The crystal structure described by Co3SbO8 is Hydrophilite-derived structured and crystallizes in the triclinic P1 space group. There are six inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(11), one O(15), one O(2), one O(3), one O(5), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, edges with two equivalent Co(4)O6 octahedra, and edges with two equivalent Co(6)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the second Co site, Co(2) is bonded to one O(1), one O(12), one O(16), one O(4), one O(6), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and edges with two equivalent Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. In the third Co site, Co(3) is bonded to one O(1), one O(12), one O(14), one O(6), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. In the fourth Co site, Co(4) is bonded to one O(10), one O(13), one O(15), one O(3), one O(5), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-54°. In the fifth Co site, Co(5) is bonded to one O(14), one O(16), one O(4), one O(6), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-55°. In the sixth Co site, Co(6) is bonded to one O(10), one O(11), one O(13), one O(2), one O(5), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(1), one O(11), one O(13), one O(16), one O(3), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Co(5)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, and  an edgeedge with one Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. In the second Sb site, Sb(2) is bonded to one O(10), one O(12), one O(14), one O(15), one O(2), and one O(4) atom to form SbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(4)O6 octahedra, corners with two equivalent Co(6)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, and  an edgeedge with one Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-54°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Co(2), one Co(3), and one Sb(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(6), and one Sb(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Co(1), one Co(4), and one Sb(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Co(2), one Co(5), and one Sb(2) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Co(1), one Co(4), and one Co(6) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Co(2), one Co(3), and one Co(5) atom. In the seventh O site, O(7) is bonded in a trigonal non-coplanar geometry to one Co(1), one Co(4), and one Co(6) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Co(2), one Co(3), and one Co(5) atom. In the ninth O site, O(9) is bonded in a trigonal planar geometry to one Co(3), one Co(5), and one Sb(1) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(4), one Co(6), and one Sb(2) atom. In the eleventh O site, O(11) is bonded in a distorted T-shaped geometry to one Co(1), one Co(6), and one Sb(1) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Co(2), one Co(3), and one Sb(2) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal non-coplanar geometry to one Co(4), one Co(6), and one Sb(1) atom. In the fourteenth O site, O(14) is bonded in a distorted T-shaped geometry to one Co(3), one Co(5), and one Sb(2) atom. In the fifteenth O site, O(15) is bonded in a trigonal planar geometry to one Co(1), one Co(4), and one Sb(2) atom. In the sixteenth O site, O(16) is bonded in a trigonal planar geometry to one Co(2), one Co(5), and one Sb(1) atom. is represented by the CIF file [CIF]
data_Co3SbO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.751
_cell_length_b   5.734
_cell_length_c   9.194
_cell_angle_alpha   89.453
_cell_angle_beta   90.759
_cell_angle_gamma   60.754
_symmetry_Int_Tables_number   1
_cell_volume   264.483
_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
  Co  Co0  1  0.347  0.822  0.217  1.0
  Co  Co1  1  0.167  0.666  0.712  1.0
  Co  Co2  1  0.167  0.171  0.712  1.0
  Co  Co3  1  0.846  0.332  0.213  1.0
  Co  Co4  1  0.662  0.171  0.712  1.0
  Co  Co5  1  0.843  0.827  0.210  1.0
  Sb  Sb6  1  0.654  0.673  0.496  1.0
  Sb  Sb7  1  0.336  0.327  0.987  1.0
  O  O8  1  0.309  0.845  0.602  1.0
  O  O9  1  0.173  0.665  0.098  1.0
  O  O10  1  0.502  0.528  0.338  1.0
  O  O11  1  0.487  0.484  0.829  1.0
  O  O12  1  0.653  0.690  0.111  1.0
  O  O13  1  0.331  0.341  0.613  1.0
  O  O14  1  0.025  0.971  0.306  1.0
  O  O15  1  0.999  0.998  0.809  1.0
  O  O16  1  0.834  0.319  0.599  1.0
  O  O17  1  0.674  0.164  0.103  1.0
  O  O18  1  0.505  0.969  0.341  1.0
  O  O19  1  0.034  0.484  0.831  1.0
  O  O20  1  0.958  0.522  0.344  1.0
  O  O21  1  0.487  0.033  0.831  1.0
  O  O22  1  0.172  0.153  0.099  1.0
  O  O23  1  0.835  0.845  0.603  1.0
[/CIF]
.
