The structure described by CoBi6(SO8)2 crystallizes in the monoclinic P2 space group. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded in a 4-coordinate geometry to two equivalent O(26) and two equivalent O(9) atoms. In the second Co site, Co(2) is bonded to one O(10), one O(12), one O(14), one O(23), one O(25), and one O(8) atom to form distorted CoO6 octahedra that share corners with two equivalent S(2)O4 tetrahedra and corners with two equivalent S(4)O4 tetrahedra. In the third Co site, Co(3) is bonded in a 4-coordinate geometry to two equivalent O(24) and two equivalent O(7) atoms. There are twelve inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 4-coordinate geometry to one O(1), one O(27), one O(31), and one O(4) atom. In the second Bi site, Bi(2) is bonded in a 4-coordinate geometry to one O(2), one O(28), one O(32), and one O(5) atom. In the third Bi site, Bi(3) is bonded in a 4-coordinate geometry to one O(1), one O(29), one O(33), and one O(4) atom. In the fourth Bi site, Bi(4) is bonded in a 4-coordinate geometry to one O(3), one O(30), one O(34), and one O(6) atom. In the fifth Bi site, Bi(5) is bonded in a 5-coordinate geometry to one O(1), one O(23), one O(27), one O(31), and one O(4) atom. In the sixth Bi site, Bi(6) is bonded in a distorted pentagonal planar geometry to one O(2), one O(24), one O(28), one O(32), and one O(5) atom. In the seventh Bi site, Bi(7) is bonded in a 5-coordinate geometry to one O(1), one O(25), one O(29), one O(33), and one O(4) atom. In the eighth Bi site, Bi(8) is bonded in a distorted pentagonal planar geometry to one O(26), one O(3), one O(30), one O(34), and one O(6) atom. In the ninth Bi site, Bi(9) is bonded in a 4-coordinate geometry to one O(14), one O(25), one O(29), and one O(34) atom. In the tenth Bi site, Bi(10) is bonded in a 4-coordinate geometry to one O(11), one O(24), one O(28), and one O(31) atom. In the eleventh Bi site, Bi(11) is bonded in a 4-coordinate geometry to one O(12), one O(23), one O(27), one O(31), and one O(32) atom. In the twelfth Bi site, Bi(12) is bonded in a 4-coordinate geometry to one O(13), one O(26), one O(30), and one O(33) atom. There are four inequivalent S sites. In the first S site, S(1) is bonded in a tetrahedral geometry to one O(11), one O(15), one O(20), and one O(7) atom. In the second S site, S(2) is bonded to one O(12), one O(16), one O(21), and one O(8) atom to form SO4 tetrahedra that share corners with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-34°. In the third S site, S(3) is bonded in a tetrahedral geometry to one O(13), one O(17), one O(22), and one O(9) atom. In the fourth S site, S(4) is bonded to one O(10), one O(14), one O(18), and one O(19) atom to form SO4 tetrahedra that share corners with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-34°. There are thirty-four inequivalent O sites. In the first O site, O(1) is bonded to one Bi(1), one Bi(3), one Bi(5), and one Bi(7) atom to form OBi4 tetrahedra that share corners with two equivalent O(33)Bi3 tetrahedra, corners with two equivalent O(31)Bi4 tetrahedra, and edges with two equivalent O(4)Bi4 tetrahedra. In the second O site, O(2) is bonded to two equivalent Bi(2) and two equivalent Bi(6) atoms to form edge-sharing OBi4 tetrahedra. In the third O site, O(3) is bonded to two equivalent Bi(4) and two equivalent Bi(8) atoms to form edge-sharing OBi4 tetrahedra. In the fourth O site, O(4) is bonded to one Bi(1), one Bi(3), one Bi(5), and one Bi(7) atom to form OBi4 tetrahedra that share  an edgeedge with one O(33)Bi3 tetrahedra,  an edgeedge with one O(31)Bi4 tetrahedra, and edges with two equivalent O(1)Bi4 tetrahedra. In the fifth O site, O(5) is bonded to two equivalent Bi(2) and two equivalent Bi(6) atoms to form edge-sharing OBi4 tetrahedra. In the sixth O site, O(6) is bonded to two equivalent Bi(4) and two equivalent Bi(8) atoms to form edge-sharing OBi4 tetrahedra. