MgAl(Bi3O5)4 is Antimony trioxide-derived structured and crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 4-coordinate geometry to one O(17), one O(2), one O(3), and one O(4) atom. Al(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form distorted AlO4 trigonal pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid, and  a cornercorner with one Bi(8)O5 square pyramid. There are twelve inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a distorted rectangular see-saw-like geometry to one O(14), one O(15), one O(17), and one O(5) atom. In the second Bi site, Bi(2) is bonded in a 5-coordinate geometry to one O(13), one O(16), one O(18), one O(3), and one O(6) atom. In the third Bi site, Bi(3) is bonded to one O(14), one O(15), one O(19), one O(2), and one O(7) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid,  a cornercorner with one Bi(8)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. In the fourth Bi site, Bi(4) is bonded in a distorted rectangular see-saw-like geometry to one O(17), one O(7), one O(8), and one O(9) atom. In the fifth Bi site, Bi(5) is bonded to one O(1), one O(13), one O(16), one O(20), and one O(9) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid,  a cornercorner with one Bi(8)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. In the sixth Bi site, Bi(6) is bonded in a 5-coordinate geometry to one O(10), one O(2), one O(20), one O(5), and one O(6) atom. In the seventh Bi site, Bi(7) is bonded to one O(11), one O(18), one O(4), one O(7), and one O(9) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. In the eighth Bi site, Bi(8) is bonded to one O(1), one O(12), one O(19), one O(5), and one O(6) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. In the ninth Bi site, Bi(9) is bonded in a distorted rectangular see-saw-like geometry to one O(11), one O(12), one O(13), and one O(17) atom. In the tenth Bi site, Bi(10) is bonded to one O(11), one O(12), one O(14), one O(20), and one O(3) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid,  a cornercorner with one Bi(8)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. In the eleventh Bi site, Bi(11) is bonded to one O(1), one O(10), one O(15), one O(18), and one O(8) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid,  a cornercorner with one Bi(8)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. In the twelfth Bi site, Bi(12) is bonded in a 5-coordinate geometry to one O(10), one O(16), one O(19), one O(4), and one O(8) atom. There are twenty inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Al(1), one Bi(11), one Bi(5), and one Bi(8) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Mg(1), one Al(1), one Bi(3), and one Bi(6) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Mg(1), one Al(1), one Bi(10), and one Bi(2) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Mg(1), one Al(1), one Bi(12), and one Bi(7) atom. In the fifth O site, O(5) is bonded in a trigonal non-coplanar geometry to one Bi(1), one Bi(6), and one Bi(8) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Bi(2), one Bi(6), and one Bi(8) atom. In the seventh O site, O(7) is bonded in a trigonal non-coplanar geometry to one Bi(3), one Bi(4), and one Bi(7) atom. In the eighth O site, O(8) is bonded in a trigonal non-coplanar geometry to one Bi(11), one Bi(12), and one Bi(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to one Bi(4), one Bi(5), and one Bi(7) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one Bi(11), one Bi(12), and one Bi(6) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal non-coplanar geometry to one Bi(10), one Bi(7), and one Bi(9) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to one Bi(10), one Bi(8), and one Bi(9) atom. In the thirteenth O site, O(13) is bonded in a trigonal non-coplanar geometry to one Bi(2), one Bi(5), and one Bi(9) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Bi(1), one Bi(10), and one Bi(3) atom. In the fifteenth O site, O(15) is bonded in a distorted trigonal non-coplanar geometry to one Bi(1), one Bi(11), and one Bi(3) atom. In the sixteenth O site, O(16) is