The crystal structure described by Co3SbO8 is Hydrophilite-derived structured and crystallizes in the triclinic P1 space group. There are six inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(11), one O(15), one O(2), one O(3), one O(5), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, edges with two equivalent Co(4)O6 octahedra, and edges with two equivalent Co(6)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the second Co site, Co(2) is bonded to one O(1), one O(12), one O(16), one O(4), one O(6), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and edges with two equivalent Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. In the third Co site, Co(3) is bonded to one O(1), one O(12), one O(14), one O(6), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. In the fourth Co site, Co(4) is bonded to one O(10), one O(13), one O(15), one O(3), one O(5), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-54°. In the fifth Co site, Co(5) is bonded to one O(14), one O(16), one O(4), one O(6), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, and edges with two equivalent Co(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-55°. In the sixth Co site, Co(6) is bonded to one O(10), one O(11), one O(13), one O(2), one O(5), and one O(7) atom to form CoO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, and edges with two equivalent Co(4)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(1), one O(11), one O(13), one O(16), one O(3), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Co(5)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Co(4)O6 octahedra, and  an edgeedge with one Co(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. In the second Sb site, Sb(2) is bonded to one O(10), one O(12), one O(14), one O(15), one O(2), and one O(4) atom to form SbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(4)O6 octahedra, corners with two equivalent Co(6)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, and  an edgeedge with one Co(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-54°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Co(2), one Co(3), and one Sb(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(6), and one Sb(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Co(1), one Co(4), and one Sb(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Co(2), one Co(5), and one Sb(2) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Co(1), one Co(4), and one Co(6) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Co(2), one Co(3), and one Co(5) atom. In the seventh O site, O(7) is bonded in a trigonal non-coplanar geometry to one Co(1), one Co(4), and one Co(6) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Co(2), one Co(3), and one Co(5) atom. In the ninth O site, O(9) is bonded in a trigonal planar geometry to one Co(3), one Co(5), and one Sb(1) atom. In the tenth O site, O(10) is bonded in a distorted trigonal planar geometry to one Co(4), one Co(6), and one Sb(2) atom. In the eleventh O site, O(11) is bonded in a distorted T-shaped geometry to one Co(1), one Co(6), and one Sb(1) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Co(2), one Co(3), and one Sb(2) atom. In the thirteenth O site, O(13) is bonded in a distorted trigonal non-coplanar geometry to one Co(4), one Co(6), and one Sb(1) atom. In the fourteenth O site, O(14) is bonded in a distorted T-shaped geometry to one Co(3), one Co(5), and one Sb(2) atom. In the fifteenth O site, O(15) is bonded in a trigonal planar geometry to one Co(1), one Co(4), and one Sb(2) atom. In the sixteenth O site, O(16) is bonded in a trigonal planar geometry to one Co(2), one Co(5), and one Sb(1) atom. is represented by the CIF file [CIF]
data_Co3SbO8
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.751
_cell_length_b   5.734
_cell_length_c   9.194
_cell_angle_alpha   89.453
_cell_angle_beta   90.759
_cell_angle_gamma   60.754
_symmetry_Int_Tables_number   1
_cell_volume   264.483
_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
  Co  Co0  1  0.347  0.822  0.217  1.0
  Co  Co1  1  0.167  0.666  0.712  1.0
  Co  Co2  1  0.167  0.171  0.712  1.0
  Co  Co3  1  0.846  0.332  0.213  1.0
  Co  Co4  1  0.662  0.171  0.712  1.0
  Co  Co5  1  0.843  0.827  0.210  1.0
  Sb  Sb6  1  0.654  0.673  0.496  1.0
  Sb  Sb7  1  0.336  0.327  0.987  1.0
  O  O8  1  0.309  0.845  0.602  1.0
  O  O9  1  0.173  0.665  0.098  1.0
  O  O10  1  0.502  0.528  0.338  1.0
  O  O11  1  0.487  0.484  0.829  1.0
  O  O12  1  0.653  0.690  0.111  1.0
  O  O13  1  0.331  0.341  0.613  1.0
  O  O14  1  0.025  0.971  0.306  1.0
  O  O15  1  0.999  0.998  0.809  1.0
  O  O16  1  0.834  0.319  0.599  1.0
  O  O17  1  0.674  0.164  0.103  1.0
  O  O18  1  0.505  0.969  0.341  1.0
  O  O19  1  0.034  0.484  0.831  1.0
  O  O20  1  0.958  0.522  0.344  1.0
  O  O21  1  0.487  0.033  0.831  1.0
  O  O22  1  0.172  0.153  0.099  1.0
  O  O23  1  0.835  0.845  0.603  1.0
[/CIF]
.