The material described by Ni5TiB2O10 crystallizes in the orthorhombic Pmc2_1 space group. Ti(1) is bonded to one O(2), one O(6), two equivalent O(4), and two equivalent O(8) atoms to form TiO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra, corners with two equivalent Ni(4)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-60°. There are five inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(4), one O(7), two equivalent O(6), and two equivalent O(9) atoms to form distorted NiO6 octahedra that share  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ni(5)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-63°. In the second Ni site, Ni(2) is bonded to one O(3), one O(8), two equivalent O(10), and two equivalent O(5) atoms to form NiO6 octahedra that share  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, edges with two equivalent Ni(4)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 60-66°. In the third Ni site, Ni(3) is bonded to one O(7), one O(8), two equivalent O(1), and two equivalent O(2) atoms to form NiO6 octahedra that share  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ni(3)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-66°. In the fourth Ni site, Ni(4) is bonded to one O(10), one O(9), two equivalent O(3), and two equivalent O(4) atoms to form NiO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Ni(5)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Ni(5)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-17°. In the fifth Ni site, Ni(5) is bonded to one O(1), one O(5), two equivalent O(3), and two equivalent O(7) atoms to form a mixture of corner and edge-sharing NiO6 octahedra. The corner-sharing octahedral tilt angles range from 17-63°. There are two inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(1), one O(5), and one O(9) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(10), one O(2), and one O(6) atom. There are ten inequivalent O sites. In the first O site, O(9) is bonded in a 4-coordinate geometry to one Ni(4), two equivalent Ni(1), and one B(1) atom. In the second O site, O(10) is bonded in a rectangular see-saw-like geometry to one Ni(4), two equivalent Ni(2), and one B(2) atom. In the third O site, O(1) is bonded in a distorted rectangular see-saw-like geometry to one Ni(5), two equivalent Ni(3), and one B(1) atom. In the fourth O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Ti(1), two equivalent Ni(3), and one B(2) atom. In the fifth O site, O(3) is bonded to one Ni(2), two equivalent Ni(4), and two equivalent Ni(5) atoms to form ONi5 square pyramids that share corners with two equivalent O(4)Ti2Ni3 square pyramids,  a cornercorner with one O(8)Ti2Ni2 tetrahedra, corners with two equivalent O(7)Ni4 tetrahedra,  an edgeedge with one O(4)Ti2Ni3 square pyramid, edges with two equivalent O(3)Ni5 square pyramids, and  an edgeedge with one O(7)Ni4 tetrahedra. In the sixth O site, O(4) is bonded to two equivalent Ti(1), one Ni(1), and two equivalent Ni(4) atoms to form OTi2Ni3 square pyramids that share corners with two equivalent O(3)Ni5 square pyramids,  a cornercorner with one O(7)Ni4 tetrahedra, corners with two equivalent O(8)Ti2Ni2 tetrahedra,  an edgeedge with one O(3)Ni5 square pyramid, edges with two equivalent O(4)Ti2Ni3 square pyramids, and  an edgeedge with one O(8)Ti2Ni2 tetrahedra. In the seventh O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Ni(5), two equivalent Ni(2), and one B(1) atom. In the eighth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Ti(1), two equivalent Ni(1), and one B(2) atom. In the ninth O site, O(7) is bonded to one Ni(1), one Ni(3), and two equivalent Ni(5) atoms to form distorted ONi4 tetrahedra that share  a cornercorner with one O(4)Ti2Ni3 square pyramid, corners with two equivalent O(3)Ni5 square pyramids,  a cornercorner with one O(8)Ti2Ni2 tetrahedra, corners with two equivalent O(7)Ni4 tetrahedra, and  an edgeedge with one O(3)Ni5 square pyramid. In the tenth O site, O(8) is bonded to two equivalent Ti(1), one Ni(2), and one Ni(3) atom to form distorted OTi2Ni2 tetrahedra that share  a cornercorner with one O(3)Ni5 square pyramid, corners with two equivalent O(4)Ti2Ni3 square pyramids,  a cornercorner with one O(7)Ni4 tetrahedra, corners with two equivalent O(8)Ti2Ni2 tetrahedra, and  an edgeedge with one O(4)Ti2Ni3 square pyramid. is represented by the Crystallographic Information File (CIF) [CIF]