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one Co(3) and one S(1) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Co(2) and one S(2) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Co(1) and one S(3) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Co(2) and one S(4) atom. In the eleventh O site, O(11) is bonded in a distorted single-bond geometry to one Bi(10) and one S(1) atom. In the twelfth O site, O(12) is bonded in a distorted single-bond geometry to one Co(2), one Bi(11), and one S(2) atom. In the thirteenth O site, O(13) is bonded in a distorted single-bond geometry to one Bi(12) and one S(3) atom. In the fourteenth O site, O(14) is bonded in a distorted single-bond geometry to one Co(2), one Bi(9), and one S(4) atom. In the fifteenth O site, O(15) is bonded in a single-bond geometry to one S(1) atom. In the sixteenth O site, O(16) is bonded in a single-bond geometry to one S(2) atom. In the seventeenth O site, O(17) is bonded in a single-bond geometry to one S(3) atom. In the eighteenth O site, O(18) is bonded in a single-bond geometry to one S(4) atom. In the nineteenth O site, O(19) is bonded in a single-bond geometry to one S(4) atom. In the twentieth O site, O(20) is bonded in a single-bond geometry to one S(1) atom. In the twenty-first O site, O(21) is bonded in a single-bond geometry to one S(2) atom. In the twenty-second O site, O(22) is bonded in a single-bond geometry to one S(3) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal non-coplanar geometry to one Co(2), one Bi(11), and one Bi(5) atom. In the twenty-fourth O site, O(24) is bonded in a distorted trigonal planar geometry to one Co(3), one Bi(10), and one Bi(6) atom. In the twenty-fifth O site, O(25) is bonded in a distorted trigonal non-coplanar geometry to one Co(2), one Bi(7), and one Bi(9) atom. In the twenty-sixth O site, O(26) is bonded in a distorted trigonal planar geometry to one Co(1), one Bi(12), and one Bi(8) atom. In the twenty-seventh O site, O(27) is bonded in a distorted trigonal non-coplanar geometry to one Bi(1), one Bi(11), and one Bi(5) atom. In the twenty-eighth O site, O(28) is bonded in a distorted trigonal non-coplanar geometry to one Bi(10), one Bi(2), and one Bi(6) atom. In the twenty-ninth O site, O(29) is bonded in a distorted trigonal non-coplanar geometry to one Bi(3), one Bi(7), and one Bi(9) atom. In the thirtieth O site, O(30) is bonded in a distorted trigonal non-coplanar geometry to one Bi(12), one Bi(4), and one Bi(8) atom. In the thirty-first O site, O(31) is bonded to one Bi(1), one Bi(10), one Bi(11), and one Bi(5) atom to form a mixture of distorted edge and corner-sharing OBi4 tetrahedra. In the thirty-second O site, O(32) is bonded in a distorted trigonal non-coplanar geometry to one Bi(11), one Bi(2), and one Bi(6) atom. In the thirty-third O site, O(33) is bonded to one Bi(12), one Bi(3), and one Bi(7) atom to form a mixture of distorted edge and corner-sharing OBi3 tetrahedra. In the thirty-fourth O site, O(34) is bonded in a distorted trigonal non-coplanar geometry to one Bi(4), one Bi(8), and one Bi(9) atom. is represented by the CIF card [CIF]
data_CoBi6(SO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.664
_cell_length_b   11.409
_cell_length_c   11.724
_cell_angle_alpha   84.957
_cell_angle_beta   90.003
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   754.713
_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
  Bi  Bi0  1  0.876  0.008  0.346  1.0
  Bi  Bi1  1  0.374  0.505  0.845  1.0
