The material described by Al(NiO2)3 is beta indium sulfide-derived structured and crystallizes in the monoclinic C2/m space group. There are six inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(1), one O(3), one O(4), one O(6), one O(7), and one O(9) atom to form NiO6 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra, corners with three equivalent Al(2)O4 tetrahedra,  an edgeedge with one Ni(5)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. In the second Ni site, Ni(2) is bonded to two equivalent O(2), two equivalent O(5), and two equivalent O(8) atoms to form NiO6 octahedra that share corners with four equivalent Al(1)O4 tetrahedra, 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. In the third Ni site, Ni(3) is bonded to one O(1), one O(3), two equivalent O(4), and two equivalent O(6) atoms to form NiO6 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra, corners with three equivalent Al(2)O4 tetrahedra,  an edgeedge with one Ni(5)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, and edges with four equivalent Ni(1)O6 octahedra. In the fourth Ni site, Ni(4) is bonded to two equivalent O(2) and four equivalent O(5) atoms to form NiO6 octahedra that share corners with four equivalent Al(1)O4 tetrahedra, edges with two equivalent Ni(5)O6 octahedra, and edges with four equivalent Ni(2)O6 octahedra. In the fifth Ni site, Ni(5) is bonded to one O(7), one O(8), two equivalent O(4), and two equivalent O(5) atoms to form NiO6 octahedra that share corners with three equivalent Al(1)O4 tetrahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. In the sixth Ni site, Ni(6) is bonded to two equivalent O(9) and four equivalent O(6) atoms to form NiO6 octahedra that share corners with six equivalent Al(2)O4 tetrahedra, edges with two equivalent Ni(3)O6 octahedra, and edges with four equivalent Ni(1)O6 octahedra. There are two inequivalent Al sites. In the first Al site, Al(1) is bonded to one O(1), one O(8), and two equivalent O(5) atoms to form AlO4 tetrahedra that share  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with two equivalent Ni(4)O6 octahedra, corners with three equivalent Ni(5)O6 octahedra, and corners with four equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-57°. In the second Al site, Al(2) is bonded to one O(3), one O(9), and two equivalent O(6) atoms to form AlO4 tetrahedra that share corners with three equivalent Ni(3)O6 octahedra, corners with three equivalent Ni(6)O6 octahedra, and corners with six equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-58°. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a distorted rectangular see-saw-like geometry to one Ni(3), two equivalent Ni(1), and one Al(1) atom. In the second O site, O(2) is bonded in a trigonal non-coplanar geometry to one Ni(4) and two equivalent Ni(2) atoms. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Ni(3), two equivalent Ni(1), and one Al(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to one Ni(1), one Ni(3), and one Ni(5) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Ni(2), one Ni(4), one Ni(5), and one Al(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Ni(1), one Ni(3), one Ni(6), and one Al(2) atom. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one Ni(5) and two equivalent Ni(1) atoms. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Ni(5), two equivalent Ni(2), and one Al(1) atom. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Ni(6), two equivalent Ni(1), and one Al(2) atom. is represented by the CIF card [CIF]
data_Al(NiO2)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   17.448