data_TiNi5(BO5)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.023
_cell_length_b   9.307
_cell_length_c   12.356
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   347.661
_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
  Ti  Ti0  1  0.000  0.010  0.614  1.0
  Ti  Ti1  1  0.000  0.990  0.114  1.0
  Ni  Ni2  1  0.500  0.260  0.220  1.0
  Ni  Ni3  1  0.500  0.259  0.785  1.0
  Ni  Ni4  1  0.500  0.741  0.285  1.0
  Ni  Ni5  1  0.500  0.740  0.720  1.0
  Ni  Ni6  1  0.500  0.260  0.497  1.0
  Ni  Ni7  1  0.500  0.740  0.997  1.0
  Ni  Ni8  1  0.000  0.740  0.497  1.0
  Ni  Ni9  1  0.000  0.260  0.997  1.0
  Ni  Ni10  1  0.000  0.488  0.385  1.0
  Ni  Ni11  1  0.000  0.512  0.885  1.0
  B  B12  1  0.000  0.526  0.140  1.0
  B  B13  1  0.000  0.980  0.860  1.0
  B  B14  1  0.000  0.020  0.360  1.0
  B  B15  1  0.000  0.474  0.640  1.0
  O  O16  1  0.000  0.398  0.544  1.0
  O  O17  1  0.000  0.095  0.459  1.0
  O  O18  1  0.000  0.905  0.959  1.0
  O  O19  1  0.000  0.602  0.044  1.0
  O  O20  1  0.500  0.639  0.425  1.0
  O  O21  1  0.500  0.876  0.577  1.0
  O  O22  1  0.500  0.124  0.077  1.0
  O  O23  1  0.500  0.361  0.925  1.0
  O  O24  1  0.000  0.600  0.237  1.0
  O  O25  1  0.000  0.906  0.761  1.0
  O  O26  1  0.000  0.094  0.261  1.0
  O  O27  1  0.000  0.400  0.737  1.0
  O  O28  1  0.500  0.354  0.357  1.0
  O  O29  1  0.500  0.136  0.645  1.0
  O  O30  1  0.500  0.864  0.145  1.0
  O  O31  1  0.500  0.646  0.857  1.0
  O  O32  1  0.000  0.375  0.140  1.0
  O  O33  1  0.000  0.126  0.859  1.0
  O  O34  1  0.000  0.874  0.359  1.0
  O  O35  1  0.000  0.625  0.640  1.0
[/CIF]
.
The material described by Ni5TiB2O10 crystallizes in the orthorhombic Pmc2_1 space group. Ti(1) is bonded to one O(2), one O(6), two equivalent O(4), and two equivalent O(8) atoms to form TiO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra, corners with two equivalent Ni(4)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-60°. There are five inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(4), one O(7), two equivalent O(6), and two equivalent O(9) atoms to form distorted NiO6 octahedra that share  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ni(5)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-63°. In the second Ni site, Ni(2) is bonded to one O(3), one O(8), two equivalent O(10), and two equivalent O(5) atoms to form NiO6 octahedra that share  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, edges with two equivalent Ni(4)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 60-66°. In the third Ni site, Ni(3) is bonded to one O(7), one O(8), two equivalent O(1), and two equivalent O(2) atoms to form NiO6 octahedra that share  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ni(3)O6 octahedra, and edges with two equivalent Ni(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-66°. In the fourth Ni site, Ni(4) is bonded to one O(10), one O(9), two equivalent O(3), and two equivalent O(4) atoms to form NiO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Ni(5)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Ni(5)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-17°. In the fifth Ni site, Ni(5) is bonded to one O(1), one O(5), two equivalent O(3), and two equivalent O(7) atoms to form a mixture of corner and edge-sharing NiO6 octahedra. The corner-sharing octahedral tilt angles range from 17-63°. There are two inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(1), one O(5), and one O(9) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(10), one O(2), and one O(6) atom. There are ten inequivalent O sites. In the first O site, O(9) is bonded in a 4-coordinate