CaLa2Co2Sb2(PbO6)2 crystallizes in the triclinic P1 space group. Ca(1) is bonded in a distorted rectangular see-saw-like geometry to one Pb(1), one O(1), one O(12), one O(4), and one O(6) atom. There are two inequivalent La sites. In the first La site, La(1) is bonded in a 7-coordinate geometry to one O(10), one O(11), one O(2), one O(3), one O(6), one O(7), and one O(8) atom. In the second La site, La(2) is bonded to one O(1), one O(12), one O(4), one O(5), one O(7), and one O(9) atom to form distorted LaO6 pentagonal pyramids that share corners with two equivalent Co(1)O4 tetrahedra and edges with two equivalent Sb(2)O6 octahedra. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(11), one O(2), one O(4), and one O(5) atom to form distorted CoO4 tetrahedra that share corners with two equivalent Sb(2)O6 octahedra and corners with two equivalent La(2)O6 pentagonal pyramids. The corner-sharing octahedral tilt angles range from 28-52°. In the second Co site, Co(2) is bonded in a distorted see-saw-like geometry to one O(12), one O(3), one O(6), and one O(8) atom. There are two inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 5-coordinate geometry to one Ca(1), one O(12), one O(4), one O(5), and one O(9) atom. In the second Pb site, Pb(2) is bonded in a 3-coordinate geometry to one O(10), one O(3), and one O(7) atom. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 3-coordinate geometry to one O(10), one O(2), and one O(8) atom. In the second Sb site, Sb(2) is bonded to one O(1), one O(11), one O(3), one O(5), one O(7), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Co(1)O4 tetrahedra and edges with two equivalent La(2)O6 pentagonal pyramids. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Ca(1), one La(2), and one Sb(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one La(1), one Co(1), and one Sb(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one La(1), one Co(2), one Pb(2), and one Sb(2) atom. In the fourth O site, O(4) is bonded to one Ca(1), one La(2), one Co(1), and one Pb(1) atom to form distorted OCaLaCoPb trigonal pyramids that share  a cornercorner with one O(12)CaLaCoPb tetrahedra,  a cornercorner with one O(7)La2SbPb tetrahedra,  a cornercorner with one O(5)LaCoSbPb trigonal pyramid,  an edgeedge with one O(12)CaLaCoPb tetrahedra, and  an edgeedge with one O(5)LaCoSbPb trigonal pyramid. In the fifth O site, O(5) is bonded to one La(2), one Co(1), one Pb(1), and one Sb(2) atom to form distorted OLaCoSbPb trigonal pyramids that share corners with two equivalent O(7)La2SbPb tetrahedra,  a cornercorner with one O(4)CaLaCoPb trigonal pyramid,  an edgeedge with one O(12)CaLaCoPb tetrahedra, and  an edgeedge with one O(4)CaLaCoPb trigonal pyramid. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Ca(1), one La(1), and one Co(2) atom. In the seventh O site, O(7) is bonded to one La(1), one La(2), one Pb(2), and one Sb(2) atom to form distorted OLa2SbPb tetrahedra that share  a cornercorner with one O(12)CaLaCoPb tetrahedra,  a cornercorner with one O(4)CaLaCoPb trigonal pyramid, and corners with two equivalent O(5)LaCoSbPb trigonal pyramids. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one La(1), one Co(2), and one Sb(1) atom. In the ninth O site, O(9) is bonded in a distorted water-like geometry to one La(2), one Pb(1), and one Sb(2) atom. In the tenth O site, O(10) is bonded in a trigonal non-coplanar geometry to one La(1), one Pb(2), and one Sb(1) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one La(1), one Co(1), and one Sb(2) atom. In the twelfth O site, O(12) is bonded to one Ca(1), one La(2), one Co(2), and one Pb(1) atom to form distorted OCaLaCoPb tetrahedra that share  a cornercorner with one O(7)La2SbPb tetrahedra,  a cornercorner with one O(4)CaLaCoPb trigonal pyramid,  an edgeedge with one O(4)CaLaCoPb trigonal pyramid, and  an edgeedge with one O(5)LaCoSbPb trigonal pyramid.