_cell_length_b   5.758
_cell_length_c   5.758
_cell_angle_alpha   59.969
_cell_angle_beta   60.323
_cell_angle_gamma   60.323
_symmetry_Int_Tables_number   1
_cell_volume   410.917
_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
  Al  Al0  1  0.203  0.630  0.630  1.0
  Al  Al1  1  0.886  0.614  0.614  1.0
  Al  Al2  1  0.463  0.370  0.370  1.0
  Al  Al3  1  0.781  0.386  0.386  1.0
  Ni  Ni4  1  0.998  0.497  0.005  1.0
  Ni  Ni5  1  0.333  0.500  0.000  1.0
  Ni  Ni6  1  0.669  0.503  0.995  1.0
  Ni  Ni7  1  0.998  0.005  0.005  1.0
  Ni  Ni8  1  0.333  0.000  0.000  1.0
  Ni  Ni9  1  0.669  0.995  0.995  1.0
  Ni  Ni10  1  0.163  0.004  0.004  1.0
  Ni  Ni11  1  0.504  0.996  0.996  1.0
  Ni  Ni12  1  0.833  0.000  0.000  1.0
  Ni  Ni13  1  0.998  0.005  0.497  1.0
  Ni  Ni14  1  0.333  0.000  0.500  1.0
  Ni  Ni15  1  0.669  0.995  0.503  1.0
  O  O16  1  0.080  0.753  0.753  1.0
  O  O17  1  0.392  0.774  0.774  1.0
  O  O18  1  0.762  0.738  0.738  1.0
  O  O19  1  0.071  0.240  0.806  1.0
  O  O20  1  0.420  0.242  0.758  1.0
  O  O21  1  0.742  0.251  0.771  1.0
  O  O22  1  0.071  0.806  0.240  1.0
  O  O23  1  0.420  0.758  0.242  1.0
  O  O24  1  0.742  0.771  0.251  1.0
  O  O25  1  0.071  0.241  0.241  1.0
  O  O26  1  0.419  0.243  0.243  1.0
  O  O27  1  0.742  0.252  0.252  1.0
  O  O28  1  0.247  0.758  0.242  1.0
  O  O29  1  0.595  0.760  0.194  1.0
  O  O30  1  0.924  0.749  0.229  1.0
  O  O31  1  0.274  0.226  0.226  1.0
  O  O32  1  0.587  0.247  0.247  1.0
  O  O33  1  0.905  0.262  0.262  1.0
  O  O34  1  0.247  0.242  0.758  1.0
  O  O35  1  0.595  0.194  0.760  1.0
  O  O36  1  0.924  0.229  0.749  1.0
  O  O37  1  0.247  0.757  0.757  1.0
  O  O38  1  0.596  0.759  0.759  1.0
  O  O39  1  0.925  0.748  0.748  1.0
[/CIF]
.
The material described by Al(NiO2)3 is beta indium sulfide-derived structured and crystallizes in the monoclinic C2/m space group. There are six inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(1), one O(3), one O(4), one O(6), one O(7), and one O(9) atom to form NiO6 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra, corners with three equivalent Al(2)O4 tetrahedra,  an edgeedge with one Ni(5)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. In the second Ni site, Ni(2) is bonded to two equivalent O(2), two equivalent O(5), and two equivalent O(8) atoms to form NiO6 octahedra that share corners with four equivalent Al(1)O4 tetrahedra, 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. In the third Ni site, Ni(3) is bonded to one O(1), one O(3), two equivalent O(4), and two equivalent O(6) atoms to form NiO6 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra, corners with three equivalent Al(2)O4 tetrahedra,  an edgeedge with one Ni(5)O6 octahedra,  an edgeedge with one Ni(6)O6 octahedra, and edges with four equivalent Ni(1)O6 octahedra. In the fourth Ni site, Ni(4) is bonded to two equivalent O(2) and four equivalent O(5) atoms to form NiO6 octahedra that share corners with four equivalent Al(1)O4 tetrahedra, edges with two equivalent Ni(5)O6 octahedra, and edges with four equivalent Ni(2)O6 octahedra. In the fifth Ni site, Ni(5) is bonded to one O(7), one O(8), two equivalent O(4), and two equivalent O(5) atoms to form NiO6 octahedra that share corners with three equivalent Al(1)O4 tetrahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. In the sixth Ni site, Ni(6) is bonded to two equivalent O(9) and four equivalent O(6) atoms to form NiO6 octahedra that share corners with six equivalent Al(2)O4 tetrahedra, edges with two equivalent Ni(3)O6 octahedra, and