The structure described by Ni(PO3)3 crystallizes in the triclinic P-1 space group. Ni(1) is bonded to one O(1), one O(2), one O(3), one O(4), and one O(8) atom to form distorted NiO5 square pyramids that share  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and corners with two equivalent P(3)O4 tetrahedra. There are three inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(5), and one O(6) atom to form PO4 tetrahedra that share corners with two equivalent Ni(1)O5 square pyramids,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. In the second P site, P(2) is bonded to one O(3), one O(5), one O(7), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. In the third P site, P(3) is bonded to one O(4), one O(6), one O(7), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Ni(1)O5 square pyramids,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(2)O4 tetrahedra. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Ni(1) and one P(1) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Ni(1) and one P(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Ni(1) and one P(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Ni(1) and one P(3) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one P(1) and one P(2) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one P(1) and one P(3) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one P(2) and one P(3) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Ni(1) and one P(3) atom. In the ninth O site, O(9) is bonded in a single-bond geometry to one P(2) atom. is represented by the CIF file [CIF]
data_Ni(PO3)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.965
_cell_length_b   7.009
_cell_length_c   7.352
_cell_angle_alpha   76.840
_cell_angle_beta   85.104
_cell_angle_gamma   84.475
_symmetry_Int_Tables_number   1
_cell_volume   347.075
_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
  Ni  Ni0  1  0.156  0.566  0.145  1.0
  Ni  Ni1  1  0.844  0.434  0.855  1.0
  P  P2  1  0.142  0.252  0.549  1.0
  P  P3  1  0.289  0.861  0.767  1.0
  P  P4  1  0.362  0.445  0.782  1.0
  P  P5  1  0.638  0.555  0.218  1.0
  P  P6  1  0.711  0.139  0.233  1.0
  P  P7  1  0.858  0.748  0.451  1.0
  O  O8  1  0.040  0.711  0.337  1.0
  O  O9  1  0.146  0.309  0.340  1.0
  O  O10  1  0.147  0.819  0.936  1.0
  O  O11  1  0.201  0.413  0.936  1.0
  O  O12  1  0.202  0.016  0.594  1.0
  O  O13  1  0.322  0.340  0.617  1.0
  O  O14  1  0.333  0.677  0.671  1.0
  O  O15  1  0.433  0.604  0.176  1.0
  O  O16  1  0.531  0.071  0.174  1.0
  O  O17  1  0.469  0.929  0.826  1.0
  O  O18  1  0.567  0.396  0.824  1.0
  O  O19  1  0.667  0.323  0.329  1.0
  O  O20  1  0.678  0.660  0.383  1.0
  O  O21  1  0.798  0.984  0.406  1.0
  O  O22  1  0.799  0.587  0.064  1.0
  O  O23  1  0.853  0.181  0.064  1.0
  O  O24  1  0.854  0.691  0.660  1.0
  O  O25  1  0.960  0.289  0.663  1.0
[/CIF]
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The structure described by Ni(PO3)3 crystallizes in the triclinic P-1 space group. Ni(1) is bonded to one O(1), one O(2), one O(3), one O(4), and one O(8) atom to form distorted NiO5 square pyramids that share  a cornercorner with one P(2)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and corners with two equivalent P(3)O4 tetrahedra. There are three inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(5), and one O(6) atom to form PO4 tetrahedra that share corners with two equivalent Ni(1)O5 square pyramids,  a cornercorner with one P(2)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. In the second P site, P(2) is bonded to one O(3), one O(5), one O(7), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Ni(1)O5 square pyramid,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(3)O4 tetrahedra. In the third P site, P(3) is bonded to one O(4), one O(6), one O(7), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Ni(1)O5 square pyramids,  a cornercorner with one P(1)O4 tetrahedra, and  a cornercorner with one P(2)O4 tetrahedra. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Ni(1) and one P(1) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Ni(1) and one P(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Ni(1) and one P(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Ni(1) and one P(3) atom. In the fifth O site, O(5) is bonded in a distorted bent 150 degrees geometry to one P(1) and one P(2) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one P(1) and one P(3) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one P(2) and one P(3) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Ni(1) and one P(3) atom. In the ninth O site, O(9) is bonded in a single-bond geometry to one P(2) atom. is represented by the CIF file [CIF]
data_Ni(PO3)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.965
_cell_length_b   7.009
_cell_length_c   7.352
_cell_angle_alpha   76.840
_cell_angle_beta   85.104
_cell_angle_gamma   84.475
_symmetry_Int_Tables_number   1
_cell_volume   347.075
_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
  Ni  Ni0  1  0.156  0.566  0.145  1.0
  Ni  Ni1  1  0.844  0.434  0.855  1.0
  P  P2  1  0.142  0.252  0.549  1.0
  P  P3  1  0.289  0.861  0.767  1.0
  P  P4  1  0.362  0.445  0.782  1.0
  P  P5  1  0.638  0.555  0.218  1.0
  P  P6  1  0.711  0.139  0.233  1.0
  P  P7  1  0.858  0.748  0.451  1.0
  O  O8  1  0.040  0.711  0.337  1.0
  O  O9  1  0.146  0.309  0.340  1.0
  O  O10  1  0.147  0.819  0.936  1.0
  O  O11  1  0.201  0.413  0.936  1.0
  O  O12  1  0.202  0.016  0.594  1.0
  O  O13  1  0.322  0.340  0.617  1.0
  O  O14  1  0.333  0.677  0.671  1.0
  O  O15  1  0.433  0.604  0.176  1.0
  O  O16  1  0.531  0.071  0.174  1.0
  O  O17  1  0.469  0.929  0.826  1.0
  O  O18  1  0.567  0.396  0.824  1.0
  O  O19  1  0.667  0.323  0.329  1.0
  O  O20  1  0.678  0.660  0.383  1.0
  O  O21  1  0.798  0.984  0.406  1.0
  O  O22  1  0.799  0.587  0.064  1.0
  O  O23  1  0.853  0.181  0.064  1.0
  O  O24  1  0.854  0.691  0.660  1.0
  O  O25  1  0.960  0.289  0.663  1.0
[/CIF]
.