CaLa2Co2Sb2(PbO6)2 crystallizes in the triclinic P1 space group. Ca(1) is bonded in a distorted rectangular see-saw-like geometry to one Pb(1), one O(1), one O(12), one O(4), and one O(6) atom. The Ca(1)-Pb(1) bond length is 3.14 Å. The Ca(1)-O(1) bond length is 2.19 Å. The Ca(1)-O(12) bond length is 2.27 Å. The Ca(1)-O(4) bond length is 2.45 Å. The Ca(1)-O(6) bond length is 2.33 Å. There are two inequivalent La sites. In the first La site, La(1) is bonded in a 7-coordinate geometry to one O(10), one O(11), one O(2), one O(3), one O(6), one O(7), and one O(8) atom. The La(1)-O(10) bond length is 2.50 Å. The La(1)-O(11) bond length is 2.47 Å. The La(1)-O(2) bond length is 2.46 Å. The La(1)-O(3) bond length is 2.64 Å. The La(1)-O(6) bond length is 2.57 Å. The La(1)-O(7) bond length is 2.72 Å. The La(1)-O(8) bond length is 2.56 Å. In the second La site, La(2) is bonded to one O(1), one O(12), one O(4), one O(5), one O(7), and one O(9) atom to form distorted LaO6 pentagonal pyramids that share corners with two equivalent Co(1)O4 tetrahedra and edges with two equivalent Sb(2)O6 octahedra. The La(2)-O(1) bond length is 2.47 Å. The La(2)-O(12) bond length is 2.48 Å. The La(2)-O(4) bond length is 2.39 Å. The La(2)-O(5) bond length is 2.54 Å. The La(2)-O(7) bond length is 2.56 Å. The La(2)-O(9) bond length is 2.36 Å. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(11), one O(2), one O(4), and one O(5) atom to form distorted CoO4 tetrahedra that share corners with two equivalent Sb(2)O6 octahedra and corners with two equivalent La(2)O6 pentagonal pyramids. The corner-sharing octahedral tilt angles range from 28-52°. The Co(1)-O(11) bond length is 1.99 Å. The Co(1)-O(2) bond length is 2.02 Å. The Co(1)-O(4) bond length is 1.99 Å. The Co(1)-O(5) bond length is 2.17 Å. In the second Co site, Co(2) is bonded in a distorted see-saw-like geometry to one O(12), one O(3), one O(6), and one O(8) atom. The Co(2)-O(12) bond length is 2.01 Å. The Co(2)-O(3) bond length is 2.06 Å. The Co(2)-O(6) bond length is 1.93 Å. The Co(2)-O(8) bond length is 2.05 Å. There are two inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 5-coordinate geometry to one Ca(1), one O(12), one O(4), one O(5), and one O(9) atom. The Pb(1)-O(12) bond length is 2.37 Å. The Pb(1)-O(4) bond length is 2.29 Å. The Pb(1)-O(5) bond length is 2.42 Å. The Pb(1)-O(9) bond length is 2.74 Å. In the second Pb site, Pb(2) is bonded in a 3-coordinate geometry to one O(10), one O(3), and one O(7) atom. The Pb(2)-O(10) bond length is 2.36 Å. The Pb(2)-O(3) bond length is 2.58 Å. The Pb(2)-O(7) bond length is 2.31 Å. There are two inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 3-coordinate geometry to one O(10), one O(2), and one O(8) atom. The Sb(1)-O(10) bond length is 1.96 Å. The Sb(1)-O(2) bond length is 2.00 Å. The Sb(1)-O(8) bond length is 1.96 Å. In the second Sb site, Sb(2) is bonded to one O(1), one O(11), one O(3), one O(5), one O(7), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Co(1)O4 tetrahedra and edges with two equivalent La(2)O6 pentagonal pyramids. The Sb(2)-O(1) bond length is 1.99 Å. The Sb(2)-O(11) bond length is 2.05 Å. The Sb(2)-O(3) bond length is 2.02 Å. The Sb(2)-O(5) bond length is 2.10 Å. The Sb(2)-O(7) bond length is 2.08 Å. The Sb(2)-O(9) bond length is 2.00 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Ca(1), one La(2), and one Sb(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one La(1), one Co(1), and one Sb(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one La(1), one Co(2), one Pb(2), and one Sb(2) atom. In the fourth O site, O(4) is bonded to one Ca(1), one La(2), one Co(1), and one Pb(1) atom to form distorted OCaLaCoPb trigonal pyramids that share  a cornercorner with one O(12)CaLaCoPb tetrahedra,  a cornercorner with one O(7)La2SbPb tetrahedra,  a cornercorner with one O(5)LaCoSbPb trigonal pyramid,  an edgeedge with one O(12)CaLaCoPb tetrahedra, and  an edgeedge with one O(5)LaCoSbPb trigonal pyramid. In the fifth O site, O(5) is bonded to one La(2), one Co(1), one Pb(1), and one Sb(2) atom to form distorted OLaCoSbPb trigonal pyramids that share corners with two equivalent O(7)La2SbPb tetrahedra,  a cornercorner with one O(4)CaLaCoPb trigonal pyramid,  an edgeedge with one O(12)CaLaCoPb tetrahedra, and  an edgeedge with one O(4)CaLaCoPb trigonal pyramid. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Ca(1), one La(1), and one Co(2) atom. In the seventh O site, O(7) is bonded to one La(1), one La(2), one Pb(2), and one Sb(2) atom to form distorted OLa2SbPb tetrahedra that share  a cornercorner with one O(12)CaLaCoPb tetrahedra,  a cornercorner with one O(4)CaLaCoPb trigonal pyramid, and corners with two equivalent O(5)LaCoSbPb trigonal pyramids. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one La(1), one Co(2), and one Sb(1) atom. In the ninth O site, O(9) is bonded in a distorted water-like geometry to one La(2), one Pb(1), and one Sb(2) atom. In the tenth O site, O(10) is bonded in a trigonal non-coplanar geometry to one La(1), one Pb(2), and one Sb(1) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one La(1), one Co(1), and one Sb(2) atom. In the twelfth O site, O(12) is bonded to one Ca(1), one La(2), one Co(2), and one Pb(1) atom to form distorted OCaLaCoPb tetrahedra that share  a cornercorner with one O(7)La2SbPb tetrahedra,  a cornercorner with one O(4)CaLaCoPb trigonal pyramid,  an edgeedge with one O(4)CaLaCoPb trigonal pyramid, and  an edgeedge with one O(5)LaCoSbPb trigonal pyramid.