The material described by Sb2P4H3O16 crystallizes in the triclinic P1 space group. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(12), one O(14), one O(15), one O(2), one O(3), and one O(5) atom to form SbO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with two equivalent P(3)O4 tetrahedra. In the second Sb site, Sb(2) is bonded to one O(1), one O(11), one O(16), one O(6), one O(8), and one O(9) atom to form SbO6 octahedra that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and corners with two equivalent P(4)O4 tetrahedra. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(16), one O(2), one O(4), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Sb(1)O6 octahedra and corners with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 29-54°. In the second P site, P(2) is bonded to one O(11), one O(12), one O(3), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Sb(2)O6 octahedra and corners with two equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-51°. In the third P site, P(3) is bonded to one O(10), one O(14), one O(5), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Sb(2)O6 octahedra and corners with two equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 10-47°. In the fourth P site, P(4) is bonded to one O(1), one O(13), one O(15), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Sb(1)O6 octahedra and corners with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 29-54°. There are three inequivalent H sites. In the first H site, H(1) is bonded in a distorted linear geometry to one O(10) and one O(7) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one O(13) atom. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Sb(2) and one P(4) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Sb(1) and one P(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Sb(1) and one P(2) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one P(1) and one H(2) atom. In the fifth O site, O(5) is bonded in a linear geometry to one Sb(1) and one P(3) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Sb(2) and one P(3) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one P(2) and one H(1) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Sb(2) and one P(1) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Sb(2) and one P(4) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one P(3) and one H(1) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one Sb(2) and one P(2) atom. In the twelfth O site, O(12) is bonded in a linear geometry to one Sb(1) and one P(2) atom. In the thirteenth O site, O(13) is bonded in a water-like geometry to one P(4) and one H(3) atom. In the fourteenth O site, O(14) is bonded in a distorted bent 120 degrees geometry to one Sb(1) and one P(3) atom. In the fifteenth O site, O(15) is bonded in a bent 150 degrees geometry to one Sb(1) and one P(4) atom. In the sixteenth O site, O(16) is bonded in a bent 150 degrees geometry to one Sb(2) and one P(1) atom. is represented by the CIF file [CIF]
data_Sb2P4H3O16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.005
_cell_length_b   7.655
_cell_length_c   8.109
_cell_angle_alpha   91.287
_cell_angle_beta   91.925
_cell_angle_gamma   102.495
_symmetry_Int_Tables_number   1
_cell_volume   303.016
_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
  Sb  Sb0  1  0.999  0.497  0.004  1.0
  Sb  Sb1  1  0.502  0.004  0.499  1.0
  P  P2  1  0.121  0.256  0.670  1.0
  P  P3  1  0.384  0.241  0.152  1.0
  P  P4  1  0.610  0.751  0.847  1.0
  P  P5  1  0.883  0.749  0.331  1.0
  H  H6  1  0.939  0.971  0.987  1.0
  H  H7  1  0.441  0.421  0.555  1.0
  H  H8  1  0.543  0.568  0.410  1.0
  O  O9  1  0.118  0.834  0.450  1.0
  O  O10  1  0.009  0.301  0.838  1.0
  O  O11  1  0.214  0.397  0.173  1.0
  O  O12  1  0.267  0.440  0.595  1.0
  O  O13  1  0.344  0.655  0.927  1.0
  O  O14  1  0.557  0.800  0.669  1.0
  O  O15  1  0.232  0.079  0.057  1.0
  O  O16  1  0.336  0.140  0.693  1.0
  O  O17  1  0.665  0.862  0.307  1.0
  O  O18  1  0.738  0.920  0.955  1.0
  O  O19  1  0.454  0.209  0.337  1.0
  O  O20  1  0.654  0.336  0.070  1.0
  O  O21  1  0.737  0.566  0.409  1.0
  O  O22  1  0.805  0.614  0.835  1.0
  O  O23  1  0.989  0.702  0.161  1.0
  O  O24  1  0.887  0.170  0.549  1.0
[/CIF]
.