geometry to one Ni(4), two equivalent Ni(1), and one B(1) atom. In the second O site, O(10) is bonded in a rectangular see-saw-like geometry to one Ni(4), two equivalent Ni(2), and one B(2) atom. In the third O site, O(1) is bonded in a distorted rectangular see-saw-like geometry to one Ni(5), two equivalent Ni(3), and one B(1) atom. In the fourth O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Ti(1), two equivalent Ni(3), and one B(2) atom. In the fifth O site, O(3) is bonded to one Ni(2), two equivalent Ni(4), and two equivalent Ni(5) atoms to form ONi5 square pyramids that share corners with two equivalent O(4)Ti2Ni3 square pyramids,  a cornercorner with one O(8)Ti2Ni2 tetrahedra, corners with two equivalent O(7)Ni4 tetrahedra,  an edgeedge with one O(4)Ti2Ni3 square pyramid, edges with two equivalent O(3)Ni5 square pyramids, and  an edgeedge with one O(7)Ni4 tetrahedra. In the sixth O site, O(4) is bonded to two equivalent Ti(1), one Ni(1), and two equivalent Ni(4) atoms to form OTi2Ni3 square pyramids that share corners with two equivalent O(3)Ni5 square pyramids,  a cornercorner with one O(7)Ni4 tetrahedra, corners with two equivalent O(8)Ti2Ni2 tetrahedra,  an edgeedge with one O(3)Ni5 square pyramid, edges with two equivalent O(4)Ti2Ni3 square pyramids, and  an edgeedge with one O(8)Ti2Ni2 tetrahedra. In the seventh O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Ni(5), two equivalent Ni(2), and one B(1) atom. In the eighth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Ti(1), two equivalent Ni(1), and one B(2) atom. In the ninth O site, O(7) is bonded to one Ni(1), one Ni(3), and two equivalent Ni(5) atoms to form distorted ONi4 tetrahedra that share  a cornercorner with one O(4)Ti2Ni3 square pyramid, corners with two equivalent O(3)Ni5 square pyramids,  a cornercorner with one O(8)Ti2Ni2 tetrahedra, corners with two equivalent O(7)Ni4 tetrahedra, and  an edgeedge with one O(3)Ni5 square pyramid. In the tenth O site, O(8) is bonded to two equivalent Ti(1), one Ni(2), and one Ni(3) atom to form distorted OTi2Ni2 tetrahedra that share  a cornercorner with one O(3)Ni5 square pyramid, corners with two equivalent O(4)Ti2Ni3 square pyramids,  a cornercorner with one O(7)Ni4 tetrahedra, corners with two equivalent O(8)Ti2Ni2 tetrahedra, and  an edgeedge with one O(4)Ti2Ni3 square pyramid. is represented by the Crystallographic Information File (CIF) [CIF]
data_TiNi5(BO5)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.023
_cell_length_b   9.307
_cell_length_c   12.356
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   347.661
_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
  Ti  Ti0  1  0.000  0.010  0.614  1.0
  Ti  Ti1  1  0.000  0.990  0.114  1.0
  Ni  Ni2  1  0.500  0.260  0.220  1.0
  Ni  Ni3  1  0.500  0.259  0.785  1.0
  Ni  Ni4  1  0.500  0.741  0.285  1.0
  Ni  Ni5  1  0.500  0.740  0.720  1.0
  Ni  Ni6  1  0.500  0.260  0.497  1.0
  Ni  Ni7  1  0.500  0.740  0.997  1.0
  Ni  Ni8  1  0.000  0.740  0.497  1.0
  Ni  Ni9  1  0.000  0.260  0.997  1.0
  Ni  Ni10  1  0.000  0.488  0.385  1.0
  Ni  Ni11  1  0.000  0.512  0.885  1.0
  B  B12  1  0.000  0.526  0.140  1.0
  B  B13  1  0.000  0.980  0.860  1.0
  B  B14  1  0.000  0.020  0.360  1.0
  B  B15  1  0.000  0.474  0.640  1.0
  O  O16  1  0.000  0.398  0.544  1.0
  O  O17  1  0.000  0.095  0.459  1.0
  O  O18  1  0.000  0.905  0.959  1.0
  O  O19  1  0.000  0.602  0.044  1.0
  O  O20  1  0.500  0.639  0.425  1.0
  O  O21  1  0.500  0.876  0.577  1.0
  O  O22  1  0.500  0.124  0.077  1.0
  O  O23  1  0.500  0.361  0.925  1.0
  O  O24  1  0.000  0.600  0.237  1.0
  O  O25  1  0.000  0.906  0.761  1.0
  O  O26  1  0.000  0.094  0.261  1.0
  O  O27  1  0.000  0.400  0.737  1.0
  O  O28  1  0.500  0.354  0.357  1.0
  O  O29  1  0.500  0.136  0.645  1.0
  O  O30  1  0.500  0.864  0.145  1.0
  O  O31  1  0.500  0.646  0.857  1.0
  O  O32  1  0.000  0.375  0.140  1.0
  O  O33  1  0.000  0.126  0.859  1.0
  O  O34  1  0.000  0.874  0.359  1.0
  O  O35  1  0.000  0.625  0.640  1.0
[/CIF]
.