SrLa3Cr4O12 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. Sr(1) is bonded in a 12-coordinate geometry to one O(10), one O(11), one O(12), one O(5), one O(6), one O(7), one O(8), one O(9), two equivalent O(2), and two equivalent O(3) atoms. There are three inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(5), one O(6), one O(7), one O(9), and two equivalent O(4) atoms. In the second La site, La(2) is bonded in a 9-coordinate geometry to one O(10), one O(4), one O(5), one O(6), one O(7), one O(8), one O(9), and two equivalent O(1) atoms. In the third La site, La(3) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(3), one O(5), one O(6), one O(7), one O(8), and two equivalent O(2) atoms. There are four inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(1), one O(10), one O(11), one O(3), one O(6), and one O(7) atom to form corner-sharing CrO6 octahedra. The corner-sharing octahedral tilt angles range from 16-22°. In the second Cr site, Cr(2) is bonded to one O(12), one O(2), one O(4), one O(5), one O(8), and one O(9) atom to form corner-sharing CrO6 octahedra. The corner-sharing octahedral tilt angles range from 16-22°. In the third Cr site, Cr(3) is bonded to one O(1), one O(12), one O(3), one O(5), one O(8), and one O(9) atom to form corner-sharing CrO6 octahedra. The corner-sharing octahedral tilt angles range from 16-22°. In the fourth Cr site, Cr(4) is bonded to one O(10), one O(11), one O(2), one O(4), one O(6), and one O(7) atom to form corner-sharing CrO6 octahedra. The corner-sharing octahedral tilt angles range from 16-21°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one La(1), two equivalent La(2), one Cr(1), and one Cr(3) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to two equivalent Sr(1), two equivalent La(3), one Cr(2), and one Cr(4) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to two equivalent Sr(1), one La(3), one Cr(1), and one Cr(3) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one La(2), two equivalent La(1), one Cr(2), and one Cr(4) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Sr(1), one La(1), one La(2), one La(3), one Cr(2), and one Cr(3) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Sr(1), one La(1), one La(2), one La(3), one Cr(1), and one Cr(4) atom. In the seventh O site, O(7) is bonded in a 6-coordinate geometry to one Sr(1), one La(1), one La(2), one La(3), one Cr(1), and one Cr(4) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Sr(1), one La(2), one La(3), one Cr(2), and one Cr(3) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Sr(1), one La(1), one La(2), one Cr(2), and one Cr(3) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one Sr(1), one La(1), one La(2), one Cr(1), and one Cr(4) atom. In the eleventh O site, O(11) is bonded in a 5-coordinate geometry to one Sr(1), one La(1), one La(3), one Cr(1), and one Cr(4) atom. In the twelfth O site, O(12) is bonded in a 5-coordinate geometry to one Sr(1), one La(1), one La(3), one Cr(2), and one Cr(3) atom.
SrLa3Cr4O12 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. Sr(1) is bonded in a 12-coordinate geometry to one O(10), one O(11), one O(12), one O(5), one O(6), one O(7), one O(8), one O(9), two equivalent O(2), and two equivalent O(3) atoms. The Sr(1)-O(10) bond length is 2.81 Å. The Sr(1)-O(11) bond length is 2.82 Å. The Sr(1)-O(12) bond length is 2.82 Å. The Sr(1)-O(5) bond length is 3.17 Å. The Sr(1)-O(6) bond length is 3.16 Å. The Sr(1)-O(7) bond length is 2.49 Å. The Sr(1)-O(8) bond length is 2.52 Å. The Sr(1)-O(9) bond length is 2.86 Å. There is one shorter (2.52 Å) and one longer (3.07 Å) Sr(1)-O(2) bond length. There is one shorter (2.79 Å) and one longer (2.80 Å) Sr(1)-O(3) bond length. There are three inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one O(1), one O(10), one O(11), one O(12), one O(5), one O(6), one O(7), one O(9), and two equivalent O(4) atoms. The La(1)-O(1) bond length is 2.43 Å. The La(1)-O(10) bond length is 2.72 Å. The La(1)-O(11) bond length is 2.71 Å. The La(1)-O(12) bond length is 2.73 Å. The La(1)-O(5) bond length is 2.44 Å. The La(1)-O(6) bond length is 2.43 Å. The La(1)-O(7) bond length is 3.03 Å. The La(1)-O(9) bond length is 2.76 Å. There is one shorter (2.78 Å) and one longer (2.80 Å) La(1)-O(4) bond length. In the second La site, La(2) is bonded in a 9-coordinate geometry to one O(10), one O(4), one O(5), one O(6), one O(7), one O(8), one O(9), and two equivalent O(1) atoms. The La(2)-O(10) bond length is 2.39 Å. The La(2)-O(4) bond length is 2.46 Å. The La(2)-O(5) bond length is 2.78 Å. The La(2)-O(6) bond length is 2.76 Å. The La(2)-O(7) bond length is 2.71 Å. The La(2)-O(8) bond length is 2.80 Å. The La(2)-O(9) bond length is 2.45 Å. Both La(2)-O(1) bond lengths are 2.79 Å. In the third La site, La(3) is bonded in a 9-coordinate geometry to one O(11), one O(12), one O(3), one O(5), one O(6), one O(7), one O(8), and two equivalent O(2) atoms. The La(3)-O(11) bond length is 2.42 Å. The La(3)-O(12) bond length is 2.44 Å. The La(3)-O(3) bond length is 2.41 Å. The La(3)-O(5) bond length is 2.80 Å. The La(3)-O(6) bond length is 2.77 Å. The La(3)-O(7) bond length is 2.77 Å. The La(3)-O(8) bond length is 2.82 Å. There is one shorter (2.78 Å) and one longer (2.79 Å) La(3)-O(2) bond length. There are four inequivalent Cr sites. In the first Cr site, Cr(1) is bonded to one O(1), one O(10), one O(11), one O(3), one O(6), and one O(7) atom to form corner-sharing CrO6 octahedra. The corner-sharing octahedral tilt angles range from 16-22°. The Cr(1)-O(1) bond length is 2.00 Å. The Cr(1)-O(10) bond length is 2.02 Å. The Cr(1)-O(11) bond length is 2.00 Å. The Cr(1)-O(3) bond length is 1.99 Å. The Cr(1)-O(6) bond length is 2.00 Å. The Cr(1)-O(7) bond length is 2.00 Å. In the second Cr site, Cr(2) is bonded to one O(12), one O(2), one O(4), one O(5), one O(8), and one O(9) atom to form corner-sharing CrO6 octahedra. The corner-sharing octahedral tilt angles range from 16-22°. The Cr(2)-O(12) bond length is 1.99 Å. The Cr(2)-O(2) bond length is 1.89 Å. The Cr(2)-O(4) bond length is 1.96 Å. The Cr(2)-O(5) bond length is 2.00 Å. The Cr(2)-O(8) bond length is 1.91 Å. The Cr(2)-O(9) bond length is 1.94 Å. In the third Cr site, Cr(3) is bonded to one O(1), one O(12), one O(3), one O(5), one O(8), and one O(9) atom to form corner-sharing CrO6 octahedra. The corner-sharing octahedral tilt angles range from 16-22°. The Cr(3)-O(1) bond length is 1.98 Å. The Cr(3)-O(12) bond length is 2.03 Å. The Cr(3)-O(3) bond length is 1.98 Å. The Cr(3)-O(5) bond length is 2.02 Å. The Cr(3)-O(8) bond length is 2.03 Å. The Cr(3)-O(9) bond length is 2.04 Å. In the fourth Cr site, Cr(4) is bonded to one O(10), one O(11), one O(2), one O(4), one O(6), and one O(7) atom to form corner-sharing CrO6 octahedra. The corner-sharing octahedral tilt angles range from 16-21°. The Cr(4)-O(10) bond length is 2.01 Å. The Cr(4)-O(11) bond length is 1.98 Å. The Cr(4)-O(2) bond length is 2.04 Å. The Cr(4)-O(4) bond length is 2.03 Å. The Cr(4)-O(6) bond length is 1.98 Å. The Cr(4)-O(7) bond length is 1.99 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one La(1), two equivalent La(2), one Cr(1), and one Cr(3) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to two equivalent Sr(1), two equivalent La(3), one Cr(2), and one Cr(4) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to two equivalent Sr(1), one La(3), one Cr(1), and one Cr(3) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one La(2), two equivalent La(1), one Cr(2), and one Cr(4) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Sr(1), one La(1), one La(2), one La(3), one Cr(2), and one Cr(3) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Sr(1), one La(1), one La(2), one La(3), one Cr(1), and one Cr(4) atom. In the seventh O site, O(7) is bonded in a 6-coordinate geometry to one Sr(1), one La(1), one La(2), one La(3), one Cr(1), and one Cr(4) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Sr(1), one La(2), one La(3), one Cr(2), and one Cr(3) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Sr(1), one La(1), one La(2), one Cr(2), and one Cr(3) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one Sr(1), one La(1), one La(2), one Cr(1), and one Cr(4) atom. In the eleventh O site, O(11) is bonded in a 5-coordinate geometry to one Sr(1), one La(1), one La(3), one Cr(1), and one Cr(4) atom. In the twelfth O site, O(12) is bonded in a 5-coordinate geometry to one Sr(1), one La(1), one La(3), one Cr(2), and one Cr(3) atom.