Mn12  1  0.675  0.998  0.684  1.0
  Mn  Mn13  1  0.677  0.997  0.183  1.0
  Mn  Mn14  1  0.329  0.996  0.308  1.0
  Fe  Fe15  1  0.325  0.000  0.809  1.0
  B  B16  1  0.659  0.004  0.936  1.0
  B  B17  1  0.659  0.003  0.437  1.0
  B  B18  1  0.994  0.331  0.812  1.0
  B  B19  1  0.995  0.334  0.312  1.0
  B  B20  1  0.003  0.660  0.688  1.0
  B  B21  1  0.003  0.658  0.187  1.0
  B  B22  1  0.335  0.995  0.562  1.0
  B  B23  1  0.334  0.995  0.062  1.0
  O  O24  1  0.745  0.069  0.793  1.0
  O  O25  1  0.753  0.070  0.291  1.0
  O  O26  1  0.930  0.254  0.952  1.0
  O  O27  1  0.422  0.033  0.916  1.0
  O  O28  1  0.930  0.253  0.452  1.0
  O  O29  1  0.421  0.033  0.417  1.0
  O  O30  1  0.974  0.582  0.826  1.0
  O  O31  1  0.359  0.269  0.570  1.0
  O  O32  1  0.962  0.577  0.327  1.0
  O  O33  1  0.359  0.269  0.069  1.0
  O  O34  1  0.266  0.349  0.818  1.0
  O  O35  1  0.269  0.359  0.319  1.0
  O  O36  1  0.728  0.630  0.695  1.0
  O  O37  1  0.728  0.629  0.194  1.0
  O  O38  1  0.630  0.729  0.944  1.0
  O  O39  1  0.033  0.422  0.667  1.0
  O  O40  1  0.629  0.728  0.444  1.0
  O  O41  1  0.034  0.421  0.167  1.0
  O  O42  1  0.578  0.962  0.578  1.0
  O  O43  1  0.578  0.962  0.077  1.0
  O  O44  1  0.070  0.753  0.541  1.0
  O  O45  1  0.070  0.753  0.041  1.0
  O  O46  1  0.253  0.930  0.703  1.0
  O  O47  1  0.253  0.930  0.202  1.0
[/CIF]
.