edges with four equivalent Ni(1)O6 octahedra. There are two inequivalent Al sites. In the first Al site, Al(1) is bonded to one O(1), one O(8), and two equivalent O(5) atoms to form AlO4 tetrahedra that share  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with two equivalent Ni(4)O6 octahedra, corners with three equivalent Ni(5)O6 octahedra, and corners with four equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-57°. In the second Al site, Al(2) is bonded to one O(3), one O(9), and two equivalent O(6) atoms to form AlO4 tetrahedra that share corners with three equivalent Ni(3)O6 octahedra, corners with three equivalent Ni(6)O6 octahedra, and corners with six equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-58°. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a distorted rectangular see-saw-like geometry to one Ni(3), two equivalent Ni(1), and one Al(1) atom. In the second O site, O(2) is bonded in a trigonal non-coplanar geometry to one Ni(4) and two equivalent Ni(2) atoms. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Ni(3), two equivalent Ni(1), and one Al(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to one Ni(1), one Ni(3), and one Ni(5) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Ni(2), one Ni(4), one Ni(5), and one Al(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Ni(1), one Ni(3), one Ni(6), and one Al(2) atom. In the seventh O site, O(7) is bonded in a distorted T-shaped geometry to one Ni(5) and two equivalent Ni(1) atoms. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Ni(5), two equivalent Ni(2), and one Al(1) atom. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Ni(6), two equivalent Ni(1), and one Al(2) atom. is represented by the CIF card [CIF]
data_Al(NiO2)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   17.448
_cell_length_b   5.758
_cell_length_c   5.758
_cell_angle_alpha   59.969
_cell_angle_beta   60.323
_cell_angle_gamma   60.323
_symmetry_Int_Tables_number   1
_cell_volume   410.917
_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
  Al  Al0  1  0.203  0.630  0.630  1.0
  Al  Al1  1  0.886  0.614  0.614  1.0
  Al  Al2  1  0.463  0.370  0.370  1.0
  Al  Al3  1  0.781  0.386  0.386  1.0
  Ni  Ni4  1  0.998  0.497  0.005  1.0
  Ni  Ni5  1  0.333  0.500  0.000  1.0
  Ni  Ni6  1  0.669  0.503  0.995  1.0
  Ni  Ni7  1  0.998  0.005  0.005  1.0
  Ni  Ni8  1  0.333  0.000  0.000  1.0
  Ni  Ni9  1  0.669  0.995  0.995  1.0
  Ni  Ni10  1  0.163  0.004  0.004  1.0
  Ni  Ni11  1  0.504  0.996  0.996  1.0
  Ni  Ni12  1  0.833  0.000  0.000  1.0
  Ni  Ni13  1  0.998  0.005  0.497  1.0
  Ni  Ni14  1  0.333  0.000  0.500  1.0
  Ni  Ni15  1  0.669  0.995  0.503  1.0
  O  O16  1  0.080  0.753  0.753  1.0
  O  O17  1  0.392  0.774  0.774  1.0
  O  O18  1  0.762  0.738  0.738  1.0
  O  O19  1  0.071  0.240  0.806  1.0
  O  O20  1  0.420  0.242  0.758  1.0
  O  O21  1  0.742  0.251  0.771  1.0
  O  O22  1  0.071  0.806  0.240  1.0
  O  O23  1  0.420  0.758  0.242  1.0
  O  O24  1  0.742  0.771  0.251  1.0
  O  O25  1  0.071  0.241  0.241  1.0
  O  O26  1  0.419  0.243  0.243  1.0
  O  O27  1  0.742  0.252  0.252  1.0
  O  O28  1  0.247  0.758  0.242  1.0
  O  O29  1  0.595  0.760  0.194  1.0
  O  O30  1  0.924  0.749  0.229  1.0
  O  O31  1  0.274  0.226  0.226  1.0
  O  O32  1  0.587  0.247  0.247  1.0
  O  O33  1  0.905  0.262  0.262  1.0
  O  O34  1  0.247  0.242  0.758  1.0
  O  O35  1  0.595  0.194  0.760  1.0
  O  O36  1  0.924  0.229  0.749  1.0
  O  O37  1  0.247  0.757  0.757  1.0
  O  O38  1  0.596  0.759  0.759  1.0
  O  O39  1  0.925  0.748  0.748  1.0
[/CIF]
.