  Bi  Bi2  1  0.876  0.992  0.654  1.0
  Bi  Bi3  1  0.374  0.495  0.155  1.0
  Bi  Bi4  1  0.372  0.829  0.477  1.0
  Bi  Bi5  1  0.871  0.329  0.979  1.0
  Bi  Bi6  1  0.372  0.171  0.523  1.0
  Bi  Bi7  1  0.871  0.671  0.021  1.0
  Bi  Bi8  1  0.948  0.328  0.662  1.0
  Bi  Bi9  1  0.452  0.832  0.160  1.0
  Bi  Bi10  1  0.948  0.672  0.338  1.0
  Bi  Bi11  1  0.452  0.168  0.840  1.0
  Co  Co12  1  0.894  0.000  0.000  1.0
  Co  Co13  1  0.347  0.500  0.500  1.0
  O  O14  1  0.121  1.000  0.500  1.0
  O  O15  1  0.620  0.500  1.000  1.0
  O  O16  1  0.641  1.000  0.500  1.0
  O  O17  1  0.140  0.500  1.000  1.0
  O  O18  1  0.099  0.074  0.122  1.0
  O  O19  1  0.601  0.573  0.616  1.0
  O  O20  1  0.099  0.926  0.878  1.0
  O  O21  1  0.601  0.427  0.384  1.0
  O  O22  1  0.528  0.052  0.133  1.0
  O  O23  1  0.030  0.550  0.629  1.0
  O  O24  1  0.528  0.948  0.867  1.0
  O  O25  1  0.030  0.450  0.371  1.0
  O  O26  1  0.314  0.160  0.272  1.0
  O  O27  1  0.816  0.656  0.769  1.0
  O  O28  1  0.314  0.840  0.728  1.0
  O  O29  1  0.816  0.344  0.231  1.0
  O  O30  1  0.859  0.743  0.569  1.0
  O  O31  1  0.355  0.243  0.071  1.0
  O  O32  1  0.859  0.257  0.431  1.0
  O  O33  1  0.355  0.757  0.929  1.0
  O  O34  1  0.300  0.649  0.411  1.0
  O  O35  1  0.800  0.146  0.915  1.0
  O  O36  1  0.299  0.351  0.589  1.0
  O  O37  1  0.799  0.854  0.085  1.0
  O  O38  1  0.109  0.853  0.333  1.0
  O  O39  1  0.609  0.351  0.835  1.0
  O  O40  1  0.109  0.147  0.667  1.0
  O  O41  1  0.609  0.649  0.165  1.0
  O  O42  1  0.616  0.855  0.327  1.0
  O  O43  1  0.113  0.353  0.829  1.0
  O  O44  1  0.616  0.145  0.673  1.0
  O  O45  1  0.113  0.647  0.171  1.0
  S  S46  1  0.326  0.134  0.151  1.0
  S  S47  1  0.826  0.632  0.647  1.0
  S  S48  1  0.326  0.866  0.849  1.0
  S  S49  1  0.826  0.368  0.353  1.0
[/CIF]
.
The structure described by CoBi6(SO8)2 crystallizes in the monoclinic P2 space group. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded in a 4-coordinate geometry to two equivalent O(26) and two equivalent O(9) atoms. In the second Co site, Co(2) is bonded to one O(10), one O(12), one O(14), one O(23), one O(25), and one O(8) atom to form distorted CoO6 octahedra that share corners with two equivalent S(2)O4 tetrahedra and corners with two equivalent S(4)O4 tetrahedra. In the third Co site, Co(3) is bonded in a 4-coordinate geometry to two equivalent O(24) and two equivalent O(7) atoms. There are twelve inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 4-coordinate geometry to one O(1), one O(27), one O(31), and one O(4) atom. In the second Bi site, Bi(2) is bonded in a 4-coordinate geometry to one O(2), one O(28), one O(32), and one O(5) atom. In the third Bi site, Bi(3) is bonded in a 4-coordinate geometry to one O(1), one O(29), one O(33), and one O(4) atom. In the fourth Bi site, Bi(4) is bonded in a 4-coordinate geometry to one O(3), one O(30), one O(34), and one O(6) atom. In the fifth Bi site, Bi(5) is bonded in a 5-coordinate geometry to one O(1), one O(23), one O(27), one O(31), and one O(4) atom. In the sixth Bi site, Bi(6) is bonded in a distorted pentagonal planar geometry to one O(2), one O(24), one O(28), one O(32), and one O(5) atom. In the seventh Bi site, Bi(7) is bonded in a 5-coordinate geometry to one O(1), one O(25), one O(29), one O(33), and one O(4) atom. In the eighth Bi site, Bi(8) is bonded in a distorted pentagonal planar geometry to one O(26), one O(3), one O(30), one O(34), and one O(6) atom. In the ninth Bi site, Bi(9) is bonded in a 4-coordinate geometry to one O(14), one O(25), one O(29), and one O(34) atom. In the tenth Bi site, Bi(10) is bonded in a 4-coordinate geometry to one O(11), one O(24), one