Sr4La4Mn7CuO24 crystallizes in the triclinic P-1 space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 1-coordinate geometry to one O(10), one O(5), and three equivalent O(6) atoms. In the second Sr site, Sr(2) is bonded in a 1-coordinate geometry to one O(12), one O(5), one O(8), one O(9), and two equivalent O(7) atoms. There are two inequivalent La sites. In the first La site, La(1) is bonded in a 1-coordinate geometry to one O(10), one O(11), one O(5), one O(6), and one O(7) atom. In the second La site, La(2) is bonded in a 3-coordinate geometry to one O(12), one O(7), one O(9), and three equivalent O(8) atoms. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a 4-coordinate geometry to one O(1), one O(12), one O(4), one O(7), one O(8), and one O(9) atom. In the second Mn site, Mn(2) is bonded in a 4-coordinate geometry to one O(10), one O(11), one O(2), one O(3), one O(5), and one O(6) atom. In the third Mn site, Mn(3) is bonded in a distorted linear geometry to one O(1), one O(11), one O(3), one O(5), one O(7), and one O(9) atom. In the fourth Mn site, Mn(4) is bonded in a distorted linear geometry to two equivalent O(10), two equivalent O(2), and two equivalent O(6) atoms. Cu(1) is bonded in a 2-coordinate geometry to two equivalent O(12), two equivalent O(4), and two equivalent O(8) atoms. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a linear geometry to one Mn(1) and one Mn(3) atom. In the second O site, O(2) is bonded in a linear geometry to one Mn(2) and one Mn(4) atom. In the third O site, O(3) is bonded in a linear geometry to one Mn(2) and one Mn(3) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Mn(1) and one Cu(1) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one La(1), one Mn(2), and one Mn(3) atom. In the sixth O site, O(6) is bonded in a 6-coordinate geometry to three equivalent Sr(1), one La(1), one Mn(2), and one Mn(4) atom. In the seventh O site, O(7) is bonded in a 6-coordinate geometry to two equivalent Sr(2), one La(1), one La(2), one Mn(1), and one Mn(3) atom. In the eighth O site, O(8) is bonded in a 6-coordinate geometry to one Sr(2), three equivalent La(2), one Mn(1), and one Cu(1) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Sr(2), one La(2), one Mn(1), and one Mn(3) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Sr(1), one La(1), one Mn(2), and one Mn(4) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one La(1), one Mn(2), and one Mn(3) atom. In the twelfth O site, O(12) is bonded in a 4-coordinate geometry to one Sr(2), one La(2), one Mn(1), and one Cu(1) atom.
Sr4La4Mn7CuO24 crystallizes in the triclinic P-1 space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 1-coordinate geometry to one O(10), one O(5), and three equivalent O(6) atoms. The Sr(1)-O(10) bond length is 2.48 Å. The Sr(1)-O(5) bond length is 2.66 Å. There are a spread of Sr(1)-O(6) bond distances ranging from 2.20-2.97 Å. In the second Sr site, Sr(2) is bonded in a 1-coordinate geometry to one O(12), one O(5), one O(8), one O(9), and two equivalent O(7) atoms. The Sr(2)-O(12) bond length is 2.75 Å. The Sr(2)-O(5) bond length is 2.15 Å. The Sr(2)-O(8) bond length is 2.67 Å. The Sr(2)-O(9) bond length is 2.46 Å. There is one shorter (2.52 Å) and one longer (3.05 Å) Sr(2)-O(7) bond length. There are two inequivalent La sites. In the first La site, La(1) is bonded in a 1-coordinate geometry to one O(10), one O(11), one O(5), one O(6), and one O(7) atom. The La(1)-O(10) bond length is 2.68 Å. The La(1)-O(11) bond length is 2.46 Å. The La(1)-O(5) bond length is 2.46 Å. The La(1)-O(6) bond length is 2.49 Å. The La(1)-O(7) bond length is 2.13 Å. In the second La site, La(2) is bonded in a 3-coordinate geometry to one O(12), one O(7), one O(9), and three equivalent O(8) atoms. The La(2)-O(12) bond length is 2.40 Å. The La(2)-O(7) bond length is 2.70 Å. The La(2)-O(9) bond length is 2.70 Å. There are a spread of La(2)-O(8) bond distances ranging from 2.08-3.10 Å. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a 4-coordinate geometry to one O(1), one O(12), one O(4), one O(7), one O(8), and one O(9) atom. The Mn(1)-O(1) bond length is 1.57 Å. The Mn(1)-O(12) bond length is 1.95 Å. The Mn(1)-O(4) bond length is 1.49 Å. The Mn(1)-O(7) bond length is 2.57 Å. The Mn(1)-O(8) bond length is 2.59 Å. The Mn(1)-O(9) bond length is 1.99 Å. In the second Mn site, Mn(2) is bonded in a 4-coordinate geometry to one O(10), one O(11), one O(2), one O(3), one O(5), and one O(6) atom. The Mn(2)-O(10) bond length is 1.97 Å. The Mn(2)-O(11) bond length is 1.99 Å. The Mn(2)-O(2) bond length is 1.55 Å. The Mn(2)-O(3) bond length is 1.60 Å. The Mn(2)-O(5) bond length is 2.61 Å. The Mn(2)-O(6) bond length is 2.52 Å. In the third Mn site, Mn(3) is bonded in a distorted linear geometry to one O(1), one O(11), one O(3), one O(5), one O(7), and one O(9) atom. The Mn(3)-O(1) bond length is 1.57 Å. The Mn(3)-O(11) bond length is 2.18 Å. The Mn(3)-O(3) bond length is 1.54 Å. The Mn(3)-O(5) bond length is 2.37 Å. The Mn(3)-O(7) bond length is 2.39 Å. The Mn(3)-O(9) bond length is 2.21 Å. In the fourth Mn site, Mn(4) is bonded in a distorted linear geometry to two equivalent O(10), two equivalent O(2), and two equivalent O(6) atoms. Both Mn(4)-O(10) bond lengths are 2.20 Å. Both Mn(4)-O(2) bond lengths are 1.58 Å. Both Mn(4)-O(6) bond lengths are 2.43 Å. Cu(1) is bonded in a 2-coordinate geometry to two equivalent O(12), two equivalent O(4), and two equivalent O(8) atoms. Both Cu(1)-O(12) bond lengths are 2.22 Å. Both Cu(1)-O(4) bond lengths are 1.66 Å. Both Cu(1)-O(8) bond lengths are 2.40 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a linear geometry to one Mn(1) and one Mn(3) atom. In the second O site, O(2) is bonded in a linear geometry to one Mn(2) and one Mn(4) atom. In the third O site, O(3) is bonded in a linear geometry to one Mn(2) and one Mn(3) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Mn(1) and one Cu(1) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(2), one La(1), one Mn(2), and one Mn(3) atom. In the sixth O site, O(6) is bonded in a 6-coordinate geometry to three equivalent Sr(1), one La(1), one Mn(2), and one Mn(4) atom. In the seventh O site, O(7) is bonded in a 6-coordinate geometry to two equivalent Sr(2), one La(1), one La(2), one Mn(1), and one Mn(3) atom. In the eighth O site, O(8) is bonded in a 6-coordinate geometry to one Sr(2), three equivalent La(2), one Mn(1), and one Cu(1) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Sr(2), one La(2), one Mn(1), and one Mn(3) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Sr(1), one La(1), one Mn(2), and one Mn(4) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one La(1), one Mn(2), and one Mn(3) atom. In the twelfth O site, O(12) is bonded in a 4-coordinate geometry to one Sr(2), one La(2), one Mn(1), and one Cu(1) atom.