La4Mn5Co(PbO9)2 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent La sites. In the first La site, La(1) is bonded to one O(10), one O(14), one O(15), one O(16), one O(17), one O(18), one O(3), one O(6), one O(8), one O(9), and two equivalent O(13) atoms to form distorted LaO12 cuboctahedra that share corners with two equivalent La(1)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. In the second La site, La(2) is bonded in a 12-coordinate geometry to one O(1), one O(11), one O(13), one O(14), one O(15), one O(18), one O(4), one O(5), one O(7), one O(8), and two equivalent O(17) atoms. In the third La site, La(3) is bonded in a 12-coordinate geometry to one O(1), one O(10), one O(11), one O(13), one O(16), one O(2), one O(3), one O(4), one O(5), one O(9), and two equivalent O(6) atoms. In the fourth La site, La(4) is bonded in a 12-coordinate geometry to one O(10), one O(14), one O(15), one O(16), one O(18), one O(2), one O(3), one O(7), one O(8), one O(9), and two equivalent O(12) atoms. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(11), one O(14), one O(17), one O(2), one O(5), and one O(8) atom to form MnO6 octahedra that share corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and  a faceface with one La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 8-18°. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(16), one O(4), one O(6), and one O(7) atom to form MnO6 octahedra that share corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and  a faceface with one La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 11-18°. In the third Mn site, Mn(3) is bonded to one O(12), one O(13), one O(15), one O(18), one O(3), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 10-20°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(15), one O(17), one O(18), one O(2), and one O(4) atom to form MnO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and  a faceface with one La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 10-18°. In the fifth Mn site, Mn(5) is bonded to one O(11), one O(3), one O(5), one O(6), one O(7), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and  a faceface with one La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 11-20°. Co(1) is bonded to one O(10), one O(12), one O(13), one O(14), one O(16), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 8-18°. There are two inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 3-coordinate geometry to one O(14), one O(18), and one O(6) atom. In the second Pb site, Pb(2) is bonded in a 3-coordinate geometry to one O(11), one O(12), and one O(4) atom. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one La(2), one La(3), one Mn(2), and one Mn(4) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one La(3), one La(4), one Mn(1), and one Mn(4) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one La(1), one La(3), one La(4), one Mn(3), and one Mn(5) atom. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to one La(2), one La(3), one Mn(2), one Mn(4), and one Pb(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one La(2), one La(3), one Mn(1), and one Mn(5) atom. In the sixth O site, O(6) is bonded in a distorted linear geometry to one La(1), two equivalent La(3), one Mn(2), one Mn(5), and one Pb(1) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one La(2), one La(4), one Mn(2), and one Mn(5) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one La(1), one La(2), one La(4), one Mn(1), and one Co(1) atom. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to one La(1), one La(3), one La(4), one Mn(3), and one Mn(5) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one La(1), one La(3), one La(4), one Mn(2), and one Co(1) atom. In the eleventh O site, O(11) is bonded in a 2-coordinate geometry to one La(2), one La(3), one Mn(1), one Mn(5), and one Pb(2) atom. In the twelfth O site, O(12) is bonded in a 5-coordinate geometry to two equivalent La(4), one Mn(3), one Co(1), and one Pb(2) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one La(2), one La(3), two equivalent La(1), one Mn(3), and one Co(1) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to one La(1), one La(2), one La(4), one Mn(1), one Co(1), and one Pb(1) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one La(1), one La(2), one La(4), one Mn(3), and one Mn(4) atom. In the sixteenth O site, O(16) is bonded in a 5-coordinate geometry to one La(1), one La(3), one La(4), one Mn(2), and one Co(1) atom. In the seventeenth O site, O(17) is bonded to one La(1), two equivalent La(2), one Mn(1), and one Mn(4) atom to form distorted corner-sharing OLa3Mn2 square pyramids. In the eighteenth O site, O(18) is bonded in a distorted linear geometry to one La(1), one La(2), one La(4), one Mn(3), one Mn(4), and one Pb(1) atom.