bonded in a distorted trigonal non-coplanar geometry to one Bi(12), one Bi(2), and one Bi(5) atom. In the seventeenth O site, O(17) is bonded in a distorted trigonal pyramidal geometry to one Mg(1), one Bi(1), one Bi(4), and one Bi(9) atom. In the eighteenth O site, O(18) is bonded in a trigonal non-coplanar geometry to one Bi(11), one Bi(2), and one Bi(7) atom. In the nineteenth O site, O(19) is bonded in a trigonal non-coplanar geometry to one Bi(12), one Bi(3), and one Bi(8) atom. In the twentieth O site, O(20) is bonded in a trigonal non-coplanar geometry to one Bi(10), one Bi(5), and one Bi(6) atom.
MgAl(Bi3O5)4 is Antimony trioxide-derived structured and crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 4-coordinate geometry to one O(17), one O(2), one O(3), and one O(4) atom. The Mg(1)-O(17) bond length is 1.90 Å. The Mg(1)-O(2) bond length is 2.06 Å. The Mg(1)-O(3) bond length is 2.06 Å. The Mg(1)-O(4) bond length is 2.06 Å. Al(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form distorted AlO4 trigonal pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid, and  a cornercorner with one Bi(8)O5 square pyramid. The Al(1)-O(1) bond length is 1.72 Å. The Al(1)-O(2) bond length is 1.83 Å. The Al(1)-O(3) bond length is 1.83 Å. The Al(1)-O(4) bond length is 1.83 Å. There are twelve inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a distorted rectangular see-saw-like geometry to one O(14), one O(15), one O(17), and one O(5) atom. The Bi(1)-O(14) bond length is 2.35 Å. The Bi(1)-O(15) bond length is 2.13 Å. The Bi(1)-O(17) bond length is 2.47 Å. The Bi(1)-O(5) bond length is 2.14 Å. In the second Bi site, Bi(2) is bonded in a 5-coordinate geometry to one O(13), one O(16), one O(18), one O(3), and one O(6) atom. The Bi(2)-O(13) bond length is 2.25 Å. The Bi(2)-O(16) bond length is 2.71 Å. The Bi(2)-O(18) bond length is 2.24 Å. The Bi(2)-O(3) bond length is 2.81 Å. The Bi(2)-O(6) bond length is 2.11 Å. In the third Bi site, Bi(3) is bonded to one O(14), one O(15), one O(19), one O(2), and one O(7) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid,  a cornercorner with one Bi(8)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. The Bi(3)-O(14) bond length is 2.45 Å. The Bi(3)-O(15) bond length is 2.69 Å. The Bi(3)-O(19) bond length is 2.22 Å. The Bi(3)-O(2) bond length is 2.39 Å. The Bi(3)-O(7) bond length is 2.16 Å. In the fourth Bi site, Bi(4) is bonded in a distorted rectangular see-saw-like geometry to one O(17), one O(7), one O(8), and one O(9) atom. The Bi(4)-O(17) bond length is 2.47 Å. The Bi(4)-O(7) bond length is 2.35 Å. The Bi(4)-O(8) bond length is 2.14 Å. The Bi(4)-O(9) bond length is 2.13 Å. In the fifth Bi site, Bi(5) is bonded to one O(1), one O(13), one O(16), one O(20), and one O(9) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid,  a cornercorner with one Bi(8)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. The Bi(5)-O(1) bond length is 2.60 Å. The Bi(5)-O(13) bond length is 2.52 Å. The Bi(5)-O(16) bond length is 2.23 Å. The Bi(5)-O(20) bond length is 2.36 Å. The Bi(5)-O(9) bond length is 2.16 Å. In the sixth Bi site, Bi(6) is bonded in a 5-coordinate geometry to one O(10), one O(2), one O(20), one O(5), and one O(6) atom. The Bi(6)-O(10) bond length is 2.11 Å. The Bi(6)-O(2) bond length is 2.80 Å. The Bi(6)-O(20) bond length is 2.24 Å. The Bi(6)-O(5) bond length is 2.26 Å. The Bi(6)-O(6) bond length is 2.71 Å. In the seventh Bi site, Bi(7) is bonded to one O(11), one O(18), one O(4), one O(7), and one O(9) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. The Bi(7)-O(11) bond length is 2.16 Å. The Bi(7)-O(18) bond length is 2.22 Å. The Bi(7)-O(4) bond length is 2.40 Å. The Bi(7)-O(7) bond length is 2.44 Å. The Bi(7)-O(9) bond length is 2.68 Å. In the eighth Bi site, Bi(8) is bonded to one O(1), one O(12), one O(19), one O(5), and one O(6) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(10)O5 square pyramid,  a cornercorner with one Bi(11)O5 square pyramid,  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. The Bi(8)-O(1) bond length is 2.60 Å. The