O(28), and one O(31) atom. In the eleventh Bi site, Bi(11) is bonded in a 4-coordinate geometry to one O(12), one O(23), one O(27), one O(31), and one O(32) atom. In the twelfth Bi site, Bi(12) is bonded in a 4-coordinate geometry to one O(13), one O(26), one O(30), and one O(33) atom. There are four inequivalent S sites. In the first S site, S(1) is bonded in a tetrahedral geometry to one O(11), one O(15), one O(20), and one O(7) atom. In the second S site, S(2) is bonded to one O(12), one O(16), one O(21), and one O(8) atom to form SO4 tetrahedra that share corners with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-34°. In the third S site, S(3) is bonded in a tetrahedral geometry to one O(13), one O(17), one O(22), and one O(9) atom. In the fourth S site, S(4) is bonded to one O(10), one O(14), one O(18), and one O(19) atom to form SO4 tetrahedra that share corners with two equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 24-34°. There are thirty-four inequivalent O sites. In the first O site, O(1) is bonded to one Bi(1), one Bi(3), one Bi(5), and one Bi(7) atom to form OBi4 tetrahedra that share corners with two equivalent O(33)Bi3 tetrahedra, corners with two equivalent O(31)Bi4 tetrahedra, and edges with two equivalent O(4)Bi4 tetrahedra. In the second O site, O(2) is bonded to two equivalent Bi(2) and two equivalent Bi(6) atoms to form edge-sharing OBi4 tetrahedra. In the third O site, O(3) is bonded to two equivalent Bi(4) and two equivalent Bi(8) atoms to form edge-sharing OBi4 tetrahedra. In the fourth O site, O(4) is bonded to one Bi(1), one Bi(3), one Bi(5), and one Bi(7) atom to form OBi4 tetrahedra that share  an edgeedge with one O(33)Bi3 tetrahedra,  an edgeedge with one O(31)Bi4 tetrahedra, and edges with two equivalent O(1)Bi4 tetrahedra. In the fifth O site, O(5) is bonded to two equivalent Bi(2) and two equivalent Bi(6) atoms to form edge-sharing OBi4 tetrahedra. In the sixth O site, O(6) is bonded to two equivalent Bi(4) and two equivalent Bi(8) atoms to form edge-sharing OBi4 tetrahedra. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one Co(3) and one S(1) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Co(2) and one S(2) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Co(1) and one S(3) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Co(2) and one S(4) atom. In the eleventh O site, O(11) is bonded in a distorted single-bond geometry to one Bi(10) and one S(1) atom. In the twelfth O site, O(12) is bonded in a distorted single-bond geometry to one Co(2), one Bi(11), and one S(2) atom. In the thirteenth O site, O(13) is bonded in a distorted single-bond geometry to one Bi(12) and one S(3) atom. In the fourteenth O site, O(14) is bonded in a distorted single-bond geometry to one Co(2), one Bi(9), and one S(4) atom. In the fifteenth O site, O(15) is bonded in a single-bond geometry to one S(1) atom. In the sixteenth O site, O(16) is bonded in a single-bond geometry to one S(2) atom. In the seventeenth O site, O(17) is bonded in a single-bond geometry to one S(3) atom. In the eighteenth O site, O(18) is bonded in a single-bond geometry to one S(4) atom. In the nineteenth O site, O(19) is bonded in a single-bond geometry to one S(4) atom. In the twentieth O site, O(20) is bonded in a single-bond geometry to one S(1) atom. In the twenty-first O site, O(21) is bonded in a single-bond geometry to one S(2) atom. In the twenty-second O site, O(22) is bonded in a single-bond geometry to one S(3) atom. In the twenty-third O site, O(23) is bonded in a distorted trigonal non-coplanar geometry to one Co(2), one Bi(11), and one Bi(5) atom. In the twenty-fourth O site, O(24) is bonded in a distorted trigonal planar