LaReFeO6 crystallizes in the monoclinic Pc space group. La(1) is bonded in a 8-coordinate geometry to one O(1), one O(4), one O(5), one O(6), two equivalent O(2), and two equivalent O(3) atoms. Re(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form ReO6 octahedra that share corners with six equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 15-25°. Fe(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form FeO6 octahedra that share corners with six equivalent Re(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 15-25°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one La(1), one Re(1), and one Fe(1) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to two equivalent La(1), one Re(1), and one Fe(1) atom. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to two equivalent La(1), one Re(1), and one Fe(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one La(1), one Re(1), and one Fe(1) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one La(1), one Re(1), and one Fe(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one La(1), one Re(1), and one Fe(1) atom.
LaReFeO6 crystallizes in the monoclinic Pc space group. La(1) is bonded in a 8-coordinate geometry to one O(1), one O(4), one O(5), one O(6), two equivalent O(2), and two equivalent O(3) atoms. The La(1)-O(1) bond length is 2.51 Å. The La(1)-O(4) bond length is 2.41 Å. The La(1)-O(5) bond length is 2.47 Å. The La(1)-O(6) bond length is 2.50 Å. There is one shorter (2.62 Å) and one longer (2.70 Å) La(1)-O(2) bond length. There is one shorter (2.59 Å) and one longer (2.76 Å) La(1)-O(3) bond length. Re(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form ReO6 octahedra that share corners with six equivalent Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 15-25°. The Re(1)-O(1) bond length is 1.88 Å. The Re(1)-O(2) bond length is 1.91 Å. The Re(1)-O(3) bond length is 1.94 Å. The Re(1)-O(4) bond length is 1.91 Å. The Re(1)-O(5) bond length is 1.87 Å. The Re(1)-O(6) bond length is 1.88 Å. Fe(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form FeO6 octahedra that share corners with six equivalent Re(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 15-25°. The Fe(1)-O(1) bond length is 2.09 Å. The Fe(1)-O(2) bond length is 2.13 Å. The Fe(1)-O(3) bond length is 2.10 Å. The Fe(1)-O(4) bond length is 2.10 Å. The Fe(1)-O(5) bond length is 2.09 Å. The Fe(1)-O(6) bond length is 2.09 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one La(1), one Re(1), and one Fe(1) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to two equivalent La(1), one Re(1), and one Fe(1) atom. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to two equivalent La(1), one Re(1), and one Fe(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one La(1), one Re(1), and one Fe(1) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one La(1), one Re(1), and one Fe(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one La(1), one Re(1), and one Fe(1) atom.