Bi(8)-O(12) bond length is 2.16 Å. The Bi(8)-O(19) bond length is 2.37 Å. The Bi(8)-O(5) bond length is 2.52 Å. The Bi(8)-O(6) bond length is 2.23 Å. In the ninth Bi site, Bi(9) is bonded in a distorted rectangular see-saw-like geometry to one O(11), one O(12), one O(13), and one O(17) atom. The Bi(9)-O(11) bond length is 2.33 Å. The Bi(9)-O(12) bond length is 2.13 Å. The Bi(9)-O(13) bond length is 2.14 Å. The Bi(9)-O(17) bond length is 2.50 Å. In the tenth Bi site, Bi(10) is bonded to one O(11), one O(12), one O(14), one O(20), and one O(3) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid,  a cornercorner with one Bi(8)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. The Bi(10)-O(11) bond length is 2.46 Å. The Bi(10)-O(12) bond length is 2.69 Å. The Bi(10)-O(14) bond length is 2.16 Å. The Bi(10)-O(20) bond length is 2.22 Å. The Bi(10)-O(3) bond length is 2.39 Å. In the eleventh Bi site, Bi(11) is bonded to one O(1), one O(10), one O(15), one O(18), and one O(8) atom to form distorted BiO5 square pyramids that share  a cornercorner with one Bi(3)O5 square pyramid,  a cornercorner with one Bi(5)O5 square pyramid,  a cornercorner with one Bi(7)O5 square pyramid,  a cornercorner with one Bi(8)O5 square pyramid, and  a cornercorner with one Al(1)O4 trigonal pyramid. The Bi(11)-O(1) bond length is 2.61 Å. The Bi(11)-O(10) bond length is 2.22 Å. The Bi(11)-O(15) bond length is 2.16 Å. The Bi(11)-O(18) bond length is 2.36 Å. The Bi(11)-O(8) bond length is 2.51 Å. In the twelfth Bi site, Bi(12) is bonded in a 5-coordinate geometry to one O(10), one O(16), one O(19), one O(4), and one O(8) atom. The Bi(12)-O(10) bond length is 2.72 Å. The Bi(12)-O(16) bond length is 2.11 Å. The Bi(12)-O(19) bond length is 2.24 Å. The Bi(12)-O(4) bond length is 2.79 Å. The Bi(12)-O(8) bond length is 2.26 Å. There are twenty inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Al(1), one Bi(11), one Bi(5), and one Bi(8) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Mg(1), one Al(1), one Bi(3), and one Bi(6) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Mg(1), one Al(1), one Bi(10), and one Bi(2) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Mg(1), one Al(1), one Bi(12), and one Bi(7) atom. In the fifth O site, O(5) is bonded in a trigonal non-coplanar geometry to one Bi(1), one Bi(6), and one Bi(8) atom. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Bi(2), one Bi(6), and one Bi(8) atom. In the seventh O site, O(7) is bonded in a trigonal non-coplanar geometry to one Bi(3), one Bi(4), and one Bi(7) atom. In the eighth O site, O(8) is bonded in a trigonal non-coplanar geometry to one Bi(11), one Bi(12), and one Bi(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to one Bi(4), one Bi(5), and one Bi(7) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one Bi(11), one Bi(12), and one Bi(6) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal non-coplanar geometry to one Bi(10), one Bi(7), and one Bi(9) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to one Bi(10), one Bi(8), and one Bi(9) atom. In the thirteenth O site, O(13) is bonded in a trigonal non-coplanar geometry to one Bi(2), one Bi(5), and one Bi(9) atom. In the fourteenth O site, O(14) is bonded in a distorted trigonal non-coplanar geometry to one Bi(1), one Bi(10), and one Bi(3) atom. In the fifteenth O site, O(15) is bonded in a distorted trigonal non-coplanar geometry to one Bi(1), one Bi(11), and one Bi(3) atom. In the sixteenth O site, O(16) is bonded in a distorted trigonal non-coplanar geometry to one Bi(12), one Bi(2), and one Bi(5) atom. In the seventeenth O site, O(17) is bonded in a distorted trigonal pyramidal geometry to one Mg(1), one Bi(1), one Bi(4), and one Bi(9) atom. In the eighteenth O site, O(18) is bonded in a trigonal non-coplanar geometry to one Bi(11), one Bi(2), and one Bi(7) atom. In the nineteenth O site, O(19) is bonded in a trigonal non-coplanar geometry to one Bi(12), one Bi(3), and one Bi(8) atom. In the twentieth O site, O(20) is bonded in a trigonal non-coplanar geometry to one Bi(10), one Bi(5), and one Bi(6) atom.