The material described by Sb2P4H3O16 crystallizes in the triclinic P1 space group. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(12), one O(14), one O(15), one O(2), one O(3), and one O(5) atom to form SbO6 octahedra that share  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(4)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and corners with two equivalent P(3)O4 tetrahedra. In the second Sb site, Sb(2) is bonded to one O(1), one O(11), one O(16), one O(6), one O(8), and one O(9) atom to form SbO6 octahedra that share  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, corners with two equivalent P(1)O4 tetrahedra, and corners with two equivalent P(4)O4 tetrahedra. There are four inequivalent P sites. In the first P site, P(1) is bonded to one O(16), one O(2), one O(4), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Sb(1)O6 octahedra and corners with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 29-54°. In the second P site, P(2) is bonded to one O(11), one O(12), one O(3), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Sb(2)O6 octahedra and corners with two equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-51°. In the third P site, P(3) is bonded to one O(10), one O(14), one O(5), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Sb(2)O6 octahedra and corners with two equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 10-47°. In the fourth P site, P(4) is bonded to one O(1), one O(13), one O(15), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Sb(1)O6 octahedra and corners with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 29-54°. There are three inequivalent H sites. In the first H site, H(1) is bonded in a distorted linear geometry to one O(10) and one O(7) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one O(13) atom. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Sb(2) and one P(4) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Sb(1) and one P(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Sb(1) and one P(2) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one P(1) and one H(2) atom. In the fifth O site, O(5) is bonded in a linear geometry to one Sb(1) and one P(3) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Sb(2) and one P(3) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one P(2) and one H(1) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Sb(2) and one P(1) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Sb(2) and one P(4) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one P(3) and one H(1) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one Sb(2) and one P(2) atom. In the twelfth O site, O(12) is bonded in a linear geometry to one Sb(1) and one P(2) atom. In the thirteenth O site, O(13) is bonded in a water-like geometry to one P(4) and one H(3) atom. In the fourteenth O site, O(14) is bonded in a distorted bent 120 degrees geometry to one Sb(1) and one P(3) atom. In the fifteenth O site, O(15) is bonded in a bent 150 degrees geometry to one Sb(1) and one P(4) atom. In the sixteenth O site, O(16) is bonded in a bent 150 degrees geometry to one Sb(2) and one P(1) atom. is represented by the CIF file [CIF]
data_Sb2P4H3O16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.005
_cell_length_b   7.655
_cell_length_c   8.109
_cell_angle_alpha   91.287
_cell_angle_beta   91.925
_cell_angle_gamma   102.495
_symmetry_Int_Tables_number   1
_cell_volume   303.016
_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
  Sb  Sb0  1  0.999  0.497  0.004  1.0
  Sb  Sb1  1  0.502  0.004  0.499  1.0
  P  P2  1  0.121  0.256  0.670  1.0
  P  P3  1  0.384  0.241  0.152  1.0
  P  P4  1  0.610  0.751  0.847  1.0
  P  P5  1  0.883  0.749  0.331  1.0
  H  H6  1  0.939  0.971  0.987  1.0
  H  H7  1  0.441  0.421  0.555  1.0
  H  H8  1  0.543  0.568  0.410  1.0
  O  O9  1  0.118  0.834  0.450  1.0
  O  O10  1  0.009  0.301  0.838  1.0
  O  O11  1  0.214  0.397  0.173  1.0
  O  O12  1  0.267  0.440  0.595  1.0
  O  O13  1  0.344  0.655  0.927  1.0
  O  O14  1  0.557  0.800  0.669  1.0
  O  O15  1  0.232  0.079  0.057  1.0
  O  O16  1  0.336  0.140  0.693  1.0
  O  O17  1  0.665  0.862  0.307  1.0
  O  O18  1  0.738  0.920  0.955  1.0
  O  O19  1  0.454  0.209  0.337  1.0
  O  O20  1  0.654  0.336  0.070  1.0
  O  O21  1  0.737  0.566  0.409  1.0
  O  O22  1  0.805  0.614  0.835  1.0
  O  O23  1  0.989  0.702  0.161  1.0
  O  O24  1  0.887  0.170  0.549  1.0
[/CIF]
.