La4Mn5Co(PbO9)2 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent La sites. In the first La site, La(1) is bonded to one O(10), one O(14), one O(15), one O(16), one O(17), one O(18), one O(3), one O(6), one O(8), one O(9), and two equivalent O(13) atoms to form distorted LaO12 cuboctahedra that share corners with two equivalent La(1)O12 cuboctahedra,  a faceface with one Mn(1)O6 octahedra,  a faceface with one Mn(2)O6 octahedra,  a faceface with one Mn(4)O6 octahedra,  a faceface with one Mn(5)O6 octahedra, faces with two equivalent Mn(3)O6 octahedra, and faces with two equivalent Co(1)O6 octahedra. The La(1)-O(10) bond length is 2.70 Å. The La(1)-O(14) bond length is 2.92 Å. The La(1)-O(15) bond length is 2.71 Å. The La(1)-O(16) bond length is 2.50 Å. The La(1)-O(17) bond length is 2.50 Å. The La(1)-O(18) bond length is 2.97 Å. The La(1)-O(3) bond length is 2.71 Å. The La(1)-O(6) bond length is 2.97 Å. The La(1)-O(8) bond length is 2.68 Å. The La(1)-O(9) bond length is 2.50 Å. There is one shorter (2.77 Å) and one longer (2.79 Å) La(1)-O(13) bond length. In the second La site, La(2) is bonded in a 12-coordinate geometry to one O(1), one O(11), one O(13), one O(14), one O(15), one O(18), one O(4), one O(5), one O(7), one O(8), and two equivalent O(17) atoms. The La(2)-O(1) bond length is 2.50 Å. The La(2)-O(11) bond length is 2.78 Å. The La(2)-O(13) bond length is 2.49 Å. The La(2)-O(14) bond length is 2.75 Å. The La(2)-O(15) bond length is 3.11 Å. The La(2)-O(18) bond length is 2.77 Å. The La(2)-O(4) bond length is 2.80 Å. The La(2)-O(5) bond length is 2.48 Å. The La(2)-O(7) bond length is 3.10 Å. The La(2)-O(8) bond length is 3.05 Å. Both La(2)-O(17) bond lengths are 2.78 Å. In the third La site, La(3) is bonded in a 12-coordinate geometry to one O(1), one O(10), one O(11), one O(13), one O(16), one O(2), one O(3), one O(4), one O(5), one O(9), and two equivalent O(6) atoms. The La(3)-O(1) bond length is 3.09 Å. The La(3)-O(10) bond length is 2.49 Å. The La(3)-O(11) bond length is 2.79 Å. The La(3)-O(13) bond length is 3.07 Å. The La(3)-O(16) bond length is 2.75 Å. The La(3)-O(2) bond length is 2.51 Å. The La(3)-O(3) bond length is 2.49 Å. The La(3)-O(4) bond length is 2.76 Å. The La(3)-O(5) bond length is 3.11 Å. The La(3)-O(9) bond length is 2.78 Å. There is one shorter (2.76 Å) and one longer (2.77 Å) La(3)-O(6) bond length. In the fourth La site, La(4) is bonded in a 12-coordinate geometry to one O(10), one O(14), one O(15), one O(16), one O(18), one O(2), one O(3), one O(7), one O(8), one O(9), and two equivalent O(12) atoms. The La(4)-O(10) bond length is 3.07 Å. The La(4)-O(14) bond length is 2.76 Å. The La(4)-O(15) bond length is 2.52 Å. The La(4)-O(16) bond length is 2.78 Å. The La(4)-O(18) bond length is 2.81 Å. The La(4)-O(2) bond length is 3.03 Å. The La(4)-O(3) bond length is 3.15 Å. The La(4)-O(7) bond length is 2.47 Å. The La(4)-O(8) bond length is 2.50 Å. The La(4)-O(9) bond length is 2.85 Å. There is one shorter (2.77 Å) and one longer (2.78 Å) La(4)-O(12) bond length. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(11), one O(14), one O(17), one O(2), one O(5), and one O(8) atom to form MnO6 octahedra that share corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and  a faceface with one La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 8-18°. The Mn(1)-O(11) bond length is 1.97 Å. The Mn(1)-O(14) bond length is 1.93 Å. The Mn(1)-O(17) bond length is 2.00 Å. The Mn(1)-O(2) bond length is 1.99 Å. The Mn(1)-O(5) bond length is 1.98 Å. The Mn(1)-O(8) bond length is 1.96 Å. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(16), one O(4), one O(6), and one O(7) atom to form MnO6 octahedra that share corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and  a faceface with one La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 11-18°. The Mn(2)-O(1) bond length is 1.98 Å. The Mn(2)-O(10) bond length is 1.96 Å. The Mn(2)-O(16) bond length is 1.95 Å. The Mn(2)-O(4) bond length is 1.97 Å. The Mn(2)-O(6) bond length is 1.98 Å. The Mn(2)-O(7) bond length is 2.00 Å. In the third Mn site, Mn(3) is bonded to one O(12), one O(13), one O(15), one O(18), one O(3), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Mn(4)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 10-20°. The Mn(3)-O(12) bond length is 1.92 Å. The Mn(3)-O(13) bond length is 1.95 Å. The Mn(3)-O(15) bond length is 1.98 Å. The Mn(3)-O(18) bond length is 1.98 Å. The Mn(3)-O(3) bond length is 2.00 Å. The Mn(3)-O(9) bond length is 1.99 Å. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(15), one O(17), one O(18), one O(2), and one O(4) atom to form MnO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and  a faceface with one La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 10-18°. The Mn(4)-O(1) bond length is 1.99 Å. The Mn(4)-O(15) bond length is 1.98 Å. The Mn(4)-O(17) bond length is 2.00 Å. The Mn(4)-O(18) bond length is 1.96 Å. The Mn(4)-O(2) bond length is 2.00 Å. The Mn(4)-O(4) bond length is 1.97 Å. In the fifth Mn site, Mn(5) is bonded to one O(11), one O(3), one O(5), one O(6), one O(7), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and  a faceface with one La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 11-20°. The Mn(5)-O(11) bond length is 1.98 Å. The Mn(5)-O(3) bond length is 1.98 Å. The Mn(5)-O(5) bond length is 1.98 Å. The Mn(5)-O(6) bond length is 1.99 Å. The Mn(5)-O(7) bond length is 2.01 Å. The Mn(5)-O(9) bond length is 1.97 Å. Co(1) is bonded to one O(10), one O(12), one O(13), one O(14), one O(16), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, and faces with two equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 8-18°. The Co(1)-O(10) bond length is 2.00 Å. The Co(1)-O(12) bond length is 2.05 Å. The Co(1)-O(13) bond length is 2.05 Å. The Co(1)-O(14) bond length is 1.98 Å. The Co(1)-O(16) bond length is 2.01 Å. The Co(1)-O(8) bond length is 2.00 Å. There are two inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 3-coordinate geometry to one O(14), one O(18), and one O(6) atom. The Pb(1)-O(14) bond length is 2.64 Å. The Pb(1)-O(18) bond length is 2.63 Å. The Pb(1)-O(6) bond length is 2.59 Å. In the second Pb site, Pb(2) is bonded in a 3-coordinate geometry to one O(11), one O(12), and one O(4) atom. The Pb(2)-O(11) bond length is 2.58 Å. The Pb(2)-O(12) bond length is 2.58 Å. The Pb(2)-O(4) bond length is 2.57 Å. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one La(2), one La(3), one Mn(2), and one Mn(4) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one La(3), one La(4), one Mn(1), and one Mn(4) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one La(1), one La(3), one La(4), one Mn(3), and one Mn(5) atom. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to one La(2), one La(3), one Mn(2), one Mn(4), and one Pb(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one La(2), one La(3), one Mn(1), and one Mn(5) atom. In the sixth O site, O(6) is bonded in a distorted linear geometry to one La(1), two equivalent La(3), one Mn(2), one Mn(5), and one Pb(1) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one La(2), one La(4), one Mn(2), and one Mn(5) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one La(1), one La(2), one La(4), one Mn(1), and one Co(1) atom. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to one La(1), one La(3), one La(4), one Mn(3), and one Mn(5) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one La(1), one La(3), one La(4), one Mn(2), and one Co(1) atom. In the eleventh O site, O(11) is bonded in a 2-coordinate geometry to one La(2), one La(3), one Mn(1), one Mn(5), and one Pb(2) atom. In the twelfth O site, O(12) is bonded in a 5-coordinate geometry to two equivalent La(4), one Mn(3), one Co(1), and one Pb(2) atom. In the thirteenth O site, O(13) is bonded in a 3-coordinate geometry to one La(2), one La(3), two equivalent La(1), one Mn(3), and one Co(1) atom. In the fourteenth O site, O(14) is bonded in a distorted linear geometry to one La(1), one La(2), one La(4), one Mn(1), one Co(1), and one Pb(1) atom. In the fifteenth O site, O(15) is bonded in a 4-coordinate geometry to one La(1), one La(2), one La(4), one Mn(3), and one Mn(4) atom. In the sixteenth O site, O(16) is bonded in a 5-coordinate geometry to one La(1), one La(3), one La(4), one Mn(2), and one Co(1) atom. In the seventeenth O site, O(17) is bonded to one La(1), two equivalent La(2), one Mn(1), and one Mn(4) atom to form distorted corner-sharing OLa3Mn2 square pyramids. In the eighteenth O site, O(18) is bonded in a distorted linear geometry to one La(1), one La(2), one La(4), one Mn(3), one Mn(4), and one Pb(1) atom.