geometry to one Co(3), one Bi(10), and one Bi(6) atom. In the twenty-fifth O site, O(25) is bonded in a distorted trigonal non-coplanar geometry to one Co(2), one Bi(7), and one Bi(9) atom. In the twenty-sixth O site, O(26) is bonded in a distorted trigonal planar geometry to one Co(1), one Bi(12), and one Bi(8) atom. In the twenty-seventh O site, O(27) is bonded in a distorted trigonal non-coplanar geometry to one Bi(1), one Bi(11), and one Bi(5) atom. In the twenty-eighth O site, O(28) is bonded in a distorted trigonal non-coplanar geometry to one Bi(10), one Bi(2), and one Bi(6) atom. In the twenty-ninth O site, O(29) is bonded in a distorted trigonal non-coplanar geometry to one Bi(3), one Bi(7), and one Bi(9) atom. In the thirtieth O site, O(30) is bonded in a distorted trigonal non-coplanar geometry to one Bi(12), one Bi(4), and one Bi(8) atom. In the thirty-first O site, O(31) is bonded to one Bi(1), one Bi(10), one Bi(11), and one Bi(5) atom to form a mixture of distorted edge and corner-sharing OBi4 tetrahedra. In the thirty-second O site, O(32) is bonded in a distorted trigonal non-coplanar geometry to one Bi(11), one Bi(2), and one Bi(6) atom. In the thirty-third O site, O(33) is bonded to one Bi(12), one Bi(3), and one Bi(7) atom to form a mixture of distorted edge and corner-sharing OBi3 tetrahedra. In the thirty-fourth O site, O(34) is bonded in a distorted trigonal non-coplanar geometry to one Bi(4), one Bi(8), and one Bi(9) atom. is represented by the CIF card [CIF]
data_CoBi6(SO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.664
_cell_length_b   11.409
_cell_length_c   11.724
_cell_angle_alpha   84.957
_cell_angle_beta   90.003
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   754.713
_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
  Bi  Bi0  1  0.876  0.008  0.346  1.0
  Bi  Bi1  1  0.374  0.505  0.845  1.0
  Bi  Bi2  1  0.876  0.992  0.654  1.0
  Bi  Bi3  1  0.374  0.495  0.155  1.0
  Bi  Bi4  1  0.372  0.829  0.477  1.0
  Bi  Bi5  1  0.871  0.329  0.979  1.0
  Bi  Bi6  1  0.372  0.171  0.523  1.0
  Bi  Bi7  1  0.871  0.671  0.021  1.0
  Bi  Bi8  1  0.948  0.328  0.662  1.0
  Bi  Bi9  1  0.452  0.832  0.160  1.0
  Bi  Bi10  1  0.948  0.672  0.338  1.0
  Bi  Bi11  1  0.452  0.168  0.840  1.0
  Co  Co12  1  0.894  0.000  0.000  1.0
  Co  Co13  1  0.347  0.500  0.500  1.0
  O  O14  1  0.121  1.000  0.500  1.0
  O  O15  1  0.620  0.500  1.000  1.0
  O  O16  1  0.641  1.000  0.500  1.0
  O  O17  1  0.140  0.500  1.000  1.0
  O  O18  1  0.099  0.074  0.122  1.0
  O  O19  1  0.601  0.573  0.616  1.0
  O  O20  1  0.099  0.926  0.878  1.0
  O  O21  1  0.601  0.427  0.384  1.0
  O  O22  1  0.528  0.052  0.133  1.0
  O  O23  1  0.030  0.550  0.629  1.0
  O  O24  1  0.528  0.948  0.867  1.0
  O  O25  1  0.030  0.450  0.371  1.0
  O  O26  1  0.314  0.160  0.272  1.0
  O  O27  1  0.816  0.656  0.769  1.0
  O  O28  1  0.314  0.840  0.728  1.0
  O  O29  1  0.816  0.344  0.231  1.0
  O  O30  1  0.859  0.743  0.569  1.0
  O  O31  1  0.355  0.243  0.071  1.0
  O  O32  1  0.859  0.257  0.431  1.0
  O  O33  1  0.355  0.757  0.929  1.0
  O  O34  1  0.300  0.649  0.411  1.0
  O  O35  1  0.800  0.146  0.915  1.0
  O  O36  1  0.299  0.351  0.589  1.0
  O  O37  1  0.799  0.854  0.085  1.0
  O  O38  1  0.109  0.853  0.333  1.0
  O  O39  1  0.609  0.351  0.835  1.0
  O  O40  1  0.109  0.147  0.667  1.0
  O  O41  1  0.609  0.649  0.165  1.0
  O  O42  1  0.616  0.855  0.327  1.0
  O  O43  1  0.113  0.353  0.829  1.0
  O  O44  1  0.616  0.145  0.673  1.0
  O  O45  1  0.113  0.647  0.171  1.0
  S  S46  1  0.326  0.134  0.151  1.0
  S  S47  1  0.826  0.632  0.647  1.0
  S  S48  1  0.326  0.866  0.849  1.0
  S  S49  1  0.826  0.368  0.353  1.0